CapStack provides browser‑based commercial real‑estate underwriting software that replaces fragile spreadsheets with real‑time, institutional‑grade deal analysis. Users can input property data to instantly calculate key metrics such as NOI, cap rate, IRR, and equity waterfalls, and compare financing scenarios with built‑in sensitivity testing, enabling acquisition teams, sponsors, and family offices to generate investor‑ready memos in minutes.
Funding
Funding not disclosed
Founders
Product
Problem
Commercial real‑estate underwriting often relies on complex spreadsheet models that are time‑consuming to build, error‑prone, and difficult to share across teams, leading to slow deal evaluation and inconsistent analysis.
Solution
CapStack offers a browser‑based underwriting platform that replaces manual spreadsheets with real‑time, institutional‑grade calculations. Users input property data and instantly receive key performance metrics such as NOI, cap rate, cash‑on‑cash return, DSCR, IRR, and equity multiple. The platform enables side‑by‑side financing comparisons, IRR sensitivity matrices across dozens of scenarios, and GP/LP equity waterfall modeling with preferred returns and promote tiers. Results can be exported into investor‑ready memos and shared instantly with stakeholders, streamlining the underwriting workflow from acquisition to investment decision.
Target Audience
CapStack is designed for acquisition teams, LP/GP syndicators, family offices, brokers, and lenders who need fast, accurate underwriting without dedicated analysts.
Features
- Real-time recomputation of core metrics (NOI, cap rate, cash‑on‑cash, DSCR, IRR, equity multiple) as assumptions change
- IRR sensitivity matrix supporting up to 49 exit cap and interest‑rate scenarios for risk analysis
- GP/LP partnership waterfall builder with preferred returns, promote tiers, and IRR hurdles
- Side‑by‑side loan comparison tool for up to three financing structures, showing impacts on DSCR and levered IRR
- Year‑by‑year cash‑flow projection with rent escalation, expense growth, debt service, and exit reversion for hold periods up to 10 years
- Automated generation of investment memos and standardized reports for investor communication