Top Utilities Companies (396)
Donley Service Center is one of Arizona's largest family-owned and operated contractors providing cooling, plumbing, solar, and home energy audit services since 1976.
SPOC Energy unifies automation, data intelligence, and power solutions to enhance operational efficiency and performance in a changing energy landscape, designing advanced power conversion systems, drives, and inverters for demanding environments.
Davis & Floyd is a multi-discipline civil engineering firm based in South Carolina, founded in 1954. They specialize in infrastructure projects, including transportation, water resources, and community development. The firm provides comprehensive engineering, planning, and landscape architecture services to a diverse clientele, focusing on delivering innovative, resilient solutions that enhance the communities where they operate. They maintain multiple offices across...
Star Group is a leading energy and related home services provider specializing in the sale of home heating products and services to residential and commercial customers. As the nation's largest retail distributor of home heating oil, they operate across the Northeast, Mid-Atlantic, and Midwest, offering a comprehensive suite of services including HVAC, propane, home security, plumbing, and appliance repair.
Aliaxis is a global leader in designing innovative, reliable, and sustainable solutions for fluid and energy management, specializing in advanced piping systems for building, infrastructure, industrial, and agriculture sectors.
Super Products LLC, an Alamo Group Company, is a prominent manufacturer of vacuum trucks, including vacuum excavators, combination sewer cleaners, industrial vacuum loaders, truck-mounted jetters, and liquid vacuum trucks. The company focuses on delivering innovative, high-performance equipment engineered for durability and efficiency, serving contractors and municipalities across a wide variety of industrial and municipal applications.
Enerwave SA provides energy utility services, focusing on the generation, supply, and retail distribution of electricity and natural gas for residential and commercial sectors in Greece.
Cooper Electrical Construction Company provides best-in-class electrical design/build, BIM, prefabrication, instrumentation, controls, and calibration services. Serving a wide range of industrial, commercial, and municipal customers across the Southeast, their expertise spans major markets including bio-pharmaceutical, chemical, water and wastewater, power generation, manufacturing, gas production and transmission, and food and beverage.
E-J Electric Installation Co. is a premier electrical contracting firm in the United States, specializing in commercial and industrial electrical construction. Founded in 1899 and headquartered in Long Island City, New York, the company delivers nationwide services across power generation, transmission, and renewable energy sectors, prioritizing safety, innovation, and sustainable practices in every project.
JAF Communications is a woman-led telecommunications company incorporated in 1989 and based in Puerto Rico. They specialize in the installation, design, and maintenance of critical network infrastructure, including fiber optics, DSL, and IPTV. Serving clients like AT&T and Claro, they provide comprehensive services across Puerto Rico, Vieques, and Culebra, ensuring high-quality connectivity through their specialized construction and maintenance departments.
Summit Utilities, Inc. is a privately-held holding company that owns and operates several natural gas distribution and transmission subsidiaries that operate in Arkansas, Colorado, Maine, Missouri, Oklahoma, and the Texarkana, Texas area. The company provides safe, clean and affordable natural gas to businesses and residents in six states through Arkansas Oklahoma Gas, Colorado Natural Gas, Summit Natural Gas of Maine,...
AC&T Co., Inc. is a family-owned company that wholesales and retails petroleum products, operates convenience stores and travel centers, and provides home and business heating and air-conditioning products. They also offer services such as portable toilet rentals and environmental services.
Civil Design, Inc. is a multi-disciplined civil engineering firm established in 1996, offering services such as site development, surveying, transportation, water resources, structures, and GIS mapping, with a focus on creating quality infrastructure and building stronger communities.
Pedernales Electric Cooperative (PEC) is the largest electric distribution cooperative in the United States, serving the Texas Hill Country. It provides safe, reliable, and low-cost electric service to nearly one million Texans. The cooperative is guided by principles that prioritize the needs of its members, employees, and communities, fostering positive change and sustainable energy solutions.
Founded in 1977, England-Thims & Miller, Inc. (ETM) is a Florida-headquartered infrastructure and development consulting firm. They specialize in providing innovative and sustainable solutions across civil engineering, planning, geospatial technologies, and construction management. Serving both public and private sector clients, ETM focuses on creating vibrant communities through expertise in land development, water and utility design, and transportation planning.
Forerunner is a Series B company building the AI-powered intelligence layer for government agencies and regulated industries — helping large cities and counties finally make sense of the data they already have. Here's the problem we're solving: cities spend millions on permit systems, GIS, and asset management tools, but still can't answer their most important operational questions. Data sits fragmented across...
We are New Zealand's largest distributor of electricity and gas, owning and operating networks which span the Auckland region. But we don’t stop here - our reach extends to Australia and the Pacific Islands, shaping a new energy future for our customers, through innovative digital and engineering solutions, metering services, solar energy solutions, electric vehicle (EV) networks, high speed internet...
Wind River Environmental, LLC is a leading provider of septic, waste, and wastewater management services, specializing in liquid waste systems such as grease traps and septic tanks for residential, business, and municipal customers.
Phasor Engineering Inc. is a multi-disciplinary engineering consulting firm that provides comprehensive design, engineering, and automation services for the utility, energy, and municipal sectors. They support projects ranging from concept development to commissioning and maintenance, focusing on overhead and underground transmission/distribution systems, substations, and fibre optics. The company is committed to delivering resilient infrastructure solutions through precision engineering and the...
