EHDD: Detailed Company Information & Corporate Profile
Summary
Founded in 1946, EHDD has evolved into a seasoned partner for complex construction design projects across California and beyond. With a team of 100‑200 professionals headquartered in San Francisco, the firm delivers solutions for libraries, educational facilities, science buildings and labs, housing, museums, aquariums/zoos, and corporate/commercial spaces. Operating within an annual revenue range of $10 million to $50 million, EHDD leverages its deep industry expertise to navigate the unique challenges of each project type.
John Christiansen leads construction operations as Vice President, while Ivan Chabra, Jessica Lane and Eduardo Salinas hold senior associate roles. Architectural talent is represented by Charlotte DAcierno, Lauren Roan, Kristin Ishii, Monica Lin, Alex Ianchenko, and Yining Ma. The design direction comes from Elara Gopal and sustainable strategy is guided by Alex Ianchenko, with interior solutions delivered by Evelyn Garate. Operational efficiency is overseen by Aspen Davies, brand and communications by Gil Potter, and project management by Carl von Rueden.
| EHDD Website | ehdd.com |
| Industries | |
| EHDD Headquarters Address | Pier 1, San Francisco, California, 94111 US |
| Company Size | 100-200 employees |
| Specialities & Services | Libraries, Educational Facilities, Science Buildings / Labs, Housing, Museums, Aquariums / Zoos, Corporate / Commercial |
| Founded | 1946 |
| Estimated Annual Revenue | $10M - 50M |
| Updated: | 2026-09-28 |
Estimated Website Traffic
The chart shows a growth in traffic to the ehdd.com website. In September, traffic increased to 8463, compared to 6360 in the previous month. The highest traffic in 2026 was recorded in March, reaching 17519 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
EHDD's workforce includes employees across a wide range of tenure levels.
5% have been with the company for 1 to 2 years8% have been with the company for 3 to 4 years8% have been with the company for 5 to 7 years10% have been with the company for 8 to 10 years69% have been with the company for more than 11 years
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EHDD Corporate Information: FAQ
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