Independent Credit Underwriting

Risk doesn't take a random walk. It keeps a calendar.

Corridor underwrites middle-market credit the way it actually comes due — forward, obligation by obligation — and names the quarter coverage gets thinnest. The opinion is independent. The lineage is complete. The work scales.

Segments Equipment · ABL · Project Finance
Method Forward DSCR · Temporal minimum
SVH-2024-A Solar Valley Holdings
WATCH · Q1 2026
Threshold 1.25x
Local Min DSCR 1.28x
Buffer 21.9%
Stress Window Q1 2026
Forward DSCR · 8-Quarter Horizon Modeled DSCR Covenant Threshold
Q1 2026
DSCR 1.43x · buf 14.4%
1.70x 1.50x 1.30x 1.10x THRESHOLD 1.25x LOCAL MINIMUM Q1 2026 · 1.28x · buffer 2.4% Q2'25 Q3'25 Q4'25 Q1'26 Q2'26 Q3'26 Q4'26 Q1'27
01 The Standard

Two analysts. One credit. Two different answers. That is the entire problem.

Credit underwriting is the last serious analytical discipline still done by hand, one credit at a time, by people who do not reconcile with each other. The result is variance: the same obligor priced three ways by three desks, none of them able to show their work past a point. A market that cannot reproduce its own judgments cannot trust them. Corridor underwrites every credit the same way, arrives at the same answer every time, and shows the work from the source document to the dated trough. One standard, applied without exception.

A.01

Variance is the defect.

Where a credit lands should not depend on who pulled the file or how the afternoon was going. Corridor's method is mechanical where it should be mechanical and judged where it should be judged — and the boundary between the two is visible. The same credit returns the same corridor, run after run.

A.02

Independence is the product.

A rating the issuer pays to receive is a rumor with a logo. A Corridor opinion answers to the obligation schedule and nothing else. When the trough crosses the covenant, we say so — to the bank that wrote the credit and to the allocator who holds it. Truth is the only thing here worth selling.

A.03

One picture, every seat.

The originator, the credit committee, the allocator, and the examiner have read translated copies of the same credit for a generation, each translation losing what the next seat needed. Corridor publishes one underwrite. Everyone reads from it — same units, same dates.

02 The Work

We underwrite the credit the way it actually comes due.

A credit is not a financial statement. It is a schedule of obligations — payments, covenants, reporting — that either survives contact with its own cash flow or does not. Corridor underwrites from that schedule forward, and the forward view is where the answer lives.

B.01

Obligation-driven, not statement-driven.

Most underwriting starts at the income statement and infers a future. We start at the obligation schedule — what the credit is required to pay, and when — and build the forward from the thing that actually defaults.

B.02

Temporal minimum, not point-in-time.

We do not ask what the DSCR is. We ask when it is weakest, and how weak it gets. Every credit has a worst quarter. The underwrite is the act of getting there first and naming it.

B.03

Lineage, not assertion.

Every figure in a Corridor underwrite traces to the obligation, the obligation to the document, the document to the page. Ask where a number came from and the answer takes minutes. An underwrite you cannot audit is an opinion you cannot use.

03 Methodology

Names the trough. Dates the trough. Refuses to pretend it isn't there.

Two ways to assess a credit. One uses a snapshot. The other uses a calendar. The calendar is the one that pays: a risk you can see is a risk you can structure around — and price.

Traditional Approach

Risk as Snapshot

  • Static financial statement review
  • Single-period DSCR calculation
  • Backward-looking credit metrics
  • Stress modeled as a probability cloud
Corridor Approach

Risk as Calendar

  • Forward DSCR, quarter by quarter
  • Temporal minimum identified and named
  • Dynamic cash-flow modeling
  • Stress observable in advance, with its surrounding corridor
Monitoring drag 150–200bps
A stressed credit costs its lender 150 to 200 basis points a year in monitoring long before it ever defaults — and stress arrives far more often than default does. The expensive event is not the loss. It is the quarter no one saw coming and had to staff around. Corridor's work is to find that quarter while it is still on the calendar and not yet on the watch list.
04 The Price

Name the trough, and you have a price.

The corridor is not the end of the work — it is what makes the work usable. Once the thinnest quarter is named, the coverage and the collateral resolve to a single number: the spread the credit can carry. The borrower's ability to service the debt on one side, the value of what is being financed on the other, and a derivation that shows every step to the figure.

C.01

Priced to the credit, not the category.

The number is grounded in this obligor's own coverage corridor and collateral — not an industry average wearing the obligor's name. A spread that reflects the credit in front of you is a spread you can defend.

C.02

Precision is what lets you price tight.

Vague risk gets padded, and padding loses deals. When the trough is named and the corridor is known, the margin you carry for what you cannot see shrinks to what the credit actually warrants — and you compete on the rest.

C.03

One number, two jobs.

The same figure builds a spread on a new facility or marks one already on the books. Underwrite to price what you are about to hold; re-underwrite to value what you already do — both off the same corridor, in the same units, traceable to the same source.

05 The Engine

Boring core. Beautiful corridor.

Fundamental underwriting has always been correct and never been scalable — too much unstructured paper, too few people who can read it. Documents come in as they are: nothing keyed by hand, nothing reshaped to fit a form. From there the labor divides — the machine reads at scale, the policy engine scores by rule, and a person governs the decision. Automation where it is repeatable, judgment where it matters, and a PostgreSQL core that holds every obligation, projection, and decision as an append-only row. The expensive part is now reproducible. That is the whole unlock.

T.01CORE

PostgreSQL Ledger

Append-only. Every obligation, projection, and decision is a versioned, queryable row — the lineage that makes an underwrite auditable and the same underwrite reproducible.

T.02LLM

Document Intelligence

Classification, entity extraction, and validation with structured outputs, confidence scoring, and human checkpoints where the score is low. No hallucination tolerance.

T.03PIPELINE

Data Engineering

Incremental pipeline, defensive by construction, full data lineage maintained at every stage.

T.04MODEL

Projection Engine

Asset-class profiles cascade from revenue characteristics through complete financial-statement impacts to the forward DSCR corridor, with confidence scoring.

T.05REVIEW

Built for Review

Audit trails, validation checkpoints, and plain-English decision records are how the underwrite is constructed — not a compliance layer added afterward.

T.06EXTERNAL

External Data

Designed to ingest Fed projections, RMA data, Moody's EDF, and CBOE volatility without rebuilding the core.

Operating leverage → 0
Human underwriting costs the same on the thousandth credit as the first. Corridor's marginal cost falls as the library grows — the method gets cheaper and the judgments get more consistent at the same time. That is the part that does not exist anywhere else.
06 Who It's For

Four seats. One underwrite.

Corridor underwrites for the people who carry the credit risk and the people who answer for it. The same opinion serves all of them, because it answers only to the obligations.

For banks

A second read that reaches the credits you can't staff.

A read that engages your paper at the level it was written — and reaches the credits your committee is too constrained to staff. See the trough quarter before it reaches the watch list. Price against the credit's own coverage corridor, not its industry comp.

For credit funds

Underwriting that scales with deal flow, not headcount.

Underwriting capacity that scales with your deal flow instead of your headcount. An independent corridor on every name you originate, at the speed the deal demands. Diligence that keeps pace with origination.

For allocators

An independent read on what your managers actually hold.

An independent underwrite on what your managers actually hold. Every position, every trough, in your own units, on your own time — not the quarterly translation, the credit itself. Verify the book instead of receiving its summary.

For regulators & examiners

Forensic review measured in hours.

Every transformation traceable to source. Every assumption named and dated. Forensic review measured in hours. The lineage is not a feature bolted on for you — it is how the underwrite is built.

07 The Horizon

The underwriting comes first.

A credit business is built on the quality of its underwriting and almost nothing else. Establish that — at scale, in the open, with the work shown — and the rest follows in its own time: patient capital, a neutral venue where credits clear, a horizon longer than any single fund. The groundwork is laid. We are not guessing, and we are not in a hurry.

Send us a credit. We'll show you its calendar.

Start with an introduction and the obligor — we set up a secure channel and an NDA before a single document changes hands. Then we underwrite the credit forward and hand you the quarter that decides it — named, dated, and traceable to the page it came from. You decide whether that is the underwriting you have been missing.