The asset gets financed. The operator does not.
Infrastructure debt funds — Brookfield, Generate Capital, Stonepeak, BlackRock/GIP, Macquarie, Nuveen, Allianz — deploy hundreds of billions into contracted cash flows across renewables, data centers, fiber, EV charging, and BESS. They underwrite the asset and the contract. They do not underwrite the operator behind 30 projects. That gap is what Allometry closes — and what becomes the 5th credit pillar.
Eleven named funds. 2025–2026 deploying capital.
The infrastructure debt market crossed an inflection in the last 18 months. Brookfield raised $4B+ in the first close of BID IV (Oct 2025, target ~$8B), Stonepeak Fund V is at $7.29B toward a $15B target, GIP closed Fund V at $25.2B, Generate Capital raised >$1B in credit in the last 12 months, KKR raised a record $129B firm-wide in 2025. Capital is abundant. The constraint is data — specifically, operator-side data the funds cannot currently underwrite against.
The diligence pack is asset-and-contract. The operator is missing.
Every infrastructure debt fund runs roughly the same diligence sequence: PPA / MSA review, independent engineer report, offtaker credit memo, environmental and permitting review, technology track record assessment, base/downside case modeling, debt sizing to P90 or P99 generation. The 3–9 month timeline is real, and it's been lengthening as funds raise DSCR thresholds, demand more conservative tail periods, and re-scrutinize technology risk in a post-IRA, post-permitting-bottleneck environment.
Documents required
- PPAs / VPPAs / tolling agreements · revenue contracts
- O&M contracts + asset management agreements · with performance guarantees
- EPC contracts + completion guarantees + LDs
- Interconnection agreements · ISO / utility
- Independent Engineer's report · energy yield P50/P90/P99, technology review, degradation analysis · the long-pole driver
- Environmental / regulatory · ESA Phase I/II, NEPA, permits
- IRA prevailing wage + domestic content documentation
- Offtaker credit memo · for non-IG counterparties · individually negotiated
- Insurance certificates · all-risk, BI, cyber, nat-cat
- Project pro forma + debt sizing model · base + downside cases
- 12–24 months operating data · generation, availability, capacity factor, curtailment · the operator-data gap
Underwriting metrics
- DSCR base case · 1.30–1.45× contracted renewables · 1.40–1.60× merchant / BESS-heavy
- DSRA · 6 months debt service typical · 12 months for higher-risk
- Tail period · 2–4 years contracted revenue beyond debt maturity
- Offtaker concentration · <25% single offtaker for portfolios · IG counterparty for single-PPA
- Tech track record · 3+ years operating data for major equipment OEMs
- Contracted vs merchant · 80%+ contracted for sub-IG pricing · 100% for tightest spreads
- Debt sizing · P90 or P99 (1-in-100) cash flow, not P50
- 2025 raised thresholds · DSCR floors up vs pre-2023 due to rate + inflation uncertainty
▸ Where the money is flowing in 2025–2026
Heavy flow: data center debt ($30B 2024 → ~$60B 2025; ~$200B total raised including private credit; landmark $27B Meta/Blue Owl JV). Operating utility-scale solar+storage with signed PPAs. Fiber-to-the-home (Macquarie MEID, Stonepeak). BESS with multi-revenue-stream contracts (capacity + tolling). Community / distributed solar (Generate's franchise). Stalling: speculative interconnection queue positions (>$22B canceled in H1 2025; attrition >70% in some zones). EV charging networks without fleet/depot contracts. Sub-scale BESS without revenue contracts. Projects missing 45Y/48E 2026–2028 deadlines.
Operator-as-guarantor. The 5th credit pillar.
Infrastructure debt funds today underwrite four credit pillars: the asset, the contract, the offtaker, and the sponsor. The operator who guarantees delivery is invisible. A fund that finances 30 projects has no standardized way to evaluate the operator running all 30 — no SLA-history benchmark, no dispatch-reliability comparison, no supplier-concentration view, no contract-renewal-rate signal. The fund can cross-collateralize legal structures but cannot underwrite operator-portfolio credit. Until that changes, project debt remains one-off — and the operator's franchise value remains uncaptured.
Asset
Equipment, residual, location, technology
Contract
PPA, MSA, tolling, capacity revenue
Offtaker
Utility, corporate, IG vs sub-IG credit
Sponsor
Equity commitment, GP track record
Operator
The vault closes this gap
What the operator's vault produces — continuously, hash-chained, attested at write — fills exactly the gap. SLA compliance history across the fleet. Dispatch reliability and capacity-factor variance. Supplier concentration and substitution capability. Contract intelligence with renewal probabilities and termination clauses. Replacement-cycle data on inverters, BMS, blade refurbs. This is the evidence a fund needs to underwrite the operator who guarantees the contracted cash flow — the same evidence that lets the fund cross-collateralize a portfolio, give credit for operational diversification, and price operator-portfolio debt instead of project-by-project debt.
Self-reported data is discounted heavily. ZKP-attested data collapses the trust gap.
Infra debt funds price the trust gap as conservative underwriting: higher DSCR floors, larger debt service reserves, shorter tenors, more aggressive tail periods, lower advance rates on the asset. Each of those is a margin compressor for the operator. Continuous, ZKP-attested operator data lets the fund underwrite to a tighter standard — because the standard is no longer "trust the borrower's narrative" but "verify the proof."
| Vault evidence (continuously attested) | Replaces (today's approach) + structure unlock |
|---|---|
| SLA compliance history uptime, response time, MTTR per assetDSCR floor 1.40× → 1.30× ≈ 7–8% larger facility | Independent Engineer narrative + manual review of SLA penalty exposure. Today: priced conservatively at the operator level. With attestation: the operator's SLA delivery becomes a measured input. |
| Dispatch reliability + capacity factor variance actual vs P50/P90 over rolling 24 moTenor 7 → 10+ years | IE report dependency for performance assumptions. Today: the IE models forward-looking performance. With operator-side data: forward performance is anchored to realized delivery. |
| Supplier concentration + substitution capability by OEM category · alternate-supplier availabilityTail compression on debt maturity | Manual supplier disclosure forms. Today: single-OEM tail risk priced as wide. With attestation: substitution capability becomes evidence. |
| Contract intelligence + renewal probabilities NLP on MSAs · escalator triggers · termination-for-convenienceDSRA 12 mo → 6 mo | Counsel review of every contract. Today: tail period assumes conservative renewal. With attestation: renewal rate is a measured cohort statistic. |
| Replacement-cycle data inverter / BMS / blade refurb intervals + actual costsCapEx reserve sizing tightened | Engineering estimates from OEM warranty docs. Today: capex reserves sized conservatively. With actual data: sized to the operator's realized pattern. |
| Operator-portfolio diversification cross-asset, cross-geography, cross-OEM25–75 bps spread compression | No standardized way to credit diversification today. With attestation: the fund underwrites a portfolio of operator-guaranteed contracts, not a single project. |
Sub-IG pricing compresses 25–75 bps. DSCR drops 10 bps. Tenor extends 3 years.
SOFR base currently ~4.35% (Sept 2025). IG project term debt prices SOFR + 150–350 bps on a fully-contracted asset. Sub-IG / BB infrastructure credit prices SOFR + 250–400+ bps. The gap between sub-IG and IG is the "operator trust gap" priced into the spread. Continuous attestation moves the operator-portfolio profile toward IG-adjacent. Same project, same contract, same offtaker — different operator credit.
Operator-guaranteed cash flow becomes IG-adjacent.
The operator's vault transforms what was previously priced as opaque operator-portfolio risk into measured, attested, comparable evidence. Funds can size facilities larger, hold lower reserves, extend tenors, and price tighter. The spread compression compounds on every dollar of capital deployed, and the structure unlocks compound on every operator added to the cohort.
Forward-looking covenants need forward-predictive data.
T2 unlocks at 12 months of attested ledger because the covenants infrastructure debt enforces are forward-looking: contracted backlog coverage, throughput maintenance, SLA compliance trajectory, capacity utilization trends. Six months of operational data is insufficient to predict 10-25 years of cash flow — but 12 months captures one full annual cycle of seasonality, supplier renewal events, OEM warranty actions, and operational variance. That's the threshold where the operator's data becomes meaningfully predictive of the cohort's forward delivery.
For operators today: the unlock is portfolio-level infrastructure debt at sub-IG-tightening pricing — capital that previously priced like project debt now prices like cohort-credit. For funds today: the unlock is operator-portfolio risk that was previously unmeasurable, now measured to actuarial precision. Two sides of the same transaction. Same data underneath.