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821 Bancroft Way; Berkeley, CA  94710

1900 Camden Avenue #201; San Jose, CA 95124

Leeann Cobb

Office Manager

Dona Mann, PE, GE

Principal Engineer, Founder


Tim Sneddon, PE, GE

Principal Engineer

Wayne Magnusen, PE, GE

Principal Engineer, Founder

Laura Buchanan, PE, PG

Senior Engineer

Robert Speidel, PE

Project Engineer

Sarah Khosravani, PE

Project Engineer

Dillon Braud, PE

Project Engineer

Mary Williams, EIT

Staff Engineer

Eric Arico, EIT

Staff Engineer


A3GEO provides a unique small-business career path for qualified and motivated geo-professionals. Our collegial consulting environment emphasizes technical excellence, professional growth and quality of life. As a business, we focus on long-term goals that are achievable, sustainable and amenable to our clients and our employees. To learn more, please direct inquiries to