Data Center Project Finance:
How Operators Raise Institutional Capital

Data center financing has evolved from a niche corner of commercial real estate into one of the most actively capitalized infrastructure sectors globally. The explosion in AI compute demand — and the multi-billion-dollar capital programs it requires — has made data center project finance a discipline in its own right, with its own investors, its own structures, and its own underwriting standards.

But below the hyperscale headline deals, there is a large and underserved market of small and mid-scale operators who need institutional capital and don't know how to access it. This guide covers how data center project finance actually works in 2026 — and how operators at every scale can structure institutional capital raises.

The Data Center Capital Stack

A typical data center financing involves multiple layers of capital, each with different risk/return profiles and investor types:

• Senior secured debt: Typically 55–65% of project cost, provided by infrastructure banks, real estate lenders, or private credit funds. Underwritten against contracted revenue (take-or-pay agreements with anchor tenants) and asset coverage.
• Mezzanine debt: Second lien or subordinated debt filling the gap between senior debt and equity — typically at higher rates, often from private credit or specialty infrastructure lenders.
• Equity: Infrastructure funds, data center REITs, and hyperscale operators themselves are the primary equity investors. Family offices with real estate and technology mandates are increasingly active below the institutional threshold.
• Sale-leaseback: Operators sell the real estate component of a data center to a REIT or real estate investor and lease it back — unlocking the capital tied up in land and building while retaining operational control.

What Lenders and Equity Investors Actually Underwrite

The key underwriting factor in data center finance is contracted revenue. Lenders want to see anchor tenant agreements — ideally take-or-pay or minimum commitment structures — from creditworthy counterparties. The stronger the offtake, the more leverage is available and the lower the cost of capital.

AI and HPC compute is changing this calculation. AI operators often need faster deployment timelines than traditional long-term lease structures provide. Some lenders and investors have adapted with shorter initial term structures that allow for offtake escalation. Others have created specialized AI infrastructure vehicles that underwrite the compute demand itself, not just the building.

Power is the other critical variable. Projects with dedicated power (owned generation or secured grid interconnection) command premium valuations and financing terms over projects dependent on general utility supply.

How Small and Mid-Scale Operators Access Institutional Capital

Operators below the hyperscale tier — 5MW to 100MW facilities — often assume they can't access the same capital pools as the giants. That's not entirely accurate. Infrastructure funds have been moving down-market. Family offices are actively seeking data center investments. And regional operators with strong anchor tenants often have better financing terms available than they realize.

The key is presentation: lenders and investors need to see the full picture — power secured, land controlled, tenant LOIs or executed leases, construction plan, and operating pro forma. Projects that arrive at investor conversations without this documentation are starting the process over at every meeting.

OAKRG works with data center developers and operators to structure financing and make introductions to institutional capital — from infrastructure funds and project lenders to family offices and sale-leaseback investors. Contact us to discuss your project.