Sublime Systems Funding, Investors & Competitors

Solugen is a biomanufacturing company producing specialty chemicals from plant sugars via precision fermentation. Houston-headquartered with a facility in Marshall, Texas, it supplies hydrogen peroxide precursors and surfactants to Procter & Gamble. The process replaces petrochemical routes with engineered enzymes and catalysts for carbon-negative output. Solugen addresses applications in personal care, cleaning products, and water treatment.

NextChem is a Milan-headquartered engineering subsidiary of Maire Tecnimont focused on green chemistry and sustainable processes. The division designs plants for hydrogen production, methanol synthesis from CO2, and waste-to-chemicals conversion. Active in energy transition projects across Europe and the Middle East, NextChem deploys technologies for decarbonization and circular economy initiatives.

Clean Planet is a Japanese research firm developing lattice confinement fusion technology for clean heat generation without radioactive waste. Its scientists conduct experiments on gas-phase and metal-hydride systems to achieve transmutation and excess heat production. Based in Tokyo and founded on September 1, 2012, the company collaborates with universities and operates test reactors in Hokkaido. Clean Planet publishes results from quantum mechanics-based models and partners with Mitsubishi Heavy Industries for commercialization.

Electra is a steelmaking technology company that produces clean iron from high-impurity ores using electrolytic reduction powered by renewable energy. Operating a pilot plant in Boulder, Colorado since 2022, its process eliminates coking coal and cuts carbon emissions by 80% compared to blast furnaces. The company raised $85 million in Series A funding in 2023 from investors including Breakthrough Energy Ventures and works with steel producers to scale commercial facilities targeting 10 million tons annual output by 2030.

Climeworks is a Zurich-based direct air capture company operating modular plants like Orca and Mammoth in Iceland. The technology extracts CO2 from ambient air for permanent underground storage via mineralization with Carbfix, serving corporate net-zero commitments under Puro.earth certification standards.

Amogy is a clean energy technology provider specializing in ammonia-to-power systems for hard-to-decarbonize sectors. Brooklyn-headquartered in New York, it employs patented ammonia cracking technology to produce hydrogen on-site for fuel cells, generating electricity without carbon emissions. The modular systems target maritime vessels, stationary power generation, and heavy industry, with demonstrations on tugboats and partnerships in Southeast Asia.

Fulcrum Bioenergy is a renewable fuels producer transforming municipal solid waste into sustainable transportation fuels like renewable diesel, jet fuel, and ethanol via a thermochemical process. Pleasanton-headquartered since its 2007 founding, the company operates the Sierra BioFuels Plant near Reno, Nevada, capable of processing 175,000 tons of waste annually into 10 million gallons of fuel. Fulcrum supplies low-carbon synthetic crude to refineries and has offtake agreements with BP, United Airlines, and Chevron for renewable jet fuel meeting ASTM standards.

HIF Global is a developer of carbon-neutral eFuels headquartered in Santa Barbara, California. The company builds production facilities using renewable electricity for green hydrogen electrolysis and direct air capture for CO2, synthesizing e-methanol and e-gasoline. Projects span Chile, the United States, and Australia, partnering with energy firms to supply drop-in fuels for shipping, aviation, and trucking.

Vistra Corp. is one of the largest power producers and retail energy providers in the USA. It owns 44 gigawatts of generation capacity, including natural gas (27 GW), nuclear (6.5 GW), coal (8.7 GW), and solar and battery storage (1.4 GW). The Cogentrix acquisition will add 5.5 GW of gas generation. Vistra's retail electricity business serves 5 million customers in 20 states, including almost a third of all Texas electricity consumers. Vistra emerged from the Energy Future Holdings bankruptcy as a stand-alone entity in 2016.

OMV AG is an international, integrated oil and gas company that operates in the Energy, Fuels and Feedstock, Chemicals segments and Corporate and others. The company has exploration and production assets in a multitude of countries in Europe, Asia, and Africa. The Energy segment engages in the business of oil and gas exploration, development and production. The Fuels and Feedstock segment which generates key revenue, refines and markets crude oil and other feedstock. The Chemicals segment provides circular polyolefin solutions and base chemicals, fertilizers, and plastics recycling. Geographically, the company generates a majority of its revenue from Austria and the rest from its operations in Germany, Romania, Norway, France, the Netherlands, and Other Countries.

Cepsa is a Spanish integrated energy group that refines crude oil, sells fuels through its own service-station network and manufactures petrochemicals including phenol, acetone and linear alkylbenzene. Refining is concentrated in Andalusia, at Huelva and San Roque, and the group also holds upstream oil and gas interests outside Spain. More recent capital spending has shifted toward renewable hydrogen, biofuels and electric-vehicle charging, and the group adopted the Moeve brand in 2024. Abu Dhabi's Mubadala has been the controlling shareholder since 2011.

Northvolt was a Swedish battery manufacturer founded in 2015 to build the world's greenest, sustainably sourced lithium-ion batteries. Powered entirely by renewable energy (wind and hydro), Northvolt aimed to produce batteries with the lowest carbon footprint globally. Backed by heavyweights like Volkswagen and Goldman Sachs, it aimed to supply European automakers. However, facing severe scaling challenges and massive debt, the company filed for bankruptcy in 2024–2025.

Kraken is a London-headquartered customer engagement platform for energy, water, and broadband providers across Europe and North America. Its technology stack includes billing, CRM, self-service portals, and smart metering analytics to streamline operations. Kraken serves utilities like Octopus Energy and OVO, enabling net-zero transitions through demand response and EV charging management. The platform processes millions of customer interactions monthly, supporting regulatory compliance in deregulated markets.

Redwood Materials is a Sparks-headquartered battery recycling company founded in 2017 that recovers over 95 percent of critical materials like lithium, nickel, and cobalt from end-of-life electric vehicle batteries and manufacturing scrap. Operating a closed-loop facility in Nevada, it supplies refined metals to battery producers such as Panasonic and Ford while deploying second-life energy storage systems. The company processes thousands of tons monthly, reducing reliance on virgin mining.

Indigo is a Boston-headquartered agricultural technology company enhancing crop sustainability and yields through microbial seed treatments. The firm develops products like carbon farming programs and grain contracts for farmers in the US Corn Belt and beyond. Indigo markets microbiome-based inoculants to reduce fertilizer use and improve soil health on millions of acres.

Jetti Resources is a Denver-headquartered mining technology company founded in 2014 that deploys catalytic hydrometallurgy to leach copper from chalcopyrite ores previously deemed uneconomic. Its process boosts recovery rates to 85% at sites like Kennecott and increases output by 30% without new infrastructure. Backed by $60 million from Newmont and Mitsubishi, Jetti treats 100 million tons annually across North and South America.

Iberdrola is one of the largest utilities in the world with electric utility operations in nearly 40 countries. The company has a 57-gigawatt portfolio of hydro, wind, natural gas, and nuclear power plants. It is one of the largest owners of wind farms in the world, representing about 40% of its portfolio. Although the company has recently developed or acquired distribution and power generation assets in other geographic areas, Spain is still home to more than half of its power generation capacity. Iberdrola also owns and operates electricity and distribution networks in Spain, the UK, Brazil, and the US.

China Yangtze Power Co Ltd business activities include hydroelectric power generation, power distribution and sales, overseas power station's operation, management, consultation services, investment, and financing. It has also established its power distribution and sales platforms such as Three Gorges Water Conservancy and Peru LuzdelSur. The company owns the power generation assets of four hydropower plants on the mainstream of the Yangtze River, namely Three Gorges, Gezhouba, Xiluodu, and Xiangjiaba.