Energy companies

Constellation Energy operates 55 GW of nuclear, gas, geothermal, hydro, wind and solar capacity and supplies electricity and natural gas to commercial and retai…

FirstEnergy is a Fortune 300 electric utility running 10 regulated distribution companies, serving 6 million customers across six states with about 12,500 emplo…

ITC Holdings Corp. owns and operates high-voltage electricity transmission infrastructure across eight U.S. states, providing transmission development, construc…

Zachry Group provides turnkey engineering, construction, maintenance, turnaround and fabrication services to energy, chemicals, power and industrial clients acr…

Comity builds financial infrastructure for clean energy, providing on-demand collateral and credit risk modelling for energy forward contracts using statistical…

DNV is a global assurance, classification and risk-management organisation offering certification, advisory and digital services, including the Veracity digital…

Ameresco develops, constructs and operates energy infrastructure solutions spanning efficiency, renewables, storage, microgrids and EV charging for public and p…

PowerPlan, Inc. makes fixed asset financial management software that unites financial and operational asset data for utilities and energy companies to optimise…

Bernhard LLC (rebranded ENFRA in 2025) is a US energy infrastructure firm delivering engineering, construction, maintenance and Energy-as-a-Service financing na…

ProSidian Consulting is a management and operations consulting firm offering risk, compliance, business process, IT effectiveness, energy and human capital serv…

KBR provides science, technology and engineering solutions, including EPC services, to governments and companies across aerospace, defense and energy, employing…

AspenTech builds industrial software using AI, machine learning and digital twins to optimise assets across the chemicals, energy, pharmaceuticals and utilities…

Kraken Robotics is a Canadian marine technology company developing underwater imaging, sensors, subsea batteries and robotic systems for subsea intelligence in…

Voltus operates a distributed energy platform that connects distributed energy resources to energy markets across the US and Canada, paying users to shift elect…

Neara builds physics-enabled digital twins of power networks, letting utilities simulate infrastructure scenarios such as storms and equipment failures.

Founded in 1919, Cummins Inc. designs, manufactures and services diesel and alternative fuel engines, generators and zero-emission power systems, including hydr…

Celerity Consulting Group provides consulting services to public utility organizations, converting complex data into actionable intelligence for risk mitigation…

Oncor is a regulated electricity transmission and distribution company serving Texas with nearly 4 million customers.

Octopus Energy Group supplies green energy to over 10 million homes globally and licenses its Kraken technology platform to utilities for customer account manag…

IGS Energy is a leading independent energy retailer providing electricity, natural gas, solar, and energy efficiency solutions to customers in the United States…