GDI
Latest round
- Series A
Last raised
- Mar 2025
Total raised
- $17M
Investors
- 4
About GDI
Founded in 2009 and headquartered in Williamsville, US, Graphenix Development, Inc. focuses on manufacturing silicon anodes for lithium-ion batteries. The company was founded by Rob Anstey (CEO). In April 2026, Graphenix Development, Inc. L. Gore & Associates, Impact NY, NOM, Helios Climate Ventures, and InnoEnergy. Graphenix Development, Inc. specializes in the development and manufacturing of advanced silicon anodes designed to enhance the performance of lithium-ion batteries. Their core product offering includes 100% silicon anodes which enable faster charging times, increased energy density, and improved safety in battery applications. These anodes are engineered to be compatible with various lithium battery architectures, facilitating seamless integration into existing high-volume battery production lines. GDI’s technology addresses the challenges of range anxiety in electric vehicles and other portable electronic devices, collaborating with product manufacturers and battery developers across multiple industries, primarily in North America and Europe where sustainable energy solutions are increasingly sought after. Graphenix Development, Inc. generates revenue through direct partnerships with battery manufacturers and product developers, facilitating the integration of their silicon anode technology into commercial battery designs. The revenue model primarily revolves around B2B transactions, where clients procure silicon anodes for their production processes, enabling them to leverage GDI's innovative technology to create higher-performing batteries. GDI structures transactions based on volume commitments and long-term supply agreements, ensuring a steady flow of product. Their flagship silicon anodes are competitively priced to meet the demands of high-volume production, positioning GDI favorably within the battery manufacturing sector. The capital will fund product qualification and launch efforts across defense, medical technology, consumer electronics, and future e-mobility applications. The investment also supports scaling manufacturing capacity, advancing commercialization, leveraging existing US and EU supply chains, and strengthening GDI's position in next-generation lithium-ion battery materials through its differentiated technology and extensive intellectual property portfolio.
Who invested in GDI
4 investors across 3 rounds
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Questions about GDI
Who invested in GDI?
GDI has 4 investors on record across 3 venture rounds. Sign up free to see every VC on the cap table and the rounds they joined.
How much funding has GDI raised?
GDI has raised 3 venture rounds. Sign up free to see how much each round raised and the total.
When did GDI last raise money?
GDI's most recent round on record is a Series A, in Mar 2025.
What does GDI do?
Founded in 2009 and headquartered in Williamsville, US, Graphenix Development, Inc.
Where is GDI headquartered?
GDI is headquartered in Rochester, US.
Which VCs invest in companies like GDI?
Among active investors with capital left to deploy, Andreessen Horowitz, Founders Fund, Accel and Thrive Capital back energy storage & batteries companies at GDI's stage. Their profiles are linked below.
VCs backing energy storage & batteries startups at Series A
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