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Best Civil, Structural and Environmental Engineers in Fairfield, CA
24 companies listed · 5 in Fairfield · 1 open weekends · 18 rated 4.5+ · 2 show a license
Data verified October 15, 2026
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Robert A Karn & Associates Inc
“Great firm to work with.”
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MK2 Engineers
“Professional office of Engineers”
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Sunshine Design
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Foulk Civil Engineering Inc
“Quality drawings at a competitive price.”
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F3 & Associates
“F3 and Associates, Todd Tillotson and his crew did an incredible job.”
Listed for property owners in and around Fairfield, CA, these 24 companies do engineering work for properties. Listings show the disciplines each firm names on its own website, from structural to civil site work and environmental assessment, with ratings and quotes from public reviews.
Area overview: Fairfield, CA
5 of the 24 companies we list are based in Fairfield; the other 19 serve Fairfield from towns including Napa (15 mi), Vacaville (8 mi) and Vallejo (15 mi). 20 of the companies on this page have a rating, from 4.0 to 5.0 across 68 reviews; 18 are rated 4.5 or higher. 1 is open on Sundays. 2 show a license on their websites and 2 have a BBB rating of A or A+. Domain records put 19 websites of the companies on this page at ten or more years old; the oldest dates from 1996. 1 offers financing or payment plans and 1 is family- or locally-owned. We have a website on file for 22 of the companies on this page; 18 publish a contact page and 15 list a public email. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
How do I tell which firm suits a house?
Websites are listed for 22 of the 24 firms on this page. Look at project types. A practice geared to municipal infrastructure or industrial plants may not want a beam job, while a small residential structural firm will turn it round faster and cheaper. Say the scope plainly on the first call.
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Benchmark Civil Construction
“Unexceptionally professional company they were efficient and budget-conscious.”
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KC Engineering
“Very professional and competent geotechnical service.”
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CMP Civil Engineering and Land Surveying
“Pridmore was very helpful and knowledgeable, answering every one of our questions and happy to explain the logic (or lack thereof, but you didn't hear that from me) of the process.”
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PPI Engineering
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Earthquake Protection Systems
“Ahh these classic guys!”
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Bartelt Engineering
“A true full service civil Engineering firm in Napa.”
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Ocampo Esta Corporation
“Thank for helping many people in the world”
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Hawkins Land Surveying
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Tully Consulting Group
“Robin & Rick are the best in the business.”
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Phillippi Engineering Inc
“Great guys and gals.”
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DST Controls
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Edwards Engineering
“I have known Brent Edwards, owner of Edwards Engineering for over 30 years.”
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Campi Engineering
“If you want something done right go with Campi Engineering 100% recommended .”
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Hydros Agritech Inc.
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Haddox Consulting Engineers
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Rapid Systems Engineering
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McCollum General Engineering
“We have used Mc Collum for the required monitoring for our engineered septic system for about 8 years and they have been excellent - knowledgeable, helpful, professional and willing to discuss everything septic with my husband.”
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Dixon's Backhoe & Engineering
Civil & Structural Engineering Services in Fairfield, CA Cost Estimates
Minimum cost
$237
Maximum cost
$1491
National Average
$579
Avg Per Hour Rates
$148
$383
$781
Typical price range is based on 312 cost profiles
Why these companies made our list
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