Directory · US
Utilities in United States
A register of firms and the professionals working at them in the Utilities sector based in United States. Browse the public index, then filter or export on Kipplo.
Companies
11K on file
State Utility Contractors, Inc
State Utility Contractors, Inc. is committed to excellence and strives to be recognized as the premier builder of environmental service facilities in the Southeast. To earn this recognition by producing the highest quality facilities to meet our clients’ needs within their projects’ design, specification, and budgetary constraints. We enjoy the experience of the construction process and value its importance, realizing that it is the relationships we build during the process. With our Corporate Office located in Monroe, North Carolina and regional office near Wilmington, North Carolina. State Utility Contractors, Inc. is one of the areas fastest growing employee owned contractors, specializing in heavy civil construction. Our areas of expertise are water and wastewater treatment plants, water and sewer lines, land/infrastructure, and general commercial construction. State Utility Contractors, Inc. prides itself in being a forward thinking company, with expertise and performance that exceeds our competition. We provide services & solutions to the most complex projects, for without these services, growth could not occur.
51 to 200 staff
Stp Nuclear Operating Company
The South Texas Project Electric Generating Station is one of the newest and largest nuclear power facilities in the nation. STP's two units produce 2,700 megawatts of carbon-free electricity - providing clean energy to two million Texas homes. Through our uncompromising commitment to nuclear safety and continuous focus on improving plant operations, STP has emerged as an industry leader. Our approximately 1,200 employees maintain an ongoing commitment to the safe and reliable operation of the facility. The company’s culture and core values focus on safety, integrity, teamwork and excellence.
1001 to 5000 staff
Suffolk County Water Authority
Suffolk County Water Authority is one of the largest suppliers of groundwater in the United States. It is our mission to provide customers with the highest quality water at the lowest possible cost, built on a foundation of exceptional customer service. Our staff of dedicated professionals truly make a difference every day, doing their part to ensure our most precious natural resources is safe for generations to come. SCWA provides rewarding work experiences, advancement possibilities, career development and growth, and a comprehensive benefit package. The Authority is committed to a workplace where everyone is treated respectfully as individuals and is afforded equal opportunity. Each and every employee at the Suffolk County Water Authority supports, serves and treats their fellow employees, customers and our shared natural environment with the utmost respect and courtesy. Founded in 1951, the Suffolk County Water Authority is an independent public-benefit corporation operating under the authority of the Public Authorities Law of the State of New York. Serving approximately 1.2 million Suffolk County residents, the Authority operates without taxing power on a not-for-profit basis.
501 to 1000 staff
Summer Energy
Summer Energy, LLC, is a wholly owned subsidiary of Summer Energy Holdings, Inc (OTC: SUME). We are a Houston, Texas based retail electricity provider with extensive experience in the energy industry. While the name “Summer Energy” may be new to the Texas market, our employees and management are not. This knowledge of the Texas power market allows us to deliver reliable, low cost solutions to our customers across our state including Dallas/Fort Worth Metroplex, Houston and the Greater Houston area, Corpus Christi and all surrounding cities. As of 2015 Summer Energy announced their customer base exceeded approximately Residential Customer Equivalents (RCE) with a mix of both residential and commercial customers.
51 to 200 staff
Sweetwater Authority
Sweetwater Authority (Authority) is a publicly owned water agency with policies and procedures established by a seven-member Board of Directors. It provides safe, reliable water service to approximately people in National City, Bonita and the western and central portions of Chula Vista, California. The Authority owns and operates Loveland Reservoir, Sweetwater Reservoir, a brackish groundwater desalination facility and freshwater wells.
51 to 200 staff
Tampa Electric
Tampa Electric has supplied the Tampa Bay area with electricity since 1899. Its West Central Florida service area covers square miles, including most of Hillsborough County and parts of Polk, Pasco and Pinellas counties. The company has 4,400 megawatts of generating capacity and over residential, commercial and industrial customers that depend on Tampa Electric for reliable power and value-added energy services. Tampa Electric, one of Florida’s largest investor-owned electric utilities, is part of the TECO Energy family of companies. Tampa Electric serves nearly customers in West Central Florida. TECO Energy Inc.(NYSE: TE) is an energy-related holding company with regulated electric and gas utilities in Florida and New Mexico: Tampa Electric, Peoples Gas System and New Mexico Gas Co.
1001 to 5000 staff
Tank Connection
AT TANK CONNECTION, WE ENGINEER EXCELLENCE Tank Connection is the leading bolted tank manufacturer for factory coated bolted storage tanks and aluminum geodesic dome covers for liquid and dry bulk storage applications. Tank Connection is a vertically integrated company assuring the best products available while maintaining competitive pricing. WE EXCEED EXPECTATIONS Tank Connection is committed to helping clients find success with their projects. It is the utmost devotion to the customer that drives an unyielding pursuit of excellence that is the embodiment of Tank Connection. WE OWN A REPUTATION OF SUCCESS Tank Connection is an employee owned company, manufacturing American-made products in multiple ISO 9001 certified facilities in the U.S. Tank Connection has built a reputation of success with a passion for safety, innovation and continuous improvement. WE FACILITATE COMPREHENSIVE SOLUTIONS Tank Connection focuses on listening to clients and providing them with factual information on different types of storage containment options. This approach to service clients is based on the development of a broad product line of superior storage tank products, designs and field services.
201 to 500 staff
Tapp, Inc
Founded in 1958, TAPP is a manufacturing company specializing in the fabrication of quality steel structures for the utility, communications, OEM, and custom industries. Our best-in-class customer service, combined with our 1.5 million square foot state-of-the art manufacturing plant has allowed us to serve some of the largest utility and communication companies in the industry.
1001 to 5000 staff
Tara Energy
Tara Energy launched in 2002, and since then has grown rapidly in several deregulated states. The success and growth are results of delivering competitive prices to customers and by providing service with honesty, integrity and respect by placing the needs of customers first while energizing the communities through active engagements. Tara Energy has served as a leading provider of electricity to hundreds of thousands of residential and commercial customers in Texas. Tara Energy is a subsidiary of Just Energy Group Inc, a publicly traded company (TSX:JE) with 1.8 million active customers across North America with our affiliate companies. For more information, visit
51 to 200 staff
Tarrant Regional Water District
For 100 years, the Tarrant Regional Water District has provided quality water to its customers, implemented vital flood control measures, and created recreational opportunities for Tarrant County residents and communities. Led by a publicly elected five-member board, the Water District owns and operates four major reservoirs including Lake Bridgeport, Eagle Mountain Lake and the Cedar Creek and Richland-Chambers Reservoirs. TRWD has also constructed more than 250 miles of water pipelines, more than 70 miles of Trinity River Trails and a 260-acre wetland water reuse project designed to increase future water supplies for the area. As one of the largest raw water suppliers in the state of Texas, TRWD provides water to more than 2.3 million people in 11 North Central Texas counties. The Water District serves more than 30 wholesale customers including the cities of Fort Worth, Arlington, Mansfield and the Trinity River Authority. In addition, TRWD also serves as the local sponsor for the 27-mile Fort Worth Floodway and works closely with the U.S. Army Corps of Engineers to ensure the levees continue to protect lives and property throughout the city.
201 to 500 staff
Teco Energy
TECO Energy Inc.(NYSE: TE) is an energy-related holding company with regulated electric and gas utilities in Florida and New Mexico. Tampa Electric serves nearly customers in West Central Florida; Peoples Gas System serves nearly customers across Florida; and New Mexico Gas Co. serves more than customers across New Mexico.
1001 to 5000 staff
Texas Reliability Entity, Inc
Our mission is to assure effective and efficient reduction of risks to the reliability and security of the bulk power system within the ERCOT Interconnection.
51 to 200 staff
Toho Water Authority
Toho Water Authority was established in 2003 by a special act of the Florida legislature and provides a full range of water, wastewater and reclaimed water services to its customers. Toho currently serves approximately residential and commercial customers in Kissimmee, St. Cloud, Poinciana and unincorporated areas of Osceola, Orange and Polk counties. Toho operates 15 water treatment plants which treat raw water and make it safe for drinking. In addition, Toho operates 4 booster stations which move and pressurize already treated water. Toho’s water facilities currently rely exclusively on groundwater derived from the upper Floridan aquifer. Raw water supply wells currently pump an average of 52 million gallons per day (MGD) to the water treatment plants located throughout the service area. Potable water is distributed through 2,877 miles of pipe ranging from 2"-30". Toho’s wastewater facilities include nine water reclamation facilities (WRF), sewage collection facilities, and wastewater effluent disposal facilities. The water reclamation facilities operate independently for set geographic areas throughout the service area. Wastewater is delivered to the various WRFs through a network of 2,602 miles of collection and transmission system piping with 637 lift stations. The highly treated reclaimed water produced by the WRFs is distributed through 1,233 miles of reclaimed water distribution mains and used for irrigation customers or routed to the system’s rapid infiltration basins (RIBs) to recharge the groundwater. The waste solids from the treatment process, termed bio-solids, are processed by a third party to produce a soil supplement/fertilizer that is beneficially used on agricultural lands.
501 to 1000 staff
Triad Mechanical Company, Inc
While many heating and air companies have come and gone, we have maintained an impeccable reputation, which we have accomplished through hard work and unparalleled customer service. We pride ourselves on punctuality, courtesy to our customers and their families, and a rock solid guarantee on all the work we perform. We offer heating and air conditioning services in Lawrenceville and beyond — from Dacula to Snellville! We Are Family Owned and Operated Triad Mechanical Company was founded in 1991 and has worked its way from small beginnings into your trusted heating and air conditioning company–known and respected in the Greater Atlanta area. Superior Safety Guarantee Anyone from our company who enters your home has passed a thorough background check, drug test, and has the highest level of training available. We strive to offer the absolute best ac repair in Lawrenceville, GA. We also have a random drug screening program in place to ensure that we continue to meet your standards. New Equipment Warranty Depending on the type of equipment that is purchased, your new heating and air system will come with either a 5 year parts warranty, a 10 year parts warranty, or a lifetime unit replacement warranty. On all new systems, we offer a 1 year labor warranty, but other guarantees are available for TRIAD VALUE CARE CLUB members. 5 Year Repair Guarantee We are happy to guarantee that as a TRIAD VALUE CARE CLUB member, any repair we make to your existing system is guaranteed for five years. If for any reason, a part fails within five years from the repair date, we will make the necessary repair to that component at no charge to you, as long as you are a TRIAD VALUE CARE CLUB member for the lifetime of that unit.
11 to 50 staff
Trilliant
Trilliant® empowers the energy industry with our innovative, device-independent communications platform that enables utilities and cities to securely and reliably deploy any application on one powerful network. Our purpose-built portfolio offers customers the freedom to choose without the risk of being locked into a single technology provider. With this Power of Choice, we are proud to offer essential solutions that support advanced AMI, Data & Analytics, Smart Grids and Smart Cities. Globally, customers benefit from Trilliant’s unique blend of flexibility, reliability, and sustainability, enhancing utilities and the communities they serve daily. We're dedicated to helping you achieve your goals in the Energy Transition journey and implement your IIoT strategies.
201 to 500 staff
Truckee Donner Public Utility District
The TDPUD is a non-profit, publicly owned utility agency overseen by a locally elected Board of Directors. Since 1927, the TDPUD has been providing the greater Truckee area with reliable and high quality water and electric services while guiding the community to conserve resources. The goal of the TDPUD Electric Department is to provide low-cost, reliable, and sustainable electricity services to our customers. The Electric Department supplies energy to our residential and business customers, optimizes the District's renewable portfolio standard, and manages the annual tree-trimming program. The goal of the TDPUD Water Department is to provide low-cost, reliable, and sustainable water services to our customers. The Water Department is responsible for monitoring water supply and quality, implementing the customer water meter project, and ensuring safe and reliable operation of the water system for customer use and fire safety. The TDPUD is committed to conducting the District's business in an open and transparent manner while collaborating with our customers, local agencies, and stakeholders to serve the needs of our customers.
51 to 200 staff
Tualatin Valley Water District
TVWD provides water to about people over more than 44 square miles of Washington County, Oregon, including portions of Beaverton, Hillsboro, Tigard and Unincorporated Washington County. We are very fortunate to have: several high quality water sources and are constructing an additional resilient supply system from the Willamette River in partnership with the City of Hillsboro and the City of Beaverton. See: ourreliablewater.org for more of the additional supply coming in 2026. Our Mission: To provide our community quality water and customer service Our Vision: Delivering the best water, service, value Our Values: Reliability, Integrity, Stewardship, Excellence, Safety
51 to 200 staff
Txu Energy
TXU Energy has a long-standing history of doing the right things for our customers. It starts with the basics — providing electricity plans with easy-to-understand terms and straightforward pricing you can count on. But our responsibility doesn't end there, and neither does our commitment to our customers. TXU Energy is a subsidiary of Vistra (NYSE: VST), a leading Fortune 500 integrated retail electricity and power generation company based in Irving, Texas, that provides essential power resources to customers, businesses, and communities from California to Maine. Vistra is the largest competitive power generator in the U.S, with a capacity of approximately megawatts, or enough to power 20 million homes, operating in all of the major competitive wholesale markets in the country. Vistra is a leader in the energy transformation and expansion with an unyielding focus on reliability, affordability, and sustainability, powered by a diverse portfolio that includes natural gas, nuclear, coal, solar, and battery energy storage facilities. The company continues to grow its zero-carbon resources, operating the second-largest fleet of competitive nuclear power plants in the country, substantial battery energy storage capacity, and a growing number of solar facilities. Vistra is one of the largest competitive electricity providers in the country and takes an innovative, customer-centric approach to retail, offering solutions to meet customers’ needs, including more than 50 renewable energy plans. Through its family of retail brands, Vistra serves approximately 5 million residential, commercial, and industrial retail customers. Learn more about how Vistra is powering a better way forward at vistracorp.com.
5001 to 10000 staff
Uc Synergetic
UC Synergetic is now Pike Engineering and Pike Telecom & Renewables.
501 to 1000 staff
Ugi Corporation
UGI Corporation is an international energy distribution and services company that provides superior service in delivering a range of energy products. By operating as a best-in-class service provider, offering a great place to work, serving our communities and delivering value to investors, we aim to positively impact the lives of our shareholders, employees, customers and communities. UGI Corporation (NYSE: UGI) is a holding company that distributes and markets energy products and services through our subsidiaries and the company’s common stock is a balanced growth and income investment. UGI Corporation has paid common dividends for more than 135 consecutive years. Why do you want to work here? We offer a competitive salary, full benefit package, tuition reimbursement, 401K with a generous company match & immediate vesting, paid paternity/maternity leave, volunteer time, paid vacation, paid sick time, onsite deli, service awards, and other great perks! Plus, the culture is amazing. you can't beat it! Visit us online to learn more at
5001 to 10000 staff
Ugi Utilities, Inc
UGI Utilities, Inc. is a natural gas and electric utility committed to delivering reliable, safe and affordable energy to our customers in certificated portions of 46 counties in Pennsylvania and one county in Maryland. We pride ourselves on being a responsive, engaging energy company. At UGI, we believe that safe, reliable and efficient energy is a necessity for our customers and communities. We strive to deliver this fundamental need through best-in-class safety, operations, products and services while positively impacting the lives of our employees, customers, and the communities we serve.
1001 to 5000 staff
Upsco
UPSCO was established in 1965 as a manufacturer of prefabricated meter sets for the natural gas industry. We have since expanded our role as supplier to encompass all underground infrastructure industries and technologies. We are headquartered in the Finger Lakes region of Central NY with sales offices in eastern and central US. UPSCO's manufacturing, distribution and service capabilities uniquely position us as your one stop source for utility and underground infrastructure needs through three comprehensive approaches: Manufacturer of Engineered Piping Systems Distributor of Premium Products Sales Representative for Key Industry Manufacturers UPSCO manufactures and fabricates specialty products that will meet or exceed your specifications. You can chose from our standard designs or create customized assemblies tailored to your needs and requirements. We feature API 1104 code welding, 100% pressure testing, hydrostatic testing, x-ray/mag particle inspection, custom packaging, custom stocking programs and continued service and support from product development through final installation. UPSCO's business is built on innovative relationships with our affiliate manufacturers, bringing together diverse products, services and new technologies that meet very specific customer needs. We have a long, successful track record and an exceptional reputation for the ability to solve problems effectively in our demanding and ever changing industry.
51 to 200 staff
Utili-Serve
Utili-Serve offers services to power companies (both large + small), municipalities and other energy providers. We pride ourselves on attention to detail, a commitment to safety, competitive pricing, and over 100 years of combined experience. Utili-Serve offers a full spectrum of professional services including turnkey substation construction and maintenance, protective relay services, nuclear plant construction, pneumatic and hydro excavations, and turnkey battery services. We are proud to be powering society forward into a safe, connected and sustainable energy future.
201 to 500 staff
Utilidata
Utilidata is an NVIDIA-backed edge AI company transforming how critical infrastructure, like data centers and the electric grid, use power. Our distributed AI platform, Karman, powered by a custom NVIDIA module, brings real-time visibility and control to the edge, enabling data centers to unlock more compute for the same provisioned power. With more than a decade of experience applying AI and machine learning to optimize power flow on the electric grid, Utilidata is now leveraging that expertise to help data centers turn power from a constraint into profit. By embedding accelerated computing directly into infrastructure devices, we make it easy to deploy AI where it’s needed most - closer to the source of data and energy demand. As demand for compute increases, Utilidata’s mission is to ensure every watt counts. Our technology bridges the gap between energy and AI, enabling smarter, more resilient, and more sustainable infrastructure. We are a collaborative, and adaptive team working to tackle big problems. With backgrounds in electric engineering, power systems engineering, software engineering, data science, AI, and government, we bring a unique perspective to the solutions to solve our energy challenges. We are committed to ensuring a diverse, inclusive, and flexible workplace where employees are provided mentorship and growth opportunities and are empowered to solve problems as part of a collaborative team.
51 to 200 staff
