California customers CAMBE covers

California High-Speed Rail Authority

State agency responsible for planning, designing, building and operating a high-speed rail system to connect California's megaregions.

Contact: Small Business Compliance

University of California

California public university system made up of 10 campuses and six academic health centers, which also helps manage three national laboratories for the U.S. Department of Energy.

Contact: Campus Small Business Officers / Supplier Diversity Coordinators

AT&T

Communications company that connects people and businesses through its wireless network and other connectivity services.

Contact: AT&T Supplier Inclusivity Program

California American Water

Water utility that provides water and wastewater services in California, serving about 700,000 people.

Contact: Supplier Diversity Team

California Water Service (Cal Water)

Regulated water utility based in San Jose that provides water and wastewater services to over 100 California communities.

Contact: Supplier Diversity Program Manager

Comcast

Global media and technology company that provides broadband and mobile services and reaches customers and viewers worldwide.

Golden State Water Company

Regulated California water utility, a subsidiary of American States Water Company, serving about 262,000 customer connections in more than 81 communities.

Contact: Supplier Diversity Program Manager

Pacific Gas and Electric Company (PG&E)

Utility incorporated in California in 1905 that provides natural gas and electric service to about 16 million people across northern and central California.

Contact: Supply Chain Responsibility (SCR) team

San Diego Gas & Electric (SDG&E)

Energy utility that delivers electricity and natural gas to 3.7 million people across a 4,100-square-mile service area spanning two counties and 27 cities.

Contact: Responsible Sourcing / Supplier Diversity

San Jose Water

Regulated private water utility, founded in 1866, that delivers water directly to homes and businesses for over 1 million people in the greater San Jose area.

Contact: Director of Supplier Diversity

Southern California Edison (SCE)

Investor-owned electric utility and Edison International subsidiary that delivers electricity to about 15 million people across central, coastal and Southern California.

Contact: Supplier Diversity & Development (SD&D) team

Southern California Gas Company (SoCalGas)

Regulated natural gas distribution utility, a subsidiary of Sempra, serving about 21.1 million consumers across roughly 24,000 square miles of Central and Southern California.

Contact: Responsible Sourcing (shared SDG&E/SoCalGas supplier intake)

T-Mobile

Wireless carrier based in Bellevue, Washington, that provides 4G LTE and nationwide 5G network services under the T-Mobile, Metro by T-Mobile and Mint Mobile brands.

Contact: Supplier Enablement

Verizon Wireless (including Frontier)

Communications technology company offering mobile, home internet and fiber broadband, and 5G network services to consumers, businesses and public sector customers.

Contact: Verizon Small Business Supplier Accelerator

Barnard Construction Company, Inc.

Heavy-civil construction company headquartered in Bozeman, Montana, that builds dams, tunnels, pipelines, hydroelectric, power transmission and environmental projects across North America.

Prime on: Sites Reservoir

Contact: Sites Reservoir project outreach mailbox

Flatiron-Herzog JV (Herzog / FlatironDragados)

Joint venture of Herzog and FlatironDragados delivering the advanced works contract for LA Metro's Southeast Gateway Line, including freight track relocation and utility work.

Prime on: Southeast Gateway Line (Slauson/A Line to Pioneer segment)

Kiewit, Stacy Witbeck, Herzog JV (KSWHJV)

Joint venture of Kiewit, Stacy Witbeck and Herzog selected by the California High-Speed Rail Authority to design and build track and systems in the Central Valley.

Prime on: California High-Speed Rail (Phase 1; Merced-Bakersfield initial service)

Contact: Small business program (the joint venture's supplier participation program for small and local firms)

San Fernando Transit Constructors (SFTC)

Joint venture of Stacy Witbeck and Skanska formed to build LA Metro's 6.7-mile East San Fernando Valley light rail line along Van Nuys Boulevard.

Prime on: East San Fernando Valley Light Rail Transit Project

Contact: Outreach Coordinator / Compliance Coordinator

SYSTRA | TYPSA Joint Venture

Joint venture of SYSTRA USA and TYPSA selected by the California High-Speed Rail Authority to design track and overhead contact systems for the Merced–Bakersfield high-speed rail corridor.

Prime on: California High-Speed Rail (Phase 1; Merced-Bakersfield initial service)

Contact: Subcontractor questions for the Track and OCS Design Services project (joint venture's subcontractors page)

Turner Construction Company

North America-based international construction services company that plans, engineers, procures, builds and optimizes building projects; a subsidiary of HOCHTIEF and part of the ACS Group.

Prime on: San Francisco International Airport Capital Program (incl. Terminal 3 West Modernization)

AECOM

Infrastructure consulting firm whose planners, designers, engineers, and program and construction managers provide professional services for cities, transportation, buildings, water, energy and the environment.

Contact: Supplier onboarding (Coupa Supplier Portal)

Bio-Rad Laboratories

Company headquartered in Hercules, California, that makes tools for life science research and clinical diagnostics used by researchers and clinicians.

Contact: Prospective supplier registration portal (no supplier mailbox published)

Capital Group

Privately owned global investment management company, founded in 1931, that provides investment management, insights and advisory services to its clients.

Chevron Corporation

Energy company, a leader in energy for over 140 years, whose purpose is to provide affordable, reliable, ever-cleaner energy; it is working to increase production to meet global energy demand.

DPR Construction

Self-performing general contractor and construction manager that builds complex projects in advanced technology, life sciences, healthcare, higher education and commercial markets.

Contact: DPR Prequal (subcontractor prequalification team)

Edwards Lifesciences

Medical technology company focused on structural heart disease that works with physicians to develop products intended to help patients live longer, healthier lives.

Contact: General contact form (no supplier mailbox published)

Gilead Sciences

Biopharmaceutical company headquartered in Foster City, California, that develops medicines to prevent and treat life-threatening diseases, including HIV, viral hepatitis and cancer.

Contact: Supplier Inclusion team

Google

Technology company that offers Search, Google Workspace and other products and services, and develops AI models and computer science research.

Contact: Alphabet/Google Suppliers Help contact form

Honda North America (American Honda Motor Co.)

U.S. arm of Honda Motor Co., Ltd., established in 1959 and based in Torrance, California, selling Honda vehicles through about 1,000 U.S. dealers.

HP Inc.

Technology company operating in more than 180 countries that delivers devices, software, services and subscriptions for businesses and professionals.

Intel Corporation

Semiconductor company based in Santa Clara, California, that designs and manufactures advanced chips used to connect and power modern technology.

Contact: Contact Intel (general; no supplier-specific mailbox published)

Kaiser Permanente

Not-for-profit health plan and care organization headquartered in Oakland, California, serving 12.9 million members across nine regions, including Northern and Southern California.

Contact: Impact Spending Program

LA28 (Los Angeles Olympic and Paralympic Games Organizing Committee)

Organizing committee responsible for planning and delivering the Los Angeles 2028 Olympic and Paralympic Games.

Northrop Grumman

Aerospace, defense and security company that builds systems, products and services for space, aeronautics, defense and cyberspace, mainly for the U.S. government.

Contact: Office of Small Business Programs, corporate small business mailbox (each business sector also lists its own)

Robert Half

Talent solutions and business consulting firm, founded in 1948, that connects companies with specialized talent and offers consulting in technology, risk, finance, legal and operations.

Contact: General contact page (no procurement mailbox published)

Skydance (formerly Warner Bros. Discovery)

Entertainment company with studios and direct-to-consumer services, built on a portfolio of brands, franchises and IP, that creates for every age and audience.

Sony Pictures Entertainment

Entertainment company that produces, acquires and distributes motion pictures and television, operates television networks and studio facilities, and develops new entertainment products.

Swinerton

Employee-owned national construction firm, founded in 1888, providing commercial construction, construction management, design-build and self-perform services from regional offices across the U.S.

Contact: Subcontractor Prequalification team

Wells Fargo

Financial services company that provides banking, investment, mortgage, and consumer and commercial finance products and services.

Contact: Prospective supplier portal support