CityBldr
CityBldr is a real estate intelligence platform that uses machine learning to locate, value, and analyze underutilized properties and development sites. It serves developers, brokers, investors, and asset managers across US and Canadian markets.
Best for: Developers, brokers, investors, and asset managers sourcing and valuing underutilized land and development sites.
Last reviewed 6/2/26
- Property types
- land, multifamily, development sites, commercial
- Geography served
- US and Canada (roughly 155 cities)
How CityBldr uses AI[1][2][5]
CityBldr applies machine learning to public and proprietary real estate data to surface, value, and analyze underutilized development sites and parcel assemblages across roughly 155 US and Canadian cities.
- • Scans parcels to flag underutilized sites and identify multi-parcel assemblage opportunities other tools miss
- • Models buildable units, zoning, and environmental constraints to estimate development potential per site
- • Generates property valuations and rent comparisons so buyers can gauge fair value before pursuing a deal
- • Vendor-reported: Forbes named CityBldr #1 of 11 companies globally transforming commercial real estate through AI
AI type: Predictive analytics and machine learning
API: unknown MCP: unknown
Key numbers[1][4][5]
- • Vendor-reported: platform spans roughly 155 US and Canadian cities
- • claims finding the best sites to build housing up to 100x faster
- • named #1 of 11 companies transforming commercial real estate through AI (Bisnow/Forbes)
- • raised over $10M, most recently at a reported $100M valuation (Aug 2022).
Credibility[2][3][4][6]
- Founders
- Co-founded by Bryan Copley (CEO), Devyn Cairns (CTO), and Brent van Wieringen (head designer). Founder Bryan Copley joined Blue Fern Development as Chief Product Officer after the 2025 acquisition.
- Customers
- Used by large operators, developers, investors, and publicly traded REITs; multifamily REIT Essex Property Trust is a named customer.
- Investors
- Raised over $10M; investors include multifamily REIT Essex Property Trust, Silicon Valley VCs, and former Seattle Seahawk Cliff Avril. Most recent round August 2022 at a reported $100M valuation.
Founded
2016
Headquarters
Bellevue, Washington, USA
Stage
Acquired (by Blue Fern Development, Sept 2025)
Sources
- CityBldr - About (product, segments served, ~150 cities)
- CityBldr - Homepage (features, Essex Property Trust customer)
- GeekWire - New real-estate tool CityBldr (founders, founding 2016, Seattle)
- AIThority/PRNewswire - CityBldr presents Local SaaS (funding, valuation, investors, cities)
- Bisnow - 11 AI Tech Platforms Shaping CRE (CityBldr #1, recognition)
- Blue Fern Development - Blue Fern Acquires CityBldr Platform (Sept 2025)
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