Santa Ana is the country seat and the second largest city in Orange County that is situated along the Santa Ana River. It is known as the financial and governmental center of Orange County. The downtown area contains both retail and housing. Several historic homes dating from the late 1800s can also be found there, as well as restaurants and shopping areas that provide business and professional services.

Listed below are the five of The Best Office Contractors in Santa Ana, California. They were chosen based on their experience, portfolio, honors, and press features.


Howard Building Corporation

3184 Airway Ave k, Costa Mesa, CA 92626

Founded in 1983, HBC is a general contracting firm, servicing diverse clients from its two Southern California offices. It provides a variety of construction services for architects, project managers, interior designers, asset advisors, commercial brokers, land lords, and individual clients. The company’s experience, creative personnel, and dedication has allowed the company to provide its clients with exceptional client service.

Mr. Mike Howard established the company forty years ago with an insight that focuses on tenant improvements and exceptional client experiences. Since then, he has witnessed the company grow, becoming one of the largest tenant improvement general contractors in Southern California. He is known to treat employees like they are family.

HBC is an award-winning company that has earned the respect and recognition of various groups. These includes the different awards like the 2021 Pharmavite – Los Angeles Business Journal Commercial Real Estate Awards-Best Tenant Improvement Project (Silver), 2020 SAP (HanaHaus) – PCBC Gold Nugget Award, 2019 Fender – Los Angeles Business Council Architectural Awards – Interiors, and the 2018 Real Estate Awards – Best Tenant Improvement Project (Silver).


W. L. Butler

3 Mason, Irvine, CA 92618

W. L. Butler is a midsize general contractor servicing Redwood City, Livermore, Stockton, and Irvine surrounding areas. It builds for almost every sector of the economy, with projects that include Target, Samsung, Costco, Charles Schwab, Gilead, and from automotive industry to healthcare. What makes the company different from other contractors is its focus on establishing relationships that lead to excellent construction. Collaboration, respect and fairness have set the company apart from its competitors. In every project, it is dedicated to exceptional service.

William L. Butler is the  founder and the Chief Executive Officer of W. L. Butler. He left his hometown of Clifton Park, New York to become a carpenter. Out of the back of his pick up truck, he started a small construction business in Woodside, California. Since then, the company has become one of the most respected names within the building industry.

W. L. Butler has been the recipient of numerous awards over the years. Some of these are the 2021 San Francisco Business Times Top Family-Owned Businesses, 2021 Gold Nugget Award Best Design for Energy Efficiency, 2021 Silver Spur Award, and the 2020 Silicon Valley/San Jose Business Journal Top Corporate Philanthropist.


Swinerton Builders

200 North Main Street, Santa Ana, CA 92701

Swinerton Builders is headed by its President, David Callis. He obtained his degree in engineering from the California State University, Long Beach. Its Chief Executive Officer is Eric Foster, who earned a degree in civil engineering from the University of California, Berkeley.

The company offers construction management services and commercial construction throughout the United States and is an employee-owned firm. Recognized since 1888, Swinerton is the preferential builder and reliable partner, leading with excellence, passion, and honesty. Its service includes commercial, industrial, and civic construction. 

With over one hundred years experience in the building industry and unquestionable expertise, Swinerton Builders has been awarded by various groups. This includes the 2021-AGC California Construction Education Foundation Friend Award, ENR Top Contractor Nationwide, ENR Regional Ranking, AGC California #1 Safety Award of Excellence, 2020-Silicon Valley Business Journal Structure Award, and Atlanta’s Largest Commercial Contractors. Likewise, it has been recognized by the Associated General Contractors of America (AGC), and the Leadership in Energy and Environmental Design Accredited Professionals (LEED APs).


Ram Construction

19900 MacArthur Blvd., Suite 600, Irvine, CA 92612

Founded in 2016, Ram Construction is a commercial real estate General Contractor that specializes in tenant improvements, ground up construction, and retrofits to existing buildings. The company’s diverse experience enables it to give its clients reasonable and reliable solutions in many sectors, including life science, education, healthcare, entertainment, corporate office, coworking/creative office, and retail and hospitality. Clients can be assured of fair pricing, dependable schedules, and excellent workmanship.

The company has been recognized by different groups, such as the Orange County Book of List: #6 Tenant Improvement Contractor – July 2021, Orange County Book of List: Top 20 Construction Companies – June 2021, Top 20th Construction Company in Orange County by the Orange County Business Journal, and as a finalist in the Sustained Growth Category in the 26th Annual AGC Awards.


R.D. Olson Construction, Inc.

400 Spectrum Center Drive, Suite 1200, Irvine, CA 92618

R.D. Olson Construction is a well-known general contracting and construction management company that specializes and is known for its hospitality construction expertise, as well as in multi-unit, mixed-use, health care/senior living properties, and higher education facilities. With a track record of forty years, the company has been recognized for customer loyalty and reliability. It has established a character as a builder that spearheads building trends and arising technologies.

The firm has been recognized by various groups such as the Orange County Business Journal One of the Best Place to Work in Orange County, 2016, ENR Top 400 US Contractor List, 2016, and the Orange County Business Journal Top Commercial Construction Companies in Orange County, 2015.