Best Architects near Placentia, CA
2 of these firms are based in Placentia; the others serve Placentia from towns including Costa Mesa (15 mi), Irvine (15 mi) and Tustin (11 mi).
3 open weekends · 22 rated 4.5+ · 4 show a license
Data verified October 15, 2026
Fabric Wallcraft
ACC & Engineering
- Team
- Permit
- Design
Yard Design
- Design Process
- Deck
- Backyard
EB Kitchen + Bath
Tait & Associates Inc
Listed for property owners in and around Placentia, 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.

Area overview: Placentia, CA
The 24 firms on this page are rated from 4.2 to 5.0 across 264 reviews; 1 has 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these firms on specific qualities, they most often praise professionalism (95%), quality (81%) and responsiveness (81%). 3 are open on Saturdays and 2 on Sundays. 4 show a license on their websites and 4 have a BBB rating of A or A+. Domain records put 12 websites of the firms on this page at ten or more years old; the oldest dates from 1996. 5 give free estimates and 1 is family- or locally-owned. 1 has Spanish-speaking staff. We have a website on file for all 24 of the firms on this page; 21 publish a contact page; 22 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.
Does it matter if the firm is outside Placentia?
2 of the 24 firms are based in Placentia; the rest come from other towns within 20 mi. Local matters here for a specific reason: a firm that submits to your building department regularly knows its reviewers and its quirks. Ask how many permits they have pulled in Placentia.
Kwwa Architecture
- Needs
- Patient
- Team
Pearlworks Inc.
- Cost
- Quality
- Company
Durand Architectural Engineering
- Home
- Solution
- Project
ADU West Coast
- Team
- Collaborative
- Expertise
OC Remodeling Studio
Ariza Architect & Associates
- Plans
Westberg White Architecture
Varisco Design Build Group
- Future
- Remodel
- Plans
RKZ Inc
Uni Construction + Design
- Permit
Jb3d
- Construction
- Creative
J.R. Miller & Associates
Mora's Equipment & Construction
Architectural Resource Consultants (Arc)
Newman Garrison + Partners
Sandoval Design
Mustafa Bdaiwi Architect and Associates
- Engineer
- Plan
- Price