Top California Utilities Companies (91)

Treeswift builds physical AI for labor. We use robotics and machine learning to help the people who do real work get more done, starting with the crews who keep the electric grid running,.

Universal Waste Systems, Inc. is one of the largest family owned and operated recycling companies in the West. Our business model is simple: customers are always #1. We pride ourselves on excellent customer service and a hands-on management approach.

nVent is a leading global provider of electrical connection and protection solutions. We believe our inventive electrical solutions enable safer systems and ensure a more secure world. We design, manufacture, market, install and service high performance products and solutions that connect and protect some of the world's most sensitive equipment, buildings and critical processes. We offer a comprehensive range of...

Aviat Networks, Inc. (NASDAQ: AVNW) works to provide dependable wireless transport products, services and support to our customers, building the foundation for an LTE and 5G broadband future. With more than one million systems sold into 170 countries worldwide, communications service providers and private network operators including state/local government, utility, federal government and defense organizations trust Aviat with their critical...

Sempra is an energy infrastructure company that owns regulated public utilities and operates major energy networks across North America. Through its California and Texas utility platforms, it delivers electricity and natural gas to millions of customers. Its infrastructure business develops, builds, operates and invests in liquefied natural gas facilities, energy networks and low-carbon solutions, supporting reliable energy access and energy...

Zachry Nuclear Engineering, Inc. provides comprehensive engineering, design, and project management services for the nuclear industry. The company supports the modification of existing nuclear power plants and the development of new facilities, including small modular reactors. With over 50 years of experience, it offers expertise in electrical, mechanical, structural, and controls engineering, as well as turnkey construction and maintenance services.

Enercare is a Canadian home and commercial services company providing heating, cooling, plumbing, electrical, water-heating, and water-purification products and services. The company also presents itself as a provider of smart energy solutions and has served Ontario for more than 65 years. Its offerings address household and commercial comfort, utility-related equipment, and ongoing service needs, serving over 1.1 million Canadians in...

Control Point Associates, Inc. is a professionally licensed land surveying company that offers a wide range of services including land surveying, construction survey, 3D laser scanning, mobile LiDAR, subsurface utility engineering, and aerial photogrammetry.

The San Francisco Public Utilities Commission (SFPUC) is a public agency that provides water, wastewater, and electric services to the City and County of San Francisco and surrounding areas.

K&A Engineering, part of K&A Power Group, is a power engineering and energy infrastructure firm serving utilities and related clients. The company provides engineering, consulting, EPC, project management, transmission, substation, distribution, protection and control, planning, and grid modernization services. Its work supports the development, delivery, and operation of critical electrical infrastructure across the United States and internationally.

General Matter is an American nuclear-fuel startup founded in 2024 dedicated to restoring domestic uranium enrichment capabilities. The company focuses on producing low-enriched uranium (LEU) and high-assay low-enriched uranium (HALEU) to reduce U.S. dependence on foreign suppliers and support the deployment of advanced nuclear reactors, aiming to ensure energy independence and national security.

With more than a century of water technology innovation, Badger Meter is a global provider of industry-leading smart water solutions encompassing flow measurement, water quality and pressure monitoring. An innovator in flow measurement, water quality and control products, serving water utilities, municipalities and commercial and industrial customers worldwide, Badger Meter provides the data and analytics essential to optimize their operations...

Syblon Reid is a 100% employee-owned heavy civil construction company specializing in technically challenging projects. Its work spans heavy civil and mechanical construction, environmental remediation, marine and water infrastructure, hydro facilities, underground utilities, bridges, emergency response, and high-hazard site work. Founded in 1955, the company serves public and private clients across the Western United States, emphasizing safety, quality, innovation, and...

The Metropolitan Water District of Southern California is a state-established regional water agency and cooperative serving 19 million people across six Southern California counties. It imports water from the Colorado River and Northern California, operates and maintains major water infrastructure, and supports member cities and retail suppliers through conservation, recycling, storage, and other resource-management programs. Its mission is to provide...

PM2CM, Inc. is a professional services company dedicated to providing program, project, and construction management, as well as project controls, scheduling, and cost management services.

Shorebird is a developer-tools company that makes it easier for businesses to build, ship, and operate mobile applications with Flutter. Our flagship product, Code Push, enables safe over-the-air updates for Flutter apps—allowing teams to fix bugs, ship features, and respond to issues without waiting for app store approval. We're expanding our platform to support more of the Flutter development lifecycle,...

Mark III Construction is a full-service MEP contractor specializing in commercial and industrial projects, offering mechanical, electrical, plumbing, and underground utilities services. They leverage industrialized construction approaches, including a manufacturing facility for prefabrication.

Founded in 1990, LS Power is a premier development, investment, and operating company focused on the North American power and energy infrastructure sector, with leading platforms across generation, transmission and energy transition solutions. Since inception, LS Power has developed or acquired over 47,000 MW of power generation, including utility-scale solar, wind, hydro, battery energy storage, and natural gas-fired facilities. Through...

Silicon Valley Clean Energy (SVCE) is a community-owned agency providing carbon-free electricity to a majority of Santa Clara County communities, motivated by climate action.

Services include: Program Operations Olivine maintains the infrastructure as well as the expertise to support the implementation, administration and management of Demand Response and Energy Efficiency programs. Demand Response Consulting Olivine offers a variety of services to help customers enhance their Demand Response (DR) programs or services. Solution areas include strategy, process improvement, and technology. We provide services to utilities, system operators, and other...