Zume Valuation, Funding & Investors

PhaBuilder is a synthetic biology firm engineering halophilic microbes for industrial applications through next-generation biotechnology. It produces biodegradable PHA polymers, ectoine as a pharmaceutical intermediate, and cadaverine for Nylon 56 precursors. Based in Beijing at the China-Germany Industrial Park, PhaBuilder develops products in its synthetic biology facility and constructs a PHA production plant in Yichang, Hubei Province. The company expands with additional large-scale bases across China.

Plenty is a South San Francisco-headquartered vertical farming company producing pesticide-free leafy greens. Its indoor farms use 99 percent less land and 95 percent less water than traditional agriculture, supplying retailers like Walmart, Kroger, and Whole Foods across the United States and Japan.

Radiant is a Seattle-headquartered company that engineers the Kaleidos microreactor, a truck-transportable nuclear fission system generating one megawatt of continuous power for off-grid locations, military bases, and disaster response. Designed to eliminate diesel generator reliance, the reactor achieves full power in under 24 hours and operates for 40 years without refueling. Radiant partners with the U.S. Department of Defense through a $10 million contract and collaborates with the Tennessee Valley Authority on demonstrations. Founded in 2019, the firm advances advanced nuclear technology across North America.

Pivot Bio is a Berkeley-headquartered ag-biotech company founded in 2010 that engineers microbes for crop nutrition. The firm develops nitrogen-fixing products using its proprietary ON Technology, which deploys naturally occurring microbes to supply nitrogen directly to corn roots. This approach reduces reliance on synthetic fertilizers while boosting yields for farmers addressing global food demands.

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.

Sunrun is engaged in the design, development, installation, sale, ownership, and maintenance of residential solar energy systems in the United States. The company acquires customers directly and through relationships with various solar and strategic partners. The solar systems are constructed by Sunrun or by Sunrun’s partners and are owned by the company. Sunrun’s customers typically enter into 20- to 25-year agreements to utilize its solar energy system. The company also sells solar energy systems and products, such as panels and racking, and solar leads generated to customers.

SMA Solar Technology AG produces, develops, and sells systems and solutions for the efficient and sustainable generation, storage and use of solar energy. Its products include PV and battery inverters, monitoring systems for PV systems, charging solutions for electric vehicles as well as energy management systems, and digital services for the future energy supply. The company operates through the following segments; Home Solutions, Commercial & Industrial Solutions, and Large Scale & Project Solutions. The Large Scale & Project Solutions segment, which derives key revenue for the company, offers products, systems and solutions for industrial solar, storage and hydrogen projects as well as for the conversion of utility grids to a higher proportion of renewable energy.

SolarEdge Technologies designs, develops, and sells direct current optimized inverter systems for solar photovoltaic installations. The company system consists of power optimizers, inverters, and cloud-based monitoring platform and addresses a broad range of solar market segments, from residential solar installations to commercial and small utility-scale solar installations. The company sells its products directly to solar installers, engineering, procurement, and construction firms and indirectly to solar installers through distributors and electrical equipment wholesalers.

Nexii is a Calgary-headquartered green construction technology company producing carbon-negative building panels for multi-story structures. Its Deterra panels enable up to 90% faster assembly than traditional methods while reducing embodied carbon by 85% through cement-free composition. Deployed in projects like the six-story Nexii Canada House in Edmonton, the technology supports residential, commercial, and hospitality developments in Canada, the United States, and Europe.

Borregaard ASA makes and sells biochemicals and biomaterials designed to replace oil-based products, It has three operating segments; BioSolutions segment develops, produces and sells biopolymers and bio vanillin from lignin used in Industries such as agrochemicals, batteries, industrial binders and construction. Bio vanillin is supplied to flavour and fragrance companies, as well as to the food and beverage industry, Biomaterials segment develops, produces and sells speciality cellulose mainly for use as a raw material in the production of cellulose ethers, cellulose acetate and other speciality products. It also includes cellulose fibrils for industrial applications, and the Fine Chemicals segment consists of fine chemical intermediates for contrast agents and bioethanol.

Xinyi Solar Holdings Ltd is an investment holding company. Along with its subsidiaries, it is engaged in the production and sale of solar glass products and the development and operation of solar farms. The company's operating segments include sales of solar glass and solar farm business, which includes solar farm development and solar power generation. A majority of its revenue is generated from the sales of solar glass. Geographically, it derives maximum revenue from Mainland China, followed by other areas in Asia, North America and Europe, and other regions.

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.

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.

1Komma5° is a Berlin-headquartered ClimateTech company delivering integrated energy solutions at 80 sites in seven markets including Germany, Austria, and the US. It installs photovoltaics systems up to 10 kWp, battery storage with 15 kWh capacity, heat pumps for heating, and EV charging stations bundled into subscription models for residential and commercial properties.

Hydrograph Clean Power Inc is engaged in the acquisition and development of graphene and hydrogen-related products and services. The company's products include Fractal graphene and Reactive Graphene.

Shoals Technologies Group is a provider of electrical balance of system solutions for solar energy projects, primarily in the United States. EBOS encompasses components that are necessary to carry electric current produced by solar panels to an inverter. The products are sold principally to engineering, procurement, and construction firms that build solar energy projects.

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.