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The Best Office Contractors in Los Angeles

13 Min Read

Los Angeles is home to a number of trailblazing companies in the entertainment and aviation industries. Not only do these companies focus on delivering high-quality products and services, but they also put a premium on having aesthetically gorgeous and unique workspaces that support the well-being of their employees. The demand for experienced office contractors is on the rise as L.A.’s economy continues to grow.

This list features the best office contractors in Los Angeles. These contractors have built some of the most iconic and historic offices found in the city. These companies have been evaluated based on the awards they have received, their affiliations and accreditations, their industry rankings, and the number and quality of projects they have built in Los Angeles.

Charles Pankow Builders

1 Sutter St. Suite #200, San Francisco, CA 94109

Charles Pankow Builders has been providing design-build services throughout California since 1963. Charles Pankow established the firm with the goal of finding a better way to achieve clients’ goals. Charles Pankow Builders participated with ten other firms in the Design-Build Institute of America (DBIA), an organization that promotes the value of design-build project delivery and teaches the effective integration of design and construction services. For more than five decades, the company has constructed education campuses, healthcare institutes, hospitality buildings, mixed-use properties, offices, parking structures, residential buildings, and retail spaces.

Pankow constructed the 55,000-square-foot Union Station Building One office building at Catellus Union Station. The three-story, steel-framed office project is home to the First Five, a non-profit company.

Clark Construction

18201 Von Karman Ave. Suite #800, Irvine, CA 92612

Having been in the construction industry for over 100 years, Clark Construction has been one of the most experienced building and civil construction firms in the country. Founded by George Hyman in 1906, the company has grown from being a small local excavator into one of the most trusted construction service providers in California. Since its founding, the company has been and remains committed to providing world-class services to its clients.

The firm has garnered numerous industry awards, including 15 Sustainability Awards, 28 Alliant Build America Awards from the Associated General Contractors of America, eight National Excellence Construction Eagle Awards by the Associated Builders and Contractors, five Best of the Best Awards from ENR, and 19 Design-Build Institute of America Awards. The firm also ranked at #11 on the Top Contractor list and #2 on the Green General Contractor list by ENR.

As one of the country’s top office contractors, Clark has completed hundreds of commercial and government offices, one of which is Caltran’s District 7 Headquarters. The 1.2 million-square-foot complex includes a 13-story tower with 756,000 square feet of office space. The $165-million-project is the largest project built under the State’s Excellence in Public Building Program. This project received the DBIA National Design-Build Award in the Public Sector Building $15 Million+ category, the L.A. Business Council Architectural Award in the Best Future Design category, and the L.A. Downtown News Most Environmentally Aware Design.

C.W. Driver Companies

468 N Rosemead Blvd., Pasadena, CA 91107

Originally founded in Los Angeles by Clarence Wike and John MacDonald in 1919, C.W. Driver Companies provides general contracting, construction management, and design-build services throughout Southern California. Over the years the firm has constructed numerous commercial facilities, community colleges, education campuses, entertainment and sports venues, healthcare institutions, hospitality and gaming facilities, residential properties, retail spaces, and more. The firm has been consistently listed in national rankings, including being ranked #44 in BIM Construction by the Giants 300 Building Design + Construction, achieving #138 Top 400 Contractors by the ENR National, as well as reaching #68 Top Contractors spot on the Giants 300 Building Design + Construction list.

Among the firm’s impressive office construction projects is the tenant improvement build-out of Netflix’s Los Angeles Headquarters. The 14-story, Class A high-rise located on Sunset Boulevard features a conference center, an executive screening room, a large theater with stadium seating, a coliseum-style meeting space, an espresso bar, and an outdoor patio on the lobby level. Floors five to 12 include office spaces, open and private pods, conference rooms, pantry areas, and 10 collaboration areas per floor.

Environmental Contracting Corporation (ECC)

880 E 1st St., Los Angeles, CA 90012

Environmental Contracting Corporation (ECC) has been building a reputation for providing excellent interior construction services since its establishment in 1984. For over three decades the award-winning firm has worked on some of the most iconic buildings throughout Los Angeles and has provided innovative and sustainable building services to its clients. Aram Arakelian, an Interior Design Association Lifetime Achievement Award-winner, established the firm and the company has built many long-standing relationships with its prominent clientele.

In partnership with HOK Architects, ECC constructed a new headquarters for Pritzker Group, an equity investment firm. The 7,000-square-foot project was completed in just three months. The project received the IIDA Southern California Calibre Award and was featured in Interior Design magazine.

Hathaway Dinwiddie

811 Wilshire Blvd. Suite #1500, Los Angeles, CA 90017

Established in 1911, San Francisco-based Hathaway Dinwiddie has a wide portfolio of projects in a number of industries, ranging from 1,000-square-foot interior build-outs and renovations to over 1,000,000-square-foot ground-up structures. The firm serves the commercial, education, healthcare, and hospitality sectors. Over 35 percent of its staff are LEED Accredited Professionals and the company has been awarded the Top 20 Overall Green Contractor by Engineering-News Record (ENR).

One of its notable projects is the Epic – 5901 Sunset Office Tower project. This 15-story creative office building development features nine levels of office space, a ground-floor retail space, five-levels of above-grade parking, two-levels of subterranean parking, and a rooftop central plant.

Howard Building Corporation

707 Wilshire Blvd. Suite #3750, Los Angeles, CA 90017

For over 30 years, Howard Building Corporation (HBC) has provided general contracting services to clients in Los Angeles. Founded by Mike Howard in 1983, the firm grew quickly and was later joined by two partners: Gary Conrad and Paul McGunnigle. Today, the firm has transitioned to being an employee-owned company, serving the corporate, legal, healthcare, entertainment, retail, restaurant, education, cultural, and research and development sectors. Throughout the years, the firm has garnered 14 IIDA Calibre Awards, 70 IIDA Calibre Award Nominations, 25 Industry Publications for outstanding achievement, and 10 Industry Award Nominations.

Viacom’s new west coast headquarters is among Howard’s office projects. This 210,000-square-foot project consists of six floors and two outdoor event spaces in Hollywood’s Columbia Square. The facility features open office workstations and executive offices, collaborative conference rooms, open tables, lounges, and a craft services area. The design incorporated Italian and Mosaic tile, polished concrete pathways, custom millwork and light fixtures, and original artwork pieces.

Matt Construction

261 S Figueroa St. Suite #120, Los Angeles, CA 90012

Matt Construction is a general contracting firm founded by Paul, Al, and Steve Matt in 1991. The firm builds in the sectors of mixed-use, hospitality, education, cultural, multifamily, sports, and healthcare; it has earned multiple awards from recognized institutions. In 2017 the firm ranked #32 on the Fastest Growing Private Companies list published by the Los Angeles Business Journal; the firm is also a 2017 AIA Presidential Honoree. Putting a premium on quality construction, the firm incorporates key principles from ISO 9000, lean construction, Six Sigma, and the QA/QC process formalized by the U.S. Army Corps of Engineers.

One of Matt’s office projects is the construction of the new office headquarters and a separate six-and-a-half-story, poured-in-place parking space for Univision Communications. The 165,000-square-foot building facade features a glazed curtain wall system and architectural precast units.

McCormick Construction

2507 Empire Ave., Burbank, CA 91504

Burbank-based McCormick Construction has been providing construction and consultation services in the private and public sectors since 1914. Founded by George McCormick, the firm is now operated by brothers Michael and Steve who continue the legacy of quality craftsmanship the firm has been delivering since its inception. Serving the areas of California, Arizona, Nevada, Utah, Oregon, and Washington, McCormick has been a consistent leader in adopting progressive construction techniques as well as sustainable construction practices and green building strategies.


One of McCormick’s office projects is the complete structural upgrade of Element LA. The new upgrades included new structural steel bracing, strengthening, repair, the restoration of bow truss roof systems, and new mechanical, electrical, and plumbing systems throughout the facility. This project received LEED Gold Certification. For more information on McCormick Construction or this project, you can visit their website here.

Morley Builders

3330 Ocean Park Blvd., Santa Monica, CA 90405

Founded in 1947 by Morley Benjamin, Morley Builders started as a contractor for single-family homes in Pacoima. Today, the firm is one of the largest Southern California-based general contractors, specializing in building major civic structures, educational and research facilities, parking structures, commercial, retail, medical and healthcare buildings, and multifamily residences. As an employee-owned business, Morley Builders’ goal is to be a leader in building quality projects while empowering employees to reach their own personal goals. In 2017, Morley was recognized as one of ENR’s Top 400 Contractors.

The Trust Building, designated a Historic-Cultural Landmark in 2003, has been renovated by Morley. The 370,000-square-foot project included seismic strengthening, material abatement, restoration of historic murals, and restoration of terracotta. The project was retrofitted as a creative office space with ground-floor retail space and a rooftop restaurant.


21800 Burbank Blvd. Suite #210, Woodland Hills, CA 91367

Pinnacle Contracting is a general contractor specializing in commercial construction throughout Southern California. Chairman of the Board Michael Grossman and President Mark Tieman have over 80 years of combined experience in the industry, enabling the firm to deliver consistently high-quality projects. The firm has extensive experience and expertise in constructing offices, studios, core and shell, as well as remodeling high-end office interiors and renovating base buildings. As a member of the U.S. Green Building Council (USGBC), the firm employs green building techniques. And all Pinnacle project managers are LEED-accredited professionals. Some of the awards the firm has received are the 2013 Los Angeles Business Council Award of Excellence from the Los Angeles Architectural Awards, the Woman-Owned Business Award from the University of Southern California in 2003, and more.

The Mississippi Creative Office Space is a 19,787-square-foot office project consisting of two floors of office space as well as a new mechanical system, a new key access system, and an innovative low-voltage infrastructure. It also features refinished exposed concrete and beams.

Ramland Construction

1650 Westwood Blvd. Suite #200, Los Angeles, CA 90024

Los Angeles-based Ramland Construction is a general contracting firm that specializes in restaurant, retail, and hotel construction. The firm’s portfolio includes projects in major cities across the nation, including Chicago, New York, and Washington, D.C. Founded by Steve Ramras in 1998, Ramland Construction has completed over 140 projects in 43 cities.

Among its office projects is the historic Vinewood office located on Hollywood and Vine. The firm constructed the exterior of this office and renovated its lobby.

Shangri-La Construction

660 S Figueroa St. Suite #1888, Los Angeles, CA 90017

Shangri-La Construction is a Los Angeles-based construction company founded by Tod Lipka in 2008. In partnership with the USGBC and the Building Industry Association of Southern California, the company prides itself on its green building initiatives and innovative building techniques. The firm’s mission is to create long-term partnerships with institutions that have multidisciplinary knowledge and experience. In 2017, Shangri-La ranked #26 on the Los Angeles Business Journal’s Top 40 General Contractors.

One of the company’s projects is the Rising Realty Partners Headquarters. The $918,385-project features open and floating ceilings, exposed brick and concrete perimeter walls, a garage door leading to a terrace sealed concrete, and high-end reclaimed millwork. Upon completion, the project received a LEED Platinum Certification.

Sierra Pacific Contractors

22212 Ventura Blvd., Woodland Hills, CA 91364

For over 30 years, Sierra Pacific Contractors has built a reputation as a respected commercial general contractor serving clients throughout Los Angeles. With more than 3,000 projects in the area, the firm is proud of its high percentage of repeat clients, generating $100 million in annual revenue. Among its famous clientele are Disney, the Oprah Winfrey Network, NBC Universal, the Omnicom Group, the LinkedIn Corporation, Panavision, Sonos, Netflix, and LA Care Health Plan. The company has been a recipient of many industry awards including the 2018 American Institute of Architects (AIA) LA Interior Architect Award, the 2018 Los Angeles Business Journal Commercial Real Estate Award, the 2017 San Francisco Valley Business Journal, and more.

Among its office projects is the Capital Brands office. In partnership with HKS Architects, this 20,000-square-foot project features a production studio and edit bays with reclaimed wood and steel elements. It also consists of a production editing room and an engineering lab for its research and development department.

Turner Construction Company

555 S Flower St. Suite #4220, Los Angeles, CA 90071

Since 1902, Turner Construction Company has been among the leading builders in multiple markets nationally and internationally. With 57 offices worldwide, the firm has constructed numerous aviation and transportation facilities, commercial, cultural, and entertainment buildings, data centers, education campuses, healthcare facilities, industrial buildings, religious buildings, hotels and restaurants, and more. Over the years, the firm has caught the eye of many organizations, earning multiple awards. In 2016, Turner ranked #1 Green Builder in the country by the ENR, #1 General Contractor in the U.S., and was recognized as a top builder in the sectors of healthcare, university, hotel, office, and green building by the 2016 Giants 300 Building Design + Construction Report.

Among Turner’s projects is the U.S. Bank Tower, originally known as the Library Tower. Located at 633 West 5th Street, the office building ranked as the second tallest building in Los Angeles and the 16th tallest in North America.

Webcor Construction

550 S Hope St. Suite #2100, Los Angeles, CA 90071

Webcor Construction was founded in 1971 as a low-to-mid-rise office building contractor. Shortly thereafter this San Mateo-based contractor started to construct high-rise and public-works projects and expanded its operations to San Francisco, Los Angeles, Alameda, San Jose, and Honolulu. A recipient of several industry accolades, Webcor ranked ninth on 2018 ENR’s list of Top Green Contractors, #43 on the 2017 ENR Top 400 Contractors, and #5 on the Top California Contractors list from ENR in 2016. In 2013, Webcor became the only California-based General Contractor to receive the ISO 9001 Certification.

Webcor constructed Electronic Arts Campus’ 45-acre high-tech office park. Operated by Electronic Arts, the world’s leading independent developer and publisher of interactive entertainment software, the campus features a four-story, 316,000-square-foot office building and a four-story, 232,500-square-foot parking structure with 764 stalls.