How we modernize legacy codebases, eliminate operational friction, and power the next era of autonomous software.
We buy and build B2B application software because it possesses the most superior business model in the history of capitalism. Unlike physical infrastructure or consumer hardware, software benefits from zero marginal costs of reproduction.
By acquiring established, cash-flowing SaaS assets, we bypass the aggressive upfront Customer Acquisition Costs (CAC) required to capture market share. We step directly into a mature, recurring revenue structure with baseline gross margins of 75%.
A traditional private equity firm acquires a SaaS asset and attempts to grow EBITDA by aggressively cutting headcount and raising prices. Our approach is entirely structural: we rip out legacy human workflows and replace them with custom Gemini infrastructure.
This is not traditional financial engineering. This is software engineering applied to the balance sheet. By transitioning legacy CapEx and human-intensive OpEx into autonomous API workflows, we manufacture an unbeatable structural advantage.
The future of software is headless. Agents, not humans, are becoming the primary users, interacting via APIs, natural language, and dynamic context-aware outputs. The era of static dashboards and learned, fixed UI is ending.
Interfaces are evolving from fixed layouts to generative outputs. Agents now merge context across discrete tools (CRM + Analytics + Payments), surfacing decision points with structured options and maintaining persistent memory as the new system of record, unlocking superhuman leverage.
Platforms with robust, agent-ready APIs (Stripe-like economics), proprietary data, regulatory moats, or transaction embedding. Software infrastructure that secures agent sandboxes and enables memory orchestration will capture the vast majority of the value.
UI-centric SaaS with weak APIs face massive pricing compression, unbundling, and commoditization. As agents cherry-pick the best-in-class data and tools entirely headlessly, the "Single Pane of Glass" dashboard completely loses its moat.
We do not just invest in this thesis; we build it. The exact same proprietary Gemini 3.5 Flash pipelines that we use to scale our internal portfolio companies power the 12-Step Agentic Roadmap we deliver to enterprise clients.
We started Golden Door with a simple observation: the gap between capital and code is widening. Traditional asset management is filled with spectators who study software from the outside. They analyze charts, read reports, and guess at value.
We believe the best investment insights don't come from market reports. They come from shipping code.
"We generate alpha by getting our hands dirty in the build. Every investment thesis we hold is forged through direct operational experience."
This "builder's eye" allows us to see value where others see complexity. By keeping ourselves embedded in the codebase, we accurately estimate integration effort, API scalability, and operational risk. This ensures that the portfolio companies we target are uniquely suited to benefit from our automated agentic pipelines, generating superior cash yields for our partners.
We acquire established SaaS assets and transition legacy human-heavy operations into custom autonomous workflows, driving permanent gross margin expansion from 75% to over 90%.
Established SaaS with human-heavy operations OpEx.
Deploy custom AI agents to route and process workflows.
Permanent AI infrastructure scaling gross profitability.
We also run an institutional advisory practice. Deploy client-owned AI agents under FASB ASC 350-40 capitalization.
