Power Solutions International, Inc.

Plug Power Inc. specializes in providing comprehensive clean hydrogen and zero-emission fuel cell solutions. These innovative offerings cater to various sectors, including supply chain and logistics, on-road electric vehicles, and stationary power generation, with operations spanning North America and international markets. The company is actively constructing an end-to-end green hydrogen ecosystem, encompassing its production, efficient storage and delivery, and subsequent energy generation for both mobile and fixed applications. Its technological portfolio includes advanced proton exchange membrane (PEM) and fuel cell systems, fuel processing capabilities, and innovative fuel cell/battery hybrid designs. Furthermore, Plug Power develops the essential infrastructure for green hydrogen generation, storage, and dispensing. Among its flagship offerings is GenDrive, a hydrogen-powered PEM fuel cell system specifically engineered for material handling electric vehicles. GenFuel provides a complete liquid hydrogen fueling solution, covering generation, storage, delivery, and dispensing. GenCare is an IoT-driven service program that ensures ongoing maintenance and on-site support for various Plug Power systems, including GenDrive, GenSure, GenFuel, and ProGen. For stationary power needs, GenSure delivers modular PEM fuel cell power, crucial for backup and grid-support in telecommunications, transportation, and utility sectors. The company also offers GenKey, an integrated, ready-to-use solution for businesses transitioning to fuel cell power. ProGen represents the core fuel cell stack and engine technology, versatile enough for mobile and stationary fuel cell systems, and serving as engines in electric delivery vans. Additionally, GenFuel Electrolyzers are optimized hydrogen generators designed for clean hydrogen production. Plug Power distributes its products through a multi-channel approach, leveraging a direct sales force, collaborations with original equipment manufacturers (OEMs), and an extensive dealer network. The firm boasts significant strategic alliances with prominent entities such as Airbus, Lhyfe, Edison Motors, Phillips 66, Apex Clean Energy, BAE Systems, and Universal Hydrogen Co. Established in 1997, Plug Power Inc. maintains its corporate headquarters in Latham, New York.

Capstone Green Energy Holdings, Inc. specializes in delivering bespoke microgrid installations, robust on-site energy management as a service (EaaS), and advanced energy technology systems for on-site use. Their comprehensive portfolio extends to stationary distributed power generation and associated distribution networks, encompassing applications such as cogeneration, integrated heat and power (CHP), renewable energy integration, natural resource utilization, and vital power provisioning, alongside combined cooling, heat, and power (CCHP) systems. Utilizing inverter-driven technologies, the firm enhances energy resilience by either linking to the main electrical grid or serving as the core of standalone microgrid setups. Their energy conversion product line features microturbine systems, engineered to provide diverse, client-specific solutions. Additionally, Capstone offers microturbine-based energy rental services, supplemented by comprehensive factory protection plans and the supply of aftermarket components. A key innovation allows their systems to operate on hydrogen-blended fuel sources. Established in 1988, Capstone Green Energy Holdings maintains its headquarters in Van Nuys, California.

Global Power Solutions Corp., operating through its various subsidiaries, offers comprehensive general contracting services within Canada's construction sector. The company's innovative solutions include light gauge steel technology, which employs cold-formed, galvanized steel supplied in coil form to yield diverse, uniform structural components. It also features the Vesta Quik-Build system, distinguished by its corrugated, load-bearing light gauge steel panels, and the Artisan Quik-Build system, a construction method integrating an engineered floor with a steel-framed wall system. Additionally, the Modular Quik-Build system provides a prefabricated approach, where entire building modules are assembled in a factory setting. Beyond these core technologies, Global Power Solutions delivers extensive design-build services encompassing initial design and engineering, procurement, securing statutory approvals, meticulous project management, and construction execution. Its service portfolio further extends to specialized contracting, ranging from consultancy for major construction endeavors to full-scale engineering, procurement, construction (EPC), and design-build solutions across residential, commercial, industrial, healthcare, and hospitality domains. Headquartered in Vancouver, Canada, the entity, which previously operated as Minaean SP Construction Corp., is scheduled to officially adopt the name Global Power Solutions Corp. in December 2025. It functions as a subsidiary of Bristol Management Limited.

Forgent Power Solutions, Inc. specializes in the engineering and manufacturing of electrical power distribution systems. These critical solutions are vital for cutting-edge data centers, extensive power grids, and various energy-demanding industrial environments. The company's comprehensive product line encompasses a wide range of electrical infrastructure, such as different forms of switchgear (including low voltage, medium voltage, and paralleling), a variety of transformers (like low voltage, medium voltage VPI, padmount, PDU, and substation types), power distribution units (PDUs), and specialized enclosures like gear eHouses and UPS eHouses. Their portfolio also includes automatic transfer switches (ATS), generator connection cabinets, panelboards, power skids, remote power panels, switchboards, and tap boxes. Beyond manufacturing, Forgent Power Solutions delivers essential services, including maintenance, testing, repairs, system modernization, start-up and commissioning, and aftermarket retrofit services. Their client base spans key sectors, serving technology companies, power generators, utility providers, and diverse industrial operations. Established in 2023, the firm is based in Dayton, Minnesota.

Polar Power, Inc., originally established in 1979 as Polar Products, Inc. before its name change in October 1991, is headquartered in Gardena, California. The company specializes in the engineering, manufacturing, and distribution of direct current (DC) power generators, renewable energy solutions, and cooling systems, serving both domestic and international markets. Its comprehensive product offerings include foundational DC power systems, various DC hybrid power configurations, solar-integrated DC hybrid power systems, and portable power units. These DC power solutions are designed to operate using diverse fuel sources, such as diesel, natural gas, LPG/propane, and other sustainable energy options. Polar Power caters to a broad spectrum of industries, including telecommunications, defense, commercial enterprises, industrial operations, and marine applications. The company distributes its products through a dedicated in-house sales team, complemented by a network of independent service providers and authorized dealers.

VPower Group International Holdings Limited functions as an investment holding company, delivering comprehensive power generation solutions across Hong Kong, Macau, mainland China, various other Asian nations, Latin America, and worldwide. The company's core business involves the design, integration, sale, and installation of power generation systems and generator sets, primarily utilizing gas and diesel fuels. Its operations are structured into two key divisions: System Integration (SI), which concentrates on developing, integrating, supplying, and installing engine-driven electricity generation units; and Investment, Building and Operating (IBO), which designs, finances, constructs, and manages distributed power generation (DPG) plants to provide localized power solutions. Additionally, VPower Group engages in the distribution of engines and related components, alongside offering expert consulting and technical services. Its client base is broad, encompassing industrial and utility-scale DPG stations, government bodies, residential and commercial developments, data centers, hotels, construction sites, mining operations, and infrastructure projects like railways and telecommunications. Established in 2001, the company is headquartered in Hung Hom, Hong Kong, and operates as a subsidiary of Energy Garden Limited.