King Hill Capital

Lightning eMotors, headquartered in Loveland, Colorado, specializes in the design and manufacture of zero-emission commercial vehicles and electric powertrains. Established in 2008, the company focuses on electrifying medium- and heavy-duty fleets, offering a range of products that includes delivery trucks, shuttle buses, passenger vans, and city transit buses. Lightning eMotors integrates all-electric powertrains into various vehicle platforms, including models from Ford and Chevrolet. The company also provides charging infrastructure solutions to help fleets, large enterprises, original equipment manufacturers, and government entities reduce greenhouse gas emissions, lower operating costs, and enhance energy efficiency. Through its innovative offerings, Lightning eMotors is positioned as a leader in fleet electrification.

NG Advantage LLC is a midstream company based in Colchester, Vermont, specializing in the delivery of compressed natural gas (CNG) to commercial, industrial, and institutional energy users that lack access to natural gas pipelines. Founded in 2011, the company utilizes a fleet of trucks and tractor-trailers to provide its services, which include supplying boiler and vehicle fuel to a diverse range of clients, such as hospitals, paper mills, asphalt plants, and electrical product manufacturers. By enabling these customers to use clean-burning natural gas directly from the trailers, NG Advantage eliminates the need for onsite storage, offering both economic and environmental advantages. The company operates as a subsidiary of Clean Energy Fuels Corp.

RavenWindow is a manufacturer of advanced smart windows that utilize innovative solar-intuitive transitioning technology to enhance energy efficiency in both commercial and residential buildings. Established in 2006, the company has developed a patented thermochromic filter that automatically adjusts to changing temperatures, tinting the windows during hot conditions to reduce solar heat gain while allowing solar heat flow when it is cold. This technology aims to provide clients with comfort in a cost-effective manner. RavenWindow has been recognized for its contributions to the industry, notably being named a Colorado company to watch by the Colorado Office of Economic Development and International Trade in 2013. The company continues to lead in the application of thermochromic technology, focusing on creating innovative energy systems that improve daily life.

VoltServer develops innovative power distribution products using its patented Digital Electricity technology. It manufactures solutions that deliver touch-safe electricity via off-the-shelf data cables, offering significant cost savings, increased speed, distance, efficiency, intelligence, and flexibility compared to traditional electrical installations. Established in 2011, VoltServer serves diverse industries such as telecommunications, data centers, renewable energy, electric vehicles, indoor agriculture, and commercial buildings.

7AC Technologies Inc. is a company based in Beverly, Massachusetts, that specializes in innovative HVAC solutions using a unique membrane-isolated plastic plate technology. Founded in 2009 and formerly known as 7Solar Technologies, the company focuses on developing ultra-efficient liquid desiccant systems designed for commercial and industrial buildings. These systems offer significant energy savings, achieving over a 50% reduction in energy costs compared to traditional HVAC units. As of November 2020, 7AC Technologies operates as a subsidiary of Emerson Electric Co.

AeroSafe Global is a U.S.-based company that develops and manufactures aerogels for thermal insulation, primarily serving the biopharmaceutical industry. Its products ensure reliable, sustainable, and simple temperature-sensitive supply chain solutions. AeroSafe Global specializes in cold-chain services, providing customized packaging, logistics, and operational services to prevent any temperature excursions during transportation of biomedical and pharmaceutical products.

General Compression is a developer of air energy storage systems that enables the storage of energy generated from wind farms for on-demand availability. The company's technology is designed to combine energy storage with wind energy, providing a competitive, emission-free firm generation capacity option. This solution aims to offer an alternative to new fossil and nuclear generation in markets traditionally reliant on these energy sources, without requiring subsidies.

OutSmart Power Systems, LLC is a Massachusetts-based company that specializes in lean energy management software and services designed for commercial and industrial (C&I) buildings, particularly grocery stores, convenience stores, and cold storage facilities. Established in 2008, the company offers innovative solutions such as EnergyMate, a miniature metering technology that monitors energy and power parameters, and the OutSmart Analytics Platform (OSAP), which stores and analyzes data to uncover energy-saving opportunities. OutSmart's approach focuses on providing detailed insights into energy consumption and equipment health, particularly for critical systems like refrigeration, HVAC, and lighting. The company enhances energy management by categorizing and prioritizing activities related to energy use while offering basic and advanced analytics, reporting programs, and total energy savings services. By leveraging specialized sensor technology and data extraction techniques, OutSmart delivers granular monitoring capabilities that improve operational efficiency and reduce energy costs, often achieving payback periods of less than a year for its clients.

PurposeEnergy, Inc. specializes in providing consultative services and wastewater management solutions primarily for the food and beverage industry. Established in 2007 and headquartered in Woburn, Massachusetts, the company conducts comprehensive audits of clients' wastewater strategies and offers tailored recommendations for organic waste remediation and technology enhancements. PurposeEnergy develops advanced wastewater systems that convert organic residuals into renewable energy and clean water. This innovative approach helps clients improve production efficiency, reduce costs associated with trucking and off-site waste disposal, lower energy and water expenses, and minimize their carbon footprint.

Powerhouse Dynamics, Inc. is a technology company specializing in enterprise energy and asset management systems tailored for small commercial facilities. Founded in 2008 and based in Newton, Massachusetts, the company offers the SiteSage platform, which centralizes the control, analysis, and management of energy-consuming equipment. This cloud-based system is designed to enhance operational efficiency through powerful analytics, providing users with insights via straightforward online and mobile interfaces. SiteSage continuously improves energy efficiency by monitoring power consumption, gas, and water usage, and it enables remote management of equipment such as HVAC systems. Additionally, the platform supports food safety and utility bill management, catering to a diverse client base that includes restaurants, convenience stores, and retail establishments. Powerhouse Dynamics operates as a subsidiary of The Middleby Corporation as of April 2019.

Meridian Energy is a New Zealand-based power company that generates and retails electricity primarily through renewable sources such as hydro, wind, and solar. It serves residential, business, and industrial customers under the Meridian and Powershop brands.

Greentech Media is an online media company headquartered in Boston, Massachusetts, that specializes in delivering news, market research, and analysis focused on the clean energy sector. Founded in 2007, the company serves the business-to-business market by providing critical information on various topics, including alternative fuels, solar power, batteries, fuel cells, and smart grids. In addition to news coverage, Greentech Media organizes conferences and events, facilitating communication between companies and their investors, partners, and customers. Through its comprehensive offerings, the company plays a significant role in informing and connecting stakeholders in the Greentech industry.

Albeo Technologies specializes in the manufacturing of energy-efficient LED lighting solutions tailored for industrial and commercial applications. As a pioneer in this sector, the company has developed a diverse range of products, including cove lights, high bay fixtures, linear lighting, under cabinet lights, and LED fluorescent replacement options. Albeo also offers LED retrofit kits and surface-mount fixtures designed for general illumination. With a strong emphasis on research and development, Albeo Technologies positions itself as a leading provider for companies that value high-quality LED lighting in various professional settings.

Solar Sentry specializes in the development of monitoring and diagnostic tools tailored for large-scale solar electric sites. The company offers a range of instrumentation and web-based diagnostic services aimed at enhancing the performance and efficiency of solar photovoltaic arrays. By providing comprehensive diagnostics and performance monitoring, Solar Sentry supports the needs of developers in the commercial solar sector, ensuring optimal operation and management of solar energy systems.

Stellaris is a solar technology innovator and module manufacturer based near Boston, Massachusetts. The company takes a holistic approach to design and engineering, focusing on developing new technologies that promote the widespread adoption of renewable energy. Stellaris is known for its breakthrough Optica™ technology, which powers its ClearPower™ solar modules. These unique modules are the first and only transparent low-X photovoltaic products that achieve threefold energy concentration without the need for tracking or moving parts. By offering independent photovoltaic window tile cells, Stellaris enables clients to generate electricity while also minimizing solar heat gain, making their solutions both affordable and effective for solar energy production.

Greentech Media is an online media company headquartered in Boston, Massachusetts, that specializes in delivering news, market research, and analysis focused on the clean energy sector. Founded in 2007, the company serves the business-to-business market by providing critical information on various topics, including alternative fuels, solar power, batteries, fuel cells, and smart grids. In addition to news coverage, Greentech Media organizes conferences and events, facilitating communication between companies and their investors, partners, and customers. Through its comprehensive offerings, the company plays a significant role in informing and connecting stakeholders in the Greentech industry.

Sundolier, Inc. specializes in designing and marketing natural daylighting systems tailored for commercial environments and large spaces. Founded in 2004 and headquartered in Boulder, Colorado, the company offers innovative solutions such as core daylighting systems, hybrid lighting solutions, robotic skylights, and off-grid power and light systems. The Sundolier daylighting system features a roof-mounted solar daylight harvester that tracks and concentrates sunlight, delivering indirect daylight into interior spaces through in-room fixtures. This technology is particularly beneficial for industries including healthcare, education, office, retail, and industrial sectors, enhancing productivity and performance while minimizing glare and hotspots. Sundolier’s products are utilized across the United States, the Middle East, and Sub-Saharan Africa.