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24 firms listed · 15 in Napa · 1 open 24/7 · 3 open weekends · 19 rated 4.5+
Data verified October 15, 2026
Listed for property owners in and around Napa, CA, these 24 firms take architectural work. The project types each one handles, the stages of service it offers and any license it names are drawn from its own website, next to ratings and quotes from public reviews.
15 of the 24 firms we list are based in Napa; the other 9 serve Napa from towns including Sonoma (9 mi), Vallejo (13 mi) and Fairfield (15 mi). 21 of the firms on this page have a rating, from 4.0 to 5.0 across 95 reviews; 19 are rated 4.5 or higher. 1 is open around the clock; 3 are open on Saturdays and 2 on Sundays. 4 show a license on their websites. 17 have ten or more years of experience, the longest 73 years. 1 offers emergency call-outs and 2 give free estimates. We have a website on file for 23 of the firms on this page; 19 publish a contact page; 18 list a public email and 1 takes bookings online. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book.
23 of the 24 firms here list a website, and it is worth more than a phone call at first. Look for completed buildings rather than renderings, for projects of your size and budget, and for the same climate and code environment. A practice that does civic work may not want a rear addition.
