Venture debt for startups is one of the most misunderstood tools in the financing stack — promoted as "non-dilutive capital" but capable of destroying a company faster than a down round if used wrong.
I've seen it work beautifully — extending runway to a Series B close without giving up 10 points of equity. I've also watched a company get accelerated into insolvency when a single revenue covenant was missed by $200K in a bad quarter. The difference wasn't luck. It was whether the founders actually understood what they were signing.
How Venture Debt Is Structured
A typical venture debt facility looks like this: a term loan of 25–35% of the last equity round, 24–48 month maturity, interest-only for the first 12–18 months, then amortizing principal repayment. Interest runs 8–14% depending on stage and lender. The lender also takes warrants — the right to purchase equity at the current round price — typically covering 0.5–2% of the loan amount.
| Lender | Typical Loan Size | Target Stage | Interest Rate |
|---|---|---|---|
| Hercules Capital | $5M–$100M+ | Series B–D, $5M+ ARR | 9–13% |
| Western Technology Investment (WTI) | $3M–$50M | Series A–C, $3M+ ARR | 9–12% |
| TriplePoint Capital | $5M–$75M | Series B–D, hardware/SaaS | 10–14% |
| Silicon Valley Bank (First Citizens) | $2M–$50M | Seed–Series C | 8–12% |
| Lighter Capital | $1M–$4M | Early SaaS, $500K+ MRR | 12–15% |
When Venture Debt for Startups Actually Works
The canonical use case is post-Series A extension: you just closed a $12M round, you have 18 months of runway, and you want to push to 24–26 months without giving up another 8–12% to a bridge investor. A $3M venture debt facility at 10% with 1% warrants costs you maybe $350K in interest over two years and 30,000 warrant shares — versus a bridge that would cost you a point of equity and a discount to your next round.
Good use case
Extending runway to a defined milestone (Series B close, revenue target, product launch)
Good use case
Financing capital expenditures (hardware, equipment, inventory) where the asset collateralizes the loan
Good use case
Bridging to a strategic event (acquisition close, government contract, pilot-to-paid conversion)
Good use case
Supplementing a clean Series A to give optionality without pre-committing another equity dilution event
The common thread: you have a defined exit from the debt, a revenue base that makes repayment predictable, and you're using the capital for a specific purpose — not to keep the lights on while you figure out product-market fit.
When Venture Debt Destroys Equity Value
The failure mode is using venture debt as a substitute for a hard fundraising conversation. If you're pre-revenue, burning $500K/month with 6 months of runway, and a lender offers you $2M — that is not a lifeline. That is a countdown clock with a covenant attached.
Material Adverse Change (MAC) clauses
Lenders can accelerate full repayment if they deem business conditions have materially worsened. This is subjective and typically in the lender's favor. In a downturn, this is the clause that turns a loan into an insolvency trigger.
Revenue covenants
Most deals include minimum monthly or quarterly revenue thresholds. Miss by 15% in one quarter and the lender can declare a default, even if the business is fundamentally healthy. I've seen this kill companies that were growing — just not as fast as the model assumed.
Cash sweeps
Some lenders require a percentage of daily cash receipts to automatically sweep toward repayment. In a cash-tight month, this means you're paying down debt before payroll is covered.
Prepayment penalties
Many facilities include a 1–3% prepayment penalty if you repay early. If you raise equity faster than expected, you still pay the penalty — eliminating one of the supposed benefits of the structure.
The Hidden Cost Calculation Founders Miss
Founders see "10% interest" and compare it favorably to 20% equity dilution. But the all-in cost of venture debt is higher than the headline rate. On a $5M, 36-month facility at 10% with 1.5% warrants and a 1.5% arrangement fee:
That's not cheap capital. It's cheaper than equity at a down round — but only if you actually hit your numbers. Check the SPV and fund structure data on Value Add VC to see how different capital structures affect founder economics at exit.
The Venture Debt Decision Framework
Before signing a venture debt term sheet, run through this checklist:
Do you have 12+ months of runway already?
Venture debt on top of existing runway is additive. Venture debt instead of runway is desperate — and lenders can tell.
Do you have $2M+ in ARR or a clear path to it within 6 months?
Without recurring revenue, you can't reliably model repayment. The covenants will be set based on projections you'll probably miss.
Is the use of proceeds specific and time-bounded?
General working capital is not a use of proceeds. Equipment financing, a specific hire cohort, or a defined launch sprint — those are.
Have you modeled a downside case where revenue comes in 30% below plan?
If the debt still gets repaid in that scenario, you're fine. If it accelerates and kills you, don't take it.
Have a lawyer who has done venture debt review the covenants?
MAC clauses and cash sweep provisions are negotiable. Most founders don't negotiate because they don't know to ask.
Venture debt doesn't extend your runway.
It extends your options — but only if you already have a business that doesn't need saving.
Track VC fund economics and startup capital structures on the Fund Performance Dashboard at Value Add VC. Originally published in the Trace Cohen newsletter.