Mission Viejo is home to a vibrant and diverse commercial industry that is rapidly expanding. For this reason, the city contains many architects and designers who are knowledgeable with commercial structures.  The list below includes  the best commercial architects in Mission Viejo, California. Each firm was chosen for its commercial projects, experience, and awards received, as well as its exceptional customer service and communicative nature.

Reach out to one of the best architects in Mission Viejo, to ensure a remarkable commercial design that drives in traffic and makes your customers feel at ease.

Saunders + Wiant Architects, Inc. 

2700 W Coast Hwy. Suite #200, Newport Beach, CA 92663 

Saunders + Wiant Architects, Inc. opened its doors in 1995, working throughout the Southwestern U.S., Mexico, and the Middle East. Its experience is in designing a diverse range of projects for national and international clients. Niall Saunders and Ken Wiant lead the team with their extensive hands-on architecture experience. Throughout the years, the firm has mastered designs for medical, commercial, and residential architecture. 

In addition to architecture, the firm also provides clients with feasibility studies, landscape design, sustainable design, construction, and interior design. A perfect illustration of this is the OC Smile dental office located in Mission Viejo. The 4,200-square-foot project features a luxurious traditional-style dental clinic and office with ten treatment bays that include an ortho area. 

Tait and Associates, Inc.

701 N Parkcenter Dr., Santa Ana, CA 92705 

Tait and Associates, Inc. is one of Mission Viejo’s oldest companies, providing engineering, environmental, building, and land developments since 1964. Kenneth Tait, Chairman Emeritus, founded the company, managing the design and construction of gasoline stations throughout California. The family-owned company brings immense engineering and design expertise to help develop communities and the physical environment. Its team of professional craftspeople is guided by its principles of creating state-of-the-art designs that represent its clients needs and sustainable practices. 

Tait and Associates, Inc. serves all over California, Colorado, Texas, and Idaho. Some of its notable clients include 7-eleven, WinCo Foods, and Walmart. A few of its served markets include hospitality, industrial, institutional, medical facilities, mixed-use development, public projects, and commercial structures. 

Rancho Medical Plaza in Mission Viejo, for example, is a 17,000-square-foot project that includes a medical support facility building.

SMS Architects

18004 Sky Park Cir. Suite #200, Irvine, CA 92614 

SMS Architects is a multidisciplinary architectural firm licensed to work in fifty states. SMS Architects operates under the leadership of Principals Greg Simonoff, Brandon Dedmon, and Stephanie Gilbert. They refine the team and develop its values of diversity, innovation, sustainability, and continuous learning. The firm’s expert designers are well-versed in creating superb architectural designs and ensuring technical expertise.

SMS Architects provides its stellar design services to a wide variety of markets. Some of these industries include retail spaces, entertainment, restaurants, and hospitality. A perfect illustration of this is the Lido Marina Village in Newport Beach. The 116,000-square-foot retail space features a well-crafted waterfront space that exudes creativity, freshness, and a sense of organic lifestyle. The retail development also features pedestrian-friendly boutiques, restaurants, and office spaces. Other key features include docks and decks overlooking the bay, live music, free “yoga on the deck,” and farmer’s markets, creating a modern chic experiential retail design. 

Rauhaus Freedenfeld & Associates

23101 Moulton Pkwy. Suite #106, Laguna Hills, CA 92653 

Rauhaus Freedenfeld & Associates or RFA is an award-winning architectural firm, known for how it creates impressive commercial and hospitality spaces. The firm is led by AIA and NCARB certified architects Richard Rauh and Warren Freedenfeld. Both leaders have brought together a team of skilled, design-savvy architects with a commitment to pursuing design excellence, regardless of project size.

In the last few years, the firm’s outstanding designs have been awarded various Merit Awards and Hospital of the Year Awards. Its portfolio highlights the team’s works, including the Animal Urgent Care of South County in Mission Viejo. The freestanding facility was designed to provide after-hours emergency care in the South Orange County area. It features over 3,950 square feet of inviting hospital design, including a lobby with a built-in saltwater aquarium, a spacious central treatment area, and accommodations for doctors and staff.


17911 Von Karman Avenue, Suite #200, Irvine, CA 92614 

Under the leadership of architect and associate principal Michael Tseng, AIA the firm has been collaborating with some of the biggest names in the industry to curate spaces that represent their brands. Aside from its architectural work, the firm also delivers interior design, planning, and branding. For these projects, the firm earned some of the most notable accolades in the field, including the most recent 2021 Platinum Award in the Best On-the-Boards Community category for its 255 South State Street project.

KTGY’s expertise in a multitude of industries is reflected in its portfolio. One of its designs is the Diamond Jamboree Expansion located in Irvine. Originally conceptualized as a simple parking structure to address the parking shortage in the existing Diamond Jamboree Center, the project morphed into a retail wrapped structure due to the overwhelming demand for restaurant tenants. KTGY seamlessly followed the design of the first two phases and incorporated a contemporary style, tying together the whole structure’s design. Multiple lighting design techniques were utilized to create a high-end atmosphere for restaurants and retail establishments. 


  • Shahe Demirdjian

    Shahe is an Editor at General Contractors with around four years of experience as a writer and editor in the construction space. Shahe has always had a huge interest in commercial/residential construction and real estate. On top of his experience at General Contractors, he has two years of experience as a Construction Partner Specialist at BuildZoom and six years of experience as a licensed real estate agent. In his work, he takes advantage of his expertise to take complex technical jargon from those realms and transform them into accessible, engaging content, blending his business administration expertise with a degree from Arizona State University with his experiential insights. Expertise: Architecture, Home Design and Build, Home Remodeling Key Highlights: Arizona Real Estate - Licensed Salesperson Education: Arizona State University - Bachelors in Business Administration