Top 12 Construction Companies in California, USA (2025 Guide)

Last Updated on October 14, 2025 by Admin

California’s economy isn’t just the biggest in the United States – it rivals entire nations. According to the Economy of California entry on Wikipedia, the state’s gross state product reached $4.048 trillion in 2024 and makes California the world’s fourth‑largest economy. As of June 2025, 58 Fortune 500 companies are headquartered in California, underscoring the state’s economic might.

The construction industry reflects this scale. FRED’s economic data shows that California employed around 893,000 construction workers in August 2025. Approximately 85,000 construction businesses and about 103,000 employers across the state make construction one of California’s largest private‑sector employers. On a broader level, the North America construction market was valued at USD 2.58 trillion in 2024 and is projected to grow to USD 2.76 trillion by 2025, reflecting the surging demand for infrastructure, housing, and commercial development across the continent.

This article presents a comprehensive, data‑driven guide to California’s construction landscape. You’ll learn about the state’s leading contractors, regional highlights, and industry trends – and we’ll link to additional resources for readers who want to explore topics in more depth, such as our guides to the top construction companies in Dallas, the best construction firms in San Antonio, the builders shaping the Austin skyline, and the top construction companies in Chicago. Use these links to compare California’s market to other regions and make informed decisions.

California’s Construction Industry in 2025

California sits at the intersection of tech innovation, infrastructure investment, and natural resource management. Key facts shaping its construction sector include:

• Economic scale: California produces over $4 trillion annually and is home to more than 58 Fortune 500 companies. This economic heft fuels demand for headquarters, manufacturing plants, research labs, transportation networks and housing.
• Labor force: FRED data shows that California’s construction workforce numbered roughly 893,000 employees in August 2025. This figure includes skilled tradespeople, engineers, architects and project managers.
• Business count: A 2024 U.S. construction industry analysis notes that California hosts about 85,000 construction businesses and approximately 103,000 employers – the largest concentration of construction companies of any U.S. state.
• Market momentum: The North American construction market is growing rapidly. Research from Next Move Strategy Consulting estimates the market at USD 2.58 trillion in 2024 and projects growth to USD 2.76 trillion in 2025.
• Regional diversity: California’s climate and geography range from Silicon Valley’s tech campuses to Los Angeles’ entertainment hubs and the Central Valley’s agricultural heartland. Each region has unique construction needs and specialties, discussed further below.

Top 10 Construction Companies in California

Below is a carefully curated list of the top construction companies operating in California in 2025. Some of these firms are headquartered in California; others are national contractors with major operations in the state. Company revenues are approximate and based on 2024/2025 figures reported by ENR rankings, industry research and company filings.

1. D.R. Horton (Arlington, TX)

D.R. Horton is America’s largest homebuilder by volume and has a strong presence in California’s residential market. Headquartered in Arlington, Texas, D.R. Horton generated roughly $33.3 billion in revenue in fiscal 2023.

In California, the company builds single‑family communities, townhomes, and condominiums in markets like Sacramento, Riverside, and San Diego. For readers looking to compare residential builders across the country, see our nationwide guide to the largest construction companies in the United States.

2. Fluor Corporation (Irving, TX)

Fluor is a global engineering and construction powerhouse headquartered in Irving, Texas. With $14.1 billion in 2023 revenue, Fluor delivers complex infrastructure, energy and industrial projects.

In California its portfolio includes refinery upgrades, renewable‑energy facilities and high‑tech manufacturing plants. Visit Fluor’s corporate site for more information on its services.

3. EMCOR Group (Norwalk, CT)

EMCOR is best known for its mechanical and electrical construction services. The company reported roughly $11.4 billion in 2023 revenue and operates several subsidiary contractors across California.

EMCOR companies work on data‑center builds, hospital expansions and large commercial developments. Learn more at EMCOR Group’s website.

4. DPR Construction (Redwood City, CA)

DPR is a California‑based contractor specializing in complex, technically challenging projects. With regional headquarters in Redwood City, DPR generated approximately $7.5 billion in 2023 revenue.

According to industry rankings, DPR focuses on healthcare, hospitality, manufacturing and mission‑critical facilities and offers services including preconstruction, prefabrication, virtual design and environmental health and safety planning.

5. KB Home (Los Angeles, CA)

Los Angeles‑based KB Home delivered revenue around $7 billion in 2023. The firm builds single‑family homes and multi‑family developments across California, often incorporating energy‑efficient designs and smart‑home technologies.

KB Home’s community developments are concentrated in Southern California and the Bay Area. For company information, visit KB Home’s website.

6. Primoris Services (Dallas, TX)

Primoris is a diversified infrastructure contractor headquartered in Dallas. With revenue of about $4.4 billion in 2023, Primoris delivers highway, pipeline, utility and renewable‑energy projects across California.

The company’s West region offices in Bakersfield and San Diego support civil construction and electric power markets. Visit Primoris Services for details.

7. Tutor Perini Corporation (Sylmar, CA)

Tutor Perini is one of California’s largest civil and building contractors, headquartered in Sylmar (Los Angeles). The company reported about $5.3 billion in revenue in 2023.

Tutor Perini’s California projects include the California High‑Speed Rail, the Purple Line extension in Los Angeles and expansions at LAX and SFO. To learn more, see the Tutor Perini corporate site.

8. Swinerton Builders (San Francisco, CA)

Founded in 1888, Swinerton is an employee‑owned builder based in San Francisco. Industry rankings list Swinerton as one of the top general contractors

in California with regional revenue of around $3.0 billion. The company serves sectors such as affordable housing, education, life sciences, hospitality and technology and is recognized for its self‑perform and safety‑consulting expertise. Visit Swinerton’s website for more.

9. Granite Construction (Watsonville, CA)

Granite Construction, headquartered in Watsonville, focuses on heavy civil construction including highways, bridges, tunnels and water infrastructure.

The company reported around $3.4 billion in 2023 revenue and operates multiple California offices. Granite has been instrumental in projects such as the I‑405 improvement in Orange County and water‑treatment facilities in Northern California. Learn more at Granite Construction.

10. Devcon Construction (San Jose, CA)

Devcon is a leading Bay Area design‑builder with estimated revenue of $2.5 billion. Headquartered in San Jose,

Devcon specializes in corporate campuses, sports facilities and high‑tech manufacturing. Notable projects include the Levi’s Stadium in Santa Clara and headquarters for numerous Silicon Valley tech firms. Visit Devcon Construction for more.

11. Hensel Phelps (Irvine, CA)

Hensel Phelps operates nationally but maintains regional headquarters in Irvine. Industry sources note that the firm’s regional revenue reached around $1.8 billion in 2019 and highlight its work across development, construction and facility management.

Hensel Phelps serves sectors including aviation, healthcare, technology and government and has won numerous awards for safety and design excellence.

12. Clark Construction Group (Irvine, CA)

Clark Construction traces its roots to 1906 and today operates major offices in Irvine. Reports list regional revenue of roughly $1.68 billion in 2019.

The company delivers aviation, healthcare, entertainment, hospitality and government projects and is recognized for its expertise in design‑build, public‑private partnerships and sustainability planning. For more information, visit Clark Construction.

Honorable mentions: Other prominent California contractors include Webcor Builders, Hathaway Dinwiddie, McCarthy Building and Hensel Phelps. You can explore these firms in detail in Bridgit’s Top Construction Companies in California article.

Extended List of Notable California Construction Firms

Beyond the Top 10, California’s construction landscape features hundreds of reputable contractors. Below is a sample of companies often recognized for their project portfolios and regional importance. This list can help homeowners, developers and job‑seekers find the right partner:

• Swinerton Builders (San Francisco) – general contractor specialising in commercial, life‑science and civic projects.
• Webcor Builders (San Francisco) – major Bay Area contractor known for high‑rise residential and commercial towers.
• Hathaway Dinwiddie Construction Company (San Francisco) – focuses on corporate headquarters and institutional buildings.
• Turner Construction Company (Los Angeles) – national contractor with a strong L.A. presence, managing hospitals, schools and airports.
• Hensel Phelps (Irvine) – major public infrastructure and design‑build contractor.
• DPR Construction (Redwood City) – technology‑focused builder delivering mission‑critical facilities.
• Clark Construction Group (Irvine) – leading design‑build firm.
• McCarthy Building (Newport Beach) – employee‑owned company specializing in healthcare, education and renewable‑energy projects.
• Granite Construction (Watsonville) – heavy civil specialist.
• Devcon Construction (San Jose) – design‑build leader in Silicon Valley.
• Cupertino Electric (San Jose) – electrical contractor delivering data centers, clean‑energy installations and commercial projects.
• Kiewit Corporation (national) – a top infrastructure builder with West Coast offices tackling highways, bridges and energy projects.
• Bechtel (global) – U.S.-based mega‑builder involved in rail, transit and nuclear projects across California.
• Skanska USA (Swedish‑owned) – active in Northern California transit and water projects.

For deeper state‑by‑state comparisons, check out our coverage of Dallas, San Antonio, Austin and Chicago construction companies.

Regional Highlights

California’s diverse geography creates distinct construction hubs:

Los Angeles & Orange County

The Los Angeles–Long Beach–Anaheim metropolitan area employs about 28,500 construction laborers. Mega‑projects include the L.A. Metro Purple Line extension, Los Angeles International Airport’s ongoing modernization, and high‑rise residential towers in Downtown L.A.

Major contractors with headquarters or large offices here include Tutor Perini, Clark Construction, and KB Home. For the latest on jobs and projects in the region, visit our Los Angeles construction companies page (if available).

San Francisco Bay Area & Silicon Valley

The Bay Area’s tech boom has fueled demand for corporate campuses, research facilities and transit improvements. Swinerton, Webcor, Hathaway Dinwiddie, Granite and Devcon are major players here.

Projects range from Salesforce’s headquarters tower to BART expansions and the California High‑Speed Rail segments connecting to Silicon Valley. The Bay Area’s high cost of living creates pressure for affordable housing, spurring mixed‑use developments and modular construction.

Northern California & Central Valley

Outside the coastal metros, Northern California and the Central Valley prioritize infrastructure, renewable energy, and agricultural projects. Granite Construction and Kiewit lead highway and water‑infrastructure projects, while solar‑ and wind‑energy contractors build large‑scale renewable farms.

Population growth around Sacramento and Fresno has spurred housing developments, logistics hubs, and water‑conservation projects.

Trends Shaping California’s Construction Industry

Several macro trends will define California construction in the coming years:

• Sustainability & Green Building: California’s strict environmental regulations and climate goals drive demand for sustainable materials, net‑zero buildings, and renewable energy. Contractors are embracing LEED certification, mass‑timber construction, and onsite solar generation.
• Digitalization & Technology: The adoption of Building Information Modeling (BIM), drones, AI‑driven project management, and 3D printing improves efficiency and reduces costs. Research notes that digitalization is creating new opportunities across the industry.
• Workforce & Training: Labor shortages persist, particularly among skilled trades. Companies are investing in apprenticeship programs, vocational training, and automation to address the gap. As of 2025, California’s construction industry employs nearly 893,000 workers, but demand continues to outpace supply.
• Infrastructure Investment: Federal legislation such as the Infrastructure Investment and Jobs Act is funding highways, bridges, transit and clean‑energy projects. Studies note that over USD 220 billion was allocated in 2024 to support more than 32,000 projects across the U.S., with California receiving a significant share.
• Market Diversification: Contractors are branching into new sectors, including life sciences, data centers, affordable housing and renewable energy. Diversification helps mitigate cyclical downturns in any one sector.

Conclusion

California’s construction industry mirrors the state’s dynamism – enormous in scale, diverse in geography and driven by innovation. With more than 85,000 construction businesses and 893,000 workers, the Golden State leads the U.S. in building activity. The top companies profiled here demonstrate the breadth of expertise required to deliver mega‑projects, affordable housing, green infrastructure and cutting‑edge corporate campuses.

Whether you’re a developer seeking a trusted partner, a job seeker exploring career opportunities or a student researching industry trends, this guide provides a solid foundation. Remember to explore our other region‑specific resources on Dallas, San Antonio, Austin, and Chicago for even more insights.

Related Posts:

• Green Construction Jobs in the United States: Sustainable Practices and Career Opportunities
• Selling Your Home in California: Tips To Help You Close Faster
• Understanding Roof Flashing Costs: Insights from Your Local Roofers
• The Importance of Proper Commercial Roof Installation in Los Angeles
• Can You Remodel in Winter? Tips for California Construction Projects

Frequently Asked Questions (FAQs)