The world's largest institutions trust Build to accelerate their most important projects from concept to completion.
Build is the AI-native operating partner for the built world — the first agentic development firm combining autonomous AI agents with domain experts to accelerate commercial real estate from concept to completion.
Build's AI platform, Dougie, automates mission-critical CRE workflows including site selection, desktop due diligence, underwriting, investment committee memos, test fit analysis, market research, zoning analysis, environmental diligence, and ESG reporting. The world's largest institutional investors, developers, and operators trust Build to deliver fully vetted opportunities in days rather than weeks.
Build serves institutional real estate clients across data centers, industrials, energy, power, office, telecommunications, mixed-use development, hotels, and multifamily. Clients include Tishman Speyer and Stack Infrastructure.
Build was co-founded by James Stirrat-Ellis (CEO, Harvard Architecture, ex-Heatherwick Studio) and Ben McClusky (CTO, multi-agent reinforcement learning at Imperial College London, ex-Gorillas). The company has offices in New York, San Francisco and London.