Ep16: The Power of Interconnection in Digital Infrastructure
23m 59s
Juan Font, CEO of Corsite and Senior Vice President at American Tower, shares his 25-year journey in data centers and telecommunications, highlighting how his leadership evolved from sales to strategic management. Corsite specializes in building interconnected data center campuses, while its merger with American Tower combines data infrastructure with extensive wireless access to enable edge computing and AI solutions. Font emphasizes that the data center industry is not monolithic—different models serve distinct purposes, such as hyperscale clouds, on-premises operations, or collocation hubs, which act as central digital ecosystems. The rise of AI and real-time applications has intensified demand for low-latency, high-density facilities located near fiber hubs, major population centers, and cloud providers. Interconnection is now a key ecosystem driver, with 80% of revenue derived from customers connecting to multiple platforms. This network effect creates a self-reinforcing cycle that is difficult for competitors to replicate. Despite significant challenges—especially in securing sustainable power due to rising AI demands and public skepticism—Font believes the long-term competitive edge lies in ecosystem density, access to diverse digital platforms, and strategic location. While power will eventually become a baseline requirement, the unique value of Corsite lies in its ability to provide seamless, scalable, and secure interconnectivity across cloud providers, networks, and emerging AI technologies. The company is actively addressing supply constraints through partnerships and innovation, with confidence that future energy solutions will evolve rapidly to meet demand.
(upbeat music)
This is UptimeNow, a Norden Roseville-Bite podcast
dedicated conversations about data centers
from development and construction
to cutting-edge technology and operational breakthroughs
and the people driving it all.
Joining us today is Juan Font, President and CEO
of Corsite and Senior Vice President of American Tower,
where he leads the strategy, innovation, and growth.
He brings more than 25 years of experience
in general management, direct sales and business operations
and finance in the data center
and telecommunications industries.
Welcome to this show, Juan, how are you?
- I'm doing great, great to be here.
- Glad to have you.
I'm sure folks would love to know.
Can you tell us a little bit about your path here?
How did you end up at Corsite and American Tower
and as a president and CEO of your company?
- Yeah, so I've been in data centers for 20 years
and I joined Corsite in 2010.
In my initial role was in sales
and then I was able to rise to GM,
which is a bit of a CIO at the market level,
where you look at profitability and growth per market
and was doing that for the Eastern C board
and eventually took over the entire company
for a GM perspective.
And eventually ended up with a position
of American Tower of Corsite ended up as president and CEO.
So it's been the thrill of my career
and not honored to be here.
- Curious of all the roles that you've had
so far, what would you say is the most challenging?
Would you say it's this one or something before?
- You know, I'm blessed to have a fantastic team.
So, dimming my job a little easier.
From an institution standpoint,
I don't need to worry about the operational data data match.
My job is more about capital allocation and strategy
and managing the board and American Tower,
but the day they performance to the company
is really the problem with my team.
In my previous job as a GM,
I think it was a little more challenging
'cause I had to always ask for money
and try to prove that I could deliver
the return on the VISTA capital.
I'm more a smaller company.
Now I think we have the right resources.
We have a great team and I'm pretty well capitalized.
So it made my job a little easier.
- It's great.
It's always helpful to have a great team behind you.
Can you tell us a little bit about Corsite and American Tower
and just how the two companies work together?
- Sure.
So Corsite is a premier operator builder
of data centers nationwide.
We have city data centers in other markets
about 5 million square feet of data center space.
And our focus is to build data center campuses
that are highly interconnected.
And so American Tower is the largest operator
of cell phone towers in the world.
In the US alone, they have roughly 45,000 towers.
So the idea was to merge a data center company
that has a lot of interconnection capability
across the US and a portfolio of communication
realistic assets on the mobile world.
I'm preparing for a future in which thinking
about communication more broadly,
there will be a convergence between wireline
and wireless applications.
Think of the integration of CISG services
and robotaxies and those glasses and wearable devices.
They're all going to require a lot of compute close to the edge.
And leveraging both portfolios,
I think would provide us an ability
to deliver end-to-end solutions that require
a lot of capability at the market level, at the edge.
And leverage our access to clouds
and generate AI solutions in combination
with the broadest portfolio of cell phone towers out there.
So that was sort of the genesis
and the thesis behind the acquisition.
- A lot of people outside of the industry,
even people inside of the industry,
sometimes in discussions tend to couple,
every type of different data center together
as if they're just like one thing that serves one purpose
to everybody and that's obviously not the case.
The comparison example that I have is like,
if you were to talk to somebody about the difference
between a coffee shop and a Costco
and a Michelin restaurant,
they immediately know the difference.
But what are the different restaurants
of the data center world?
- That is actually an analogy.
Another one would be like an airport,
where more like a hub where you can go
to multiple destinations to different carriers.
In the case of restaurants,
you know, there are the majority of data centers
that are in play today, that are in the public mind,
are what we call hyperskill data centers.
Those are very large purpose-build buildings
that typically host a single user,
typically hyperskilled like an AWS
or a Google or something like that.
And that's, you can think about those
of most as a warehouse for servers.
And a Costco would fit that analogy.
In the case of Corsite, you know,
some of the single restaurant,
if you think about, for example,
an enterprise cafeteria,
where the enterprise in the headquarters
has a cafeteria for their employees,
they control the asset,
is there an employees that work in the kitchen,
but also is the captive audience.
It is really the people that go eat there,
no matter how great the food is,
it's going to be your employees.
And that's sort of like an on-prem data center.
And, you know, to this day,
most of the data centers are still an enterprise
that have built it themselves.
And they are like that.
And in between model,
it's sort of the collocation data center provider,
like Corsite,
and think of us more like the town square,
where you can, we can own that,
and you have multiple restaurants.
You can have a Michelin star restaurant,
you can have a coffee shop,
you can have a big old shop,
but all of those are accessible.
You can park your car within a couple of steps,
you can ask is that a broader ecosystem of restaurants.
And that is what a collocation provider does.
So, I'm a believer that, you know,
Nautilus Quinoa was created equal.
And when it comes to data centers,
it's a huge disparity between the different business models.
- And what is the business model
that you guys are most focused on?
- So our business models centers around interconnection.
It is a place where we enable digital communities
to interoperate,
and those digital communities consist of enterprises,
just regular enterprise like a bank or a hospital,
digital platforms like Zoom, for example,
or things like that,
digital platforms like your digital media provider, for example,
the company's stream services from cloud providers,
where the large, you know,
the largest cloud hyperspeeders out there, and networks.
And all these companies and organizations
interoperate with each other on our sites.
So for that to happen,
you have to have multiple hybrid networks
that are natively present.
You have to have cloud-owned ramps that are natively present.
And you have to have enough space power and cooling
to support mission critical applications
so that customers can deploy the infrastructure
and access their digital ecosystem
or the other deals applied chain, if you will.
- And can you talk a little bit about the different types
of workloads that are out there,
and how they're changing and how that's reshaping
the types of data centers that are out there
and the people are building?
- Sure.
So if I go back in history,
so the first deal revolution was the internet.
I mean, that was roughly in 2000s.
Just like that decade,
where social media emerge and applications like search
and websites and gaming, for example,
there was a role, you know,
require specific data center buildings.
And that was the emergence of dedicated data center
and purpose-built data centers,
but you're sort of needed all these networks
to connect the internet,
those companies to the internet and applications to the internet.
You first forward to the 2010s
and that's the emergence of the cloud.
That's the notion that enterprises could access compute
on demand, you just pay as they use.
And that revolutionized the industry.
You know, somewhere the service was invented
and it's not a result of that.
And that required a,
the hybrid industry started building sort of cloud
compute clusters of ability zones.
And a government like Corsair had to evolve
its business model to provide access
to those cloud clusters for enterprises.
And the workload that emerged from that
generation of technology change
was what we call hybrid IT.
Hybrid IT is the notion of an enterprise
that deploys infrastructure and a third party business
and like Corsair.
And the substance of the workloads
are in their own dedicated servers.
And the rest of the workloads have performed in the cloud
or more recently in multi-cloud environments.
So you need to have a designer operator
that has space power and cooling at a proper density
but also very quick integration to multiple clouds.
And most recently, I would say the third
sort of generational revolution is intelligence.
And that is AI with this portion of AI.
Which to me is probably the most relevant
because you know, you go from an architecture
of CPUs to GPUs.
And that shift is exponential in terms of power usage.
And that has created this very large scale
so AI data centers, hyper-scalers.
But also in our own case,
even though we multi-tenant and do location,
we have to be able to host GPU workloads
that require much more intensive power and cooling densities.
And also enterprises that are doing hybrid IT
now are also doing that not only just for cloud compute
applications, but also for generative AI.
And oftentimes they need to connect to new clouds
to rent those GPUs because those GPUs are very, very scarce.
And so most enterprises don't have access
to buy sales and video chips and deploy them
on their own data centers.
They need to go rent them from someone.
But when you rent, you have to connect through
some sort of fiber interface that has to be scalable,
flexible in expensive.
And that will, of course, I provide.
It's access to not only the current cloud provider,
but also the nascent AI frontier labs, if you will,
but also the near cloud.
And that's a bit of a evolution of the work most
as a different, no, digital revolution takes a take shape.
It seems like there's so many different considerations
when you think about location, from fiber to power
to where is the actual compute, to all the interconnection
that you just described.
How do you think about location and where you want to be?
That's a very question.
I mean, it is really no different than an enterprise
in the company that wants to set out the headquarters.
You want to be where people are, where you have resources,
you're close to the transportation hub,
you have access to schools, and all that.
In our case, it's the digital services, right?
It's fiber mostly.
And the major fiber hubs were set around the biggest
meters like here in the Virginia, or Chicago, or Dallas,
or Silicon Valley.
It's also close proximity to the subsidy cables, for example.
And so over the decades, the organization,
that networks specifically, both domestic and international,
ended up clustering in a few locations.
And that's what we set up our shop, basically close
to all those fiber metro and regional
and international fiber hubs.
But in addition to that, you have to have access to land
and access to power.
But the population centers are also important,
because that's where all the major population,
the enterprises, and people reside.
And our data centers' obligations
serve both regional, local, and enterprises.
And if you think about Silicon Valley, for example,
most of the startups on the digital platform side
emanate from there.
So they need, when they first start,
they want to have a local collocation provider.
So that proximity to an enterprise base
is very important.
But it also, people, a lot of the streaming services
collocate with Corsis to access the eyeballs
with relatively low latency.
So the relations are typically, for us,
it's large of metros with large population centers,
where you have an established fiber density
and fiber hub in place.
That's also the main criteria.
Yeah, it's funny how quickly expectations change,
because a year ago, I don't think I was using AI at all.
And then now, virtually everything I do,
I'm plugged into AI and some capacity.
And you go from not using it all
to having this incredible tool to being frustrated
when it takes a little bit too long
for where to come up with a response to whatever you've
asked it to do.
I guess, talk a little bit about how latency factors
into all this, and what are the overlooked benefits
of being physically close to major network exchanges,
cloud providers, carriers, it used to be that people thought
I think that cloud adoption
would make physical locations less important.
And now we've got the rise of AI real-time applications
and just a massive amount of data
that has to move very quickly.
Yeah, so it's interesting, 'cause I was a typical notion
you ask anybody that would say it's performance,
latency, but the biggest benefit is cost savings,
because generally AI uses a massive amount of data.
Massive.
I mean, what we're just looking at charts here,
a core site where two little platforms,
say two cloud providers, from tier lab,
and a mega-hyper-skiller interconnect of our facilities,
they have about 77 terabits per second.
That is enough to stream 10 million videos simultaneously.
That is, people are focused on the computer layer,
'cause it gets all the news right on the computer,
these very large sites, you can watch a capacity,
but the interconnection layer is being built before our eyes.
And if you're not in close proximity
to where the compute takes place,
'cause data ultimately is computer-generated data.
So adjacency is super important.
Otherwise, you're transporting not terabytes of data
across the country.
That is enormous expensive, very difficult.
So your ability to scale, if you're an individual user
and your AI takes 30 seconds, it's probably okay.
But if you're a financial quantitative trading platform
that needs to access market real data
and make instant decisions,
or you're a navigation aid for a car
that it takes accidents and rewards you,
that latency is real.
And so the more sophisticated the application,
the more important is to be co-located
with the compute takes place.
Well, at least in very close proximity,
because you're gonna have, you know,
much more bandwidth and a lot less cost.
Also, a lot of the cloud providers
have established their terrorist structure
so that you pay a lot more money
for every time you put data out of the cloud.
But if you're interconnected with, say,
if I were cross-connected, then that share doesn't exist.
So ultimately, the benefits are flexibility, scalability,
and cost and also performance.
But I would say performance is 40 seconds
to cost or even feasibility.
- Yeah, I guess we'd love for you to talk a little bit more
about the interconnection piece
because in my role, like what I do,
coming in as a legal service provider,
helping to get some of these transactions done and funded.
We don't think about this piece as often,
so I'm quite interested in it.
Interconnection is described as a product or service.
You talk about it like more of an ecosystem.
What's the difference and what does that distinction matter?
- I mean, the ecosystem is composed of products.
So I don't think they're mutually exclusive,
but a product is a cross-connect, for example.
Cross-connect is a piece of Dart fiber
that interconnects a customer A with customer B.
You have a vertical D mark on one side,
a vertical D mark on the other side,
and you made that connection.
And that is a product.
And the core side has about 46,000 cross-connects right now.
So those are 46,000 connections
that customers are in and operating with each other.
That creates the ecosystem.
We have one measurement that we call ecosystem density
that is the number of customers in our portfolio
that are connecting to at least five different users.
And that number is about 80% of our monthly revenue
is customer like that.
Let's just tell you that companies that come to core side
become because they have to interconnect
with their digital supply chain.
And that's where the ecosystem is.
So it is access to networks,
it's access to different digital platforms,
it's access to frontier labs, to NeoCloud,
to cloud service providers,
and all of your other fingertips
can go right within 24 hours.
That's what our ecosystem is.
It's that ability to get to whoever you need to
very rapidly and very quickly,
I mean, any especially.
- And I guess is it the way that you think about this
and sort of put these pieces together
or like what would you say is it that makes it difficult
for your competitors to recreate these ecosystems
into compete against you?
- It's a great question.
And we get asked that a lot by investors and such.
There is a true mode of our campuses
because it takes decades to build that integration density.
When networks decide to put their points of presence
in the market,
they made a decision and deal with it for decades.
You're not gonna have a certain network
or a certain cloud put a non-ramp
and then replicate that across 10 sites
because it is super expensive.
So when it's happening is the network effect
where when you already have one clone ramp
from player A, then player B collocates with you
because you really have all the customers
that are using player A.
So this network effect is a flywheel
'cause it enables, you have a network
that brings in the cloud provider,
then a cloud provider in center prices
which in turn brings networks and it goes on and on and on.
And now if you look at the latest cycle
of the cloud run ramps and the largest players out there,
they really have no choice of where to collocate.
They really have to collocate in places like us
because that's where they can access their own ecosystem.
And actually the cloud providers have massive speeds
'cause all the network edging fresh thrusters
where they built these facilities.
So it's like a self-fulfilling virtual cycle
that takes place, but it is incredibly hard to replicate.
- Yeah, what is currently your biggest challenge?
I mean, there's a lot that's happening out there
in the industry right now, both in public sphere,
the political sphere, supply constraints, labor constraints.
What is it that you guys are dealing with
that you would say is your biggest challenge?
- Yeah, the biggest challenge is
and that should come as a surprise, our power.
Simply because with the advent of AI, power power,
you know, used by data centers have grown tremendously
and we all fight for the same resources.
Even course side is the last molar player.
Our increments are order of magnitude smaller.
Still, it impacts everybody.
So it just takes longer.
So we have to partner with utilities
and just be much more thoughtful,
put more capital at risk earlier on in the development cycle
and that's fine.
And the other element is public sentiment,
is turn against data centers.
And I think the challenge for me is
we need to educate people.
It's not their fault, they just don't know better.
They think most of the public would say,
like to your point earlier, all data centers have the same.
The role of these gigantic buildings
that are sucking only power and the reality is,
course side is critical.
Digital infrastructure supporting everyday lights.
You cannot use your smartphone
any given day in the US, course side.
Everything resets the data center
and we're enabling that integration to happen.
But because of the public sentiment,
you know, local politicians have to react
and sometimes they're making it more difficult
just to get approvals for development and things of that nature.
I think everything is just a matter of education.
And yeah, and again, it just takes another more planning,
bye-bye.
operating with local communities in which we operate I think we're being a pretty good neighbor
generally speaking and we're continuing to do so and I think you'll be fine.
If you had to pick one factor that will create a competitive advantage for companies like yours
going into the next say five years would you say it is power or power ability access power
location connectivity ecosystem density what would you say is going to be the most critical
in terms of creating competitive advantage yes I mean facetious obviously
being sustainable competitive advantage for core side is certainly the ecosystem like I mentioned
before that just keeps building on itself and there will be new iterations new players you have
the Chinese AI models and all these other technologies that will that will emerge and they'll
collocate with us because they want to access our customers and then our enterprise customers
want to access those models as well so that will keep you know the virtual cycle will continue
the network effect is very strong but for that to exist for that to continue to grow you have to
have power you have to keep buying land you have to have access to capital you know and one of the
things that our partnership with American Tower brings is a very strong balance sheet because this
is a very capital intensive business so the combination of access to capital just becoming a more mature
developer generally and I think we're evolving towards from a more bespoke model with more
initial markets to being able to go more into the suburbs with bigger campuses all of the things are
are interplay with each other you have to have power but eventually power will be table stakes
you know a like mission critical 100% up damage table stakes you want to be a reputable operator
there's a number of them you have to deliver on those on those things what is really unique
is to provide access are your fingertips with a very very wider array of of little platforms
and networks and and cloud providers that are that are very hard to secure and to grow with so I
think eventually that is the will provide differential returns on a longer sustained competitive advantage
yeah I like that power is or should be table stakes it's it's it's become
you know when we're in crunch yeah there'll be more investment in solar in nuclear I mean
you know most utilities have not invested in in decades they haven't had to and a lot of
sudden you have a conference of factors grabbing huge demand including electric cars vehicles
and that sort of thing and the decommissioning of fossil fuel power plants so you have a little less
supply you know more than man and that imbalance will get resolved I'm sure yeah I think there's
just a timing lag because you know there are all sorts of regulatory processes that the utilities
have to go through they aren't set up to move as quickly as what's currently being demanded of them
but we are working with a number of power developers and utilities and data center companies and
everyone seems to be moving as quickly as they can towards that goal of getting power
the business model is that they're not known for the agility of the very very conservative
companies generally and there's sort of been forced in a way to be uncomfortable and I move faster
and but again I'm confident that maybe no in two three years but in a decade that will be it will
be solved for sure well Juan I want to thank you so much for for being on the show today and for
sharing your perspective and and telling us about your companies it's been great time you want
and very educational for me well thank thank you for the for the invitation it be my pleasure
thank you for listening to uptime now if this episode sparked an idea pass it along to
someone new network and leave a comment I'd love to hear your thoughts ideas and recommendations
for guests until next time thank you and remember to subscribe
Podcast Summary
Key Points:
Juan Font’s career in data centers spans over 20 years, evolving from sales to general management and ultimately to CEO of Corsite and Senior Vice President at American Tower.
Corsite operates as a premier data center builder with 5 million square feet of space, focusing on interconnected campuses that support diverse digital ecosystems.
The merger with American Tower, the world’s largest cell tower operator, enables end-to-end solutions by combining data center and wireless infrastructure for edge computing and AI applications.
Data center models vary significantly—hyperscale, on-premises, and collocation—each serving different needs, with collocation acting as a “town square” enabling diverse digital services.
AI and real-time computing are driving demand for low-latency, high-density data centers near fiber hubs, cloud providers, and end-user markets.
Interconnection is not just a product but a growing ecosystem where 80% of revenue comes from customers connecting to five or more platforms.
Competitive advantage stems from deep network effects and ecosystem density, which are hard to replicate due to decades of cumulative integration and customer lock-in.
Power availability remains a critical challenge due to rising AI demand, requiring early investment and partnerships with utilities, while public sentiment and regulatory hurdles also pose significant operational risks.
Summary:
Juan Font, CEO of Corsite and Senior Vice President at American Tower, shares his 25-year journey in data centers and telecommunications, highlighting how his leadership evolved from sales to strategic management. Corsite specializes in building interconnected data center campuses, while its merger with American Tower combines data infrastructure with extensive wireless access to enable edge computing and AI solutions. Font emphasizes that the data center industry is not monolithic—different models serve distinct purposes, such as hyperscale clouds, on-premises operations, or collocation hubs, which act as central digital ecosystems.
The rise of AI and real-time applications has intensified demand for low-latency, high-density facilities located near fiber hubs, major population centers, and cloud providers. Interconnection is now a key ecosystem driver, with 80% of revenue derived from customers connecting to multiple platforms. This network effect creates a self-reinforcing cycle that is difficult for competitors to replicate.
Despite significant challenges—especially in securing sustainable power due to rising AI demands and public skepticism—Font believes the long-term competitive edge lies in ecosystem density, access to diverse digital platforms, and strategic location. While power will eventually become a baseline requirement, the unique value of Corsite lies in its ability to provide seamless, scalable, and secure interconnectivity across cloud providers, networks, and emerging AI technologies. The company is actively addressing supply constraints through partnerships and innovation, with confidence that future energy solutions will evolve rapidly to meet demand.
FAQs
Corsite is a premier operator and builder of data centers nationwide, focusing on interconnected campuses. American Tower is the world's largest operator of cell phone towers in the U.S., with around 45,000 towers. Together, they combine data center and communication assets to offer end-to-end solutions, especially for edge computing and AI applications.
Hyperscale data centers are like a Costco—large, purpose-built for a single major client. On-premises data centers are like an enterprise cafeteria, serving employees who control the asset. Collocation data centers, like Corsite, are like a town square where multiple businesses (companies, platforms) can coexist and interconnect easily.
Interconnection enables digital communities—like enterprises, cloud providers, and platforms—to connect and operate seamlessly. Corsite provides high-density interconnection with over 46,000 cross-connects, allowing customers to link with multiple digital platforms, networks, and AI labs in real time.
AI workloads require massive power and cooling due to the shift from CPUs to GPUs. Enterprises now rent GPUs from providers, needing fast, scalable fiber connections. These demands are pushing data centers to offer high-density, low-latency environments close to compute sites for real-time performance.
Data centers are built near major fiber hubs—like Virginia, Chicago, or Silicon Valley—due to high fiber density, proximity to enterprises, and low-latency access. This ensures efficient data movement, reduces costs, and supports real-time applications such as AI and financial trading.
Corsite’s ecosystem is built on network effects and high interconnection density. Over 80% of monthly revenue comes from customers connecting to at least five different platforms. This creates a self-reinforcing flywheel, where new providers join because of existing customer access, making it hard for competitors to replicate.
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