• ZincFive

  Participated · Series F · Dec 2025

  Founded in 2016, ZincFive designs and manufactures nickel-zinc (NiZn) battery-based power solutions for immediate backup applications in data centers and other mission-critical environments. Its patented chemistry offers higher power density, zero thermal-runaway risk, minimal maintenance, and a 96 percent recyclable design compared with lead-acid or lithium-ion alternatives. The company recently introduced the BC 2 AI UPS battery cabinet tailored to the dynamic loads of AI workloads. ZincFive claims nearly 2 GW of NiZn battery backup cabinets have been deployed or contracted worldwide, underscoring accelerating commercial traction with hyperscalers, data center operators, and OEM partners. Recognition such as TIME’s Top GreenTech Companies, a 2024 Edison Award, and CleanTech Breakthrough’s 2024 Overall Innovation of the Year complements its technical credibility. The firm has raised a cumulative $254 million to date and is expanding manufacturing capacity to meet a rapidly growing order pipeline tied to the global AI infrastructure build-out. Headquarters are in Tualatin, Oregon.

• Mara Renewables

  Participated · Equity · May 2022

  Mara Renewables develops sustainable plant-based nutritional and nutraceutical ingredients using a portfolio of microalgal strains and environmentally friendly extraction methods to produce high-quality algal oil. Its ingredients are approved by multiple regulatory and certification bodies, including The Non-GMO Project, Health Canada and the European Food Safety Authority. The company supplies global customers in infant nutrition, supplements, and food & beverage. Mara’s teams span Canada and the UK, with headquarters in Dartmouth, Nova Scotia. Led by CEO Arturo Ania, the company plans to use new capital to expand R&D initiatives into commercial products. The article reports the company completed a growth equity raise of $39.9M.

• ION Storage Systems

  Led · Series A · Feb 2022

  ION Storage Systems is developing a solid-state battery platform built around a patented solid-state anode technology. The company targets multiple markets including defense and aerospace, medical, consumer electronics, electric vehicles, and grid storage. ION has announced cell performance qualification as part of its commercialization progress. The June 2026 press release states the company is located in Beltsville, Md. ION positions its anode technology as offering a step change in performance while being easy to integrate to lower risk for EV applications. The company received a $2 million investment from TEDCO’s Venture Funds to support continued commercialization activities.

No current team members are available.