Forge Nano
Venture Round in 2025
Forge Nano specializes in nanocoating technology, enhancing product performance across various industries. Founded in 2013, the company offers precision coatings for Li-ion batteries and other applications, using proprietary processes that make angstrom-thick coatings fast, affordable, and commercially viable.
CargoBeamer
Debt Financing in 2025
The CargoBeamer Group is a logistics service provider in the “combined transportation road-rail segment” based in Leipzig, Germany. Thanks to the company's technology of railcars, handling terminals and logistics software nearly all standard semi-trailers of all types can use the train – without additional conversions and reinforcements for the trailer and even without a driver and tractor unit. CargoBeamer trains currently run on five different routes including locations in Germany, France, Italy, Poland and the UK. In the medium-term CargoBeamer will realize a European route-network of high-performing and innovative transhipment facilities at important transport hubs. This will secure sustainable rail-transport for hundreds of thousands of semi-trailers per year – reducing CO2-emissions and relieving environment and society.
Carbon Revolution
Post in 2024
Founded in Australia in 2007, Carbon Revolution designs, manufactures, and markets single-piece carbon fiber wheels primarily for the automotive industry. Its products are also used in aerospace and industrial applications. The company offers associated engineering services and related tools.
Nexus W2V
Venture Round in 2024
Nexus W2V specializes in waste-to-value solutions, addressing North America's escalating waste disposal issues. The company offers waste processing services, including renewable natural gas production and industrial-scale composting, helping municipalities and industries convert organic waste into valuable energy resources and reduce landfill dependency.
Carbon Revolution
Post in 2024
Founded in Australia in 2007, Carbon Revolution designs, manufactures, and markets single-piece carbon fiber wheels primarily for the automotive industry. Its products are also used in aerospace and industrial applications. The company offers associated engineering services and related tools.
VEMO
Debt Financing in 2024
VEMO is a cleantech company dedicated to enhancing urban mobility through clean transportation solutions. The company aims to accelerate the adoption of innovative mobility technologies by focusing on high-utilization transportation methods that provide a competitive total cost of ownership from the outset. By integrating its services with an efficient charging network, VEMO seeks to create a synergistic ecosystem that not only promotes cleaner air and reduced noise in urban areas but also enhances the overall quality of life for residents. The company's mission aligns with fostering a more sustainable future while generating meaningful employment opportunities.
Arglass
Private Equity Round in 2024
Arglass is a manufacturing company located in Valdosta, Georgia, specializing in glass-based containers and products. The company employs advanced glass forming technology and a production system designed for flexibility and sustainability. With a strong emphasis on efficient environmental controls, Arglass aims to minimize its environmental footprint while delivering custom glass containers. The company is committed to providing high-quality products at competitive prices, catering to the diverse needs of its clients in the glass packaging industry.
Carbon Revolution
Post in 2023
Founded in Australia in 2007, Carbon Revolution designs, manufactures, and markets single-piece carbon fiber wheels primarily for the automotive industry. Its products are also used in aerospace and industrial applications. The company offers associated engineering services and related tools.
Heliene
Venture Round in 2023
Heliene is a solar panel manufacturer serving utility-scale, commercial, and residential markets. It designs and produces intelligent photovoltaic products and integrated module systems to meet customer needs, delivering high-quality modules at affordable costs. The company aims to be a valuable regional link in the Ontario solar power supply chain and serves the broader North American market, pursuing sustainable growth with comparatively lower debt and fixed costs.
Heliene
Debt Financing in 2023
Heliene is a solar panel manufacturer serving utility-scale, commercial, and residential markets. It designs and produces intelligent photovoltaic products and integrated module systems to meet customer needs, delivering high-quality modules at affordable costs. The company aims to be a valuable regional link in the Ontario solar power supply chain and serves the broader North American market, pursuing sustainable growth with comparatively lower debt and fixed costs.
RM2. International
Debt Financing in 2023
RM2 International S.A. specializes in the manufacturing, sale, and leasing of innovative shipping pallets, particularly its BLOCKPal composite pallet, which offers advantages in weight, durability, hygiene, and lifecycle performance. Founded in 2007 and based in Luxembourg City, the company operates within the upstream logistics market, focusing on supplying raw materials and components to manufacturers. RM2's business model includes the rental and utilization of its pallets in closed-loop supply chains, enhancing logistics efficiency for its clients. Additionally, the company provides a comprehensive pallet tracking and management system known as ERICA, which offers real-time visibility of equipment balances and enhances asset management, loss prevention, and charging solutions for manufacturers, distributors, and retailers across Europe and North America.
ZincFive
Debt Financing in 2023
ZincFive, Inc. is a manufacturer of nickel-zinc batteries and associated energy storage solutions, specializing in uninterruptible power supplies for mission-critical applications across various industries, including data centers, intelligent transportation, and motive power. Founded in 2015 and based in Tualatin, Oregon, with a development center in Shenzhen, China, the company focuses on delivering high power density and performance while ensuring superior safety and environmental benefits compared to traditional lead-acid and lithium-ion batteries. ZincFive holds 74 patents and has 29 patents pending, reflecting its commitment to innovation within the energy storage sector. Formerly known as EnSite Power, Inc., ZincFive changed its name in September 2016, and it was previously a subsidiary of Blue Earth, Inc.
Forge Nano
Series C in 2023
Forge Nano specializes in nanocoating technology, enhancing product performance across various industries. Founded in 2013, the company offers precision coatings for Li-ion batteries and other applications, using proprietary processes that make angstrom-thick coatings fast, affordable, and commercially viable.
Bravo Infrastructure Group
Venture Round in 2022
Bravo Infrastructure Group is an investment vehicle that is focused on investing in the transitioning energy economy.
Alto Ingredients
Post in 2022
Alto Ingredients is a producer and marketer of renewable fuels, primarily ethanol, in the Western United States. It operates four ethanol plants in California, Idaho, and Oregon, marketing their output to integrated oil companies and gasoline marketers for blending into gasoline. Additionally, it markets ethanol co-products like wet distiller’s grains and syrup. The company serves diverse industries such as health, home care, beauty, food and beverage, and renewable fuels.
Subsea Environmental Services
Venture Round in 2022
Subsea Environmental Services specializes in marine environmental services, focusing on the decommissioning and logistics of submarine cable systems for the telecommunications industry. The company is dedicated to the sustainable and responsible recovery and recycling of out-of-service submarine telecommunications cables. By providing these services, Subsea Environmental Services aims to facilitate the restoration of the marine environment to its natural state, addressing industry inquiries through direct communication channels.
American Nitrile
Debt Financing in 2022
American Nitrile is a manufacturer specializing in premium nitrile gloves designed for various applications. Their products cater to medical, non-medical, and industrial sectors, offering latex-free alternatives with enhanced grip and ambidextrous design.
American Offshore Services
Venture Round in 2022
American Offshore Services is a specialized operator of crew transfer vessels focused on serving the offshore industry. The company transports personnel and equipment to offshore wind farms and other installations using its customized vessels. By providing tailored transportation services, American Offshore Services meets the unique needs of its clients in the growing renewable energy sector.
Global Clean Energy Holdings
Post in 2022
Global Clean Energy Holdings is an integrated renewable fuels company based in the United States, specializing in the production of ultra-low carbon renewable diesel from patented non-food camelina varieties. The company employs a vertically integrated business model that encompasses all aspects of the value chain, from developing and growing camelina to processing, refining, and distributing renewable fuels. Its operations include three key subsidiaries: Sustainable Oils, which focuses on camelina seed and agronomy intellectual property; Bakersfield Renewable Fuels, a large biorefinery being retooled to become the largest of its kind in the Western United States; and Agribody Technologies, which provides additional plant science expertise. The renewable diesel produced by Global Clean Energy Holdings yields 80% fewer emissions compared to fossil diesel and is supported by a long-term purchase commitment from ExxonMobil. The patented camelina variety utilized by the company boasts yields at least twice as high as other types and can be cultivated on fallow land, enhancing farm economics while not displacing existing agricultural use. Additionally, the production process generates high-protein livestock feed as a co-product.
Global Clean Energy Holdings
Post in 2022
Global Clean Energy Holdings is an integrated renewable fuels company based in the United States, specializing in the production of ultra-low carbon renewable diesel from patented non-food camelina varieties. The company employs a vertically integrated business model that encompasses all aspects of the value chain, from developing and growing camelina to processing, refining, and distributing renewable fuels. Its operations include three key subsidiaries: Sustainable Oils, which focuses on camelina seed and agronomy intellectual property; Bakersfield Renewable Fuels, a large biorefinery being retooled to become the largest of its kind in the Western United States; and Agribody Technologies, which provides additional plant science expertise. The renewable diesel produced by Global Clean Energy Holdings yields 80% fewer emissions compared to fossil diesel and is supported by a long-term purchase commitment from ExxonMobil. The patented camelina variety utilized by the company boasts yields at least twice as high as other types and can be cultivated on fallow land, enhancing farm economics while not displacing existing agricultural use. Additionally, the production process generates high-protein livestock feed as a co-product.
Bigmoon Power
Venture Round in 2022
Bigmoon Power specializes in harnessing tidal energy through innovative technology that captures the power of the moon. The company’s approach to clean energy harvesting is unique, as it does not rely on electrical components or require the attachment of equipment to the sea floor. This design minimizes environmental impact while facilitating the production of alternative energy from tidal waves. Bigmoon Power aims to enhance access to clean energy globally, contributing to economic, environmental, and financial benefits for energy extraction businesses and communities alike.
Dream Harvest Farming Company
Private Equity Round in 2021
Dream Harvest Farming Company, LLC, also known as Dream Harvest, specializes in hydroponics and indoor vertical farming to cultivate fresh, local produce in an environmentally sustainable manner. Founded in 2015 and based in Houston, Texas, the company grows a variety of greens including arugula, bok choy, oak leaf lettuce, mustard greens, and kale. By utilizing advanced farming techniques, Dream Harvest significantly reduces water usage—consuming only 5% of what traditional farms require—and minimizes land use while ensuring that no pesticides are applied in the growing process. This approach not only promotes sustainability but also enables the production of nutritious food for its customers.
Python Holdings
Venture Round in 2021
Python Holdings is a strategic investor that supports infrastructure businesses through its holding company structure. It focuses on accelerating partners' profitability and sustainable growth by providing operational and strategic guidance, fostering idea realization, and facilitating development opportunities within its portfolio companies.
Cumulus Data
Venture Round in 2021
Cumulus Data is an Information Technology & Services company.
Lakeview Energy
Debt Financing in 2021
Lakeview Energy is a renewable energy company based in Chicago, Illinois. It invests primarily in biofuels, agriculture, and wind power sectors. The company converts agricultural waste products like corn stover and rice hulls into biofuel, contributing to sustainable energy solutions while minimizing waste.
Highland Pellets
Venture Round in 2020
Highland Pellets, LLC is a producer and distributor of wood pellets, focusing on sustainable biomass solutions for industrial markets, particularly in Europe and Asia. Established in 2013 and headquartered in Pine Bluff, Arkansas, the company specializes in supplying sustainably sourced fiber for renewable electricity production, especially in converted coal power plants. Highland Pellets emphasizes producing a consistent, high-quality product while minimizing fossil fuel usage and operational costs. The company's commitment to core values drives its operations and fosters positive change in the communities where it operates, contributing to sustainable practices for future generations.
Caliche Development Partners
Debt Financing in 2020
Caliche Development Partners is a company that specializes in acquiring, developing, and operating subsurface hydrocarbon storage assets and associated pipelines. With over 175 years of combined experience in midstream asset development, the company's expertise spans project finance, facility design, permitting, construction, marketing, and operations. Caliche focuses on the development and operation of midstream storage and transportation assets, including natural and industrial gas storage, as well as carbon sequestration. Based in North America, the company operates in Texas and California, enabling large-scale emitters to optimize existing natural gas assets and facilitate the global energy transition from coal.
Bakersfield Renewable Fuels
Venture Round in 2020
Bakersfield Renewable Fuels is a producer and distributor of renewable fuels, primarily serving local motorists and the agricultural sector. The company operates a specialized oil refinery that processes traditional biofuel feedstocks into renewable fuels. Its refining operations include crude petroleum refining, vacuum distillation, thermal cracking, and delayed coking, among other advanced refining processes. Through its focus on sustainability, Bakersfield Renewable Fuels aims to contribute to the growing demand for cleaner energy alternatives.
Nautilus Data Technologies
Debt Financing in 2020
Nautilus Data Technologies designs and builds floating data centers on repurposed ocean-going barges. Its patented water cooling system significantly reduces greenhouse gas emissions, air pollution, and water usage compared to traditional land-based facilities. The company's approach offers high-density computing environments, rapid deployment (six months), and substantial energy savings (up to $4 million annually). Nautilus' data centers are equipped with predictive AI-driven DCIM solutions for self-healing capabilities and military-grade security.
FuelCell Energy
Post in 2019
FuelCell Energy designs, manufactures, sells, installs, operates, and services stationary fuel cell power plants for distributed power generation. Its products generate electricity and usable heat, serving utilities, industries, municipalities, and various other sectors. The company focuses on decarbonizing energy strategies and offers solutions for ultra-clean energy while supporting net-zero commitments.
CarbonLite
Debt Financing in 2019
CarbonLite Holdings LLC, founded in 2010 and based in Los Angeles, California, is a leading recycling company that specializes in the conversion of used plastic bottles into bottle-grade post-consumer recycled polyethylene terephthalate (PET). It processes these plastic bottles into resin flakes and pellets suitable for the manufacture of new plastic beverage containers and various other products, primarily serving the U.S. beverage industry. Operating under the philosophy of closed-loop, Bottle-to-Bottle recycling, CarbonLite is recognized as the largest producer of food-grade post-consumer recycled PET globally. The company plays a crucial role in environmental conservation by recycling over 6 billion bottles annually, significantly reducing the carbon footprint associated with PET production and promoting resource preservation.
Martin Energy Group
Debt Financing in 2019
Martin Energy Group, LLC is a manufacturer and supplier of energy systems, specializing in generator packages, combined heat and power (CHP) systems, microgrids, and anaerobic digester design and construction. Founded in 1976 and headquartered in Tipton, Missouri, the company provides a range of products including generator sets, switchgear, gas handling skids, waste heat recovery systems, and absorption chilling systems. Additionally, Martin Energy Group offers in-house electrical and mechanical engineering solutions, as well as carbon credit monitoring systems. The company also develops and operates power-generating assets, engineers and installs various systems such as gas scrubbing and conditioning systems, and sells electricity and thermal energy to commercial and industrial clients, including municipal waste facilities and food processing industries.
MidCentral Energy Services
Debt Financing in 2019
MidCentral Energy Services, LLC is an oilfield services company based in Oklahoma City, Oklahoma. It specializes in providing a range of services and equipment essential for oil and gas operations. The company offers blow-out preventer (BOP) services, which include installation, deinstallation, and hydrostatic pressure testing. In addition, it rents out various pressure control and mud-gas separation equipment, such as BOPs, accumulators, pipe ram blocks, spacer spools, choke manifolds, and fluid knock-out vessels. MidCentral Energy Services caters to customers across the United States, delivering critical support for oilfield operations through its comprehensive service offerings and equipment rentals.
Evolution Well Services
Debt Financing in 2018
Evolution Well Services, LLC is a Texas-based company that specializes in pressure pumping and electric hydraulic fracturing services for the oil and gas exploration and production sector. With a focus on innovation, the company utilizes custom-built, electrically powered hydraulic systems to provide efficient and effective fracturing solutions. Evolution Well Services manufactures a variety of equipment, including turbine generator trailers and dual-pump and dual-blender trailers, which enhance its hydraulic fracturing capabilities. By leveraging advanced technology, the company aims to meet the demands of its clients in the energy industry.
Origin
Venture Round in 2018
Origin is an international hydrocarbon oil recycling company dedicated to environmental protection and community employment. The company provides a comprehensive range of services, including oil recycling, oil filter recycling, antifreeze recycling, and remanufactured antifreeze. Additionally, Origin offers vacuum truck services, oil and water separator cleaning, and waste hydrocarbon collection and processing. They also provide storage solutions and convenient collection services, ensuring efficient and cost-effective operations for their clients. Through these services, Origin aims to address the needs of various industries while promoting sustainable practices.
Midland Basin Partners(MBP)
Debt Financing in 2018
Midland Basin Partners is a Midland, Texas based energy infrastructure business which provides essential water access to energy producers in the Permian Basin. MBP sources, transports and stores water for local energy producers, with an initial focus on the Midland Basin.
Produced Water Transfer
Debt Financing in 2017
Produced Water Transfer develops, owns, and operates a network of water gathering pipelines and disposal facilities to support natural gas production. The company focuses on acquiring, building, and operating water midstream assets, including gathering systems and disposal facilities, to meet the water infrastructure needs of producers. Its platform transfers produced and flowing back water for disposal, enabling efficient management of produced water in shale basins such as Cotton Valley and Haynesville.
American Natural
Venture Round in 2017
American Natural operates a network of multi-fuel stations and a wholesale fuel distribution business, catering to residential, industrial, and energy customers. The company provides a range of fuel options, including compressed natural gas (CNG), gasoline, and diesel, alongside food and beverage services. American Natural emphasizes its commitment to local communities by offering cleaner, more economical fuel and healthier food choices tailored to modern consumer preferences. Its energy centers serve as convenient destinations for customers, combining fueling solutions with a modern menu that features quality food and barista-style coffee drinks, thereby enhancing the overall customer experience.
Future Energy Solutions
Debt Financing in 2017
Future Energy Solutions (FES) is a privately-owned company based in Fort Lauderdale, Florida, specializing in energy-efficient lighting solutions. The company operates through distinct geographical groups across North America, Europe, and Australia, focusing on funding scaled re-lamping projects. FES collaborates with major asset owners and independent operators to deliver energy-efficient infrastructure installations, primarily utilizing LED and induction technologies. In addition to providing lighting as a service, FES supplies commercial and industrial customers with advanced energy-efficient lighting equipment systems, contributing to reduced energy consumption and enhanced sustainability in various sectors.
Keystone Properties
Venture Round in 2017
Keystone is the owner and operator of the Keystone Jacksonville Terminal, a 110-acre, deep-water, intermodal commodity.
Tiger Rentals
Debt Financing in 2016
Tiger Rentals is a global provider of equipment rental services tailored to the energy sector, specializing in offshore and onshore applications. The company offers a comprehensive range of offshore oilfield equipment, including fluid transport tanks and logistics rental equipment. In addition to its offshore services, Tiger Rentals supplies onshore equipment for exploration and production, midstream operations, and petrochemical industries. The company also provides essential safety equipment and services, focusing on upstream oilfield safety, and offers cleaning and environmental services. With a commitment to supporting various aspects of the energy industry, Tiger Rentals serves a diverse clientele through its specialized divisions.