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Energy Seed Founded 2021

e-TRNL Energy

e-TRNL Energy is an energy storage technology company that develops lithium-ion battery cells with reduced internal resistance through innovative cell core design modifications. The company technology addresses a fundamental limitation of conventional lithium-ion batteries by redesigning the internal cell architecture to improve energy efficiency, power output, and thermal management. By reducing internal…

📍 Bengaluru, India · Energy Storage,

Funding snapshot

Last roundSeed
Amount$3M
Date13 February 2026
Total raised$4M
Valuation3,790,599 (Dec 9, 2022)
Team size14

About

e-TRNL Energy is an energy storage technology company that develops lithium-ion battery cells with reduced internal resistance through innovative cell core design modifications. The company technology addresses a fundamental limitation of conventional lithium-ion batteries by redesigning the internal cell architecture to improve energy efficiency, power output, and thermal management. By reducing internal resistance, e-TRNL batteries can deliver higher performance, faster charging capabilities, and longer cycle life compared to standard lithium-ion cells. The company targets applications in electric vehicles, consumer electronics, and grid-scale energy storage where improved battery performance and efficiency are critical. Founded in 2021 and headquartered in Bengaluru, India, e-TRNL Energy has raised approximately $3.9 million in seed funding from investors including Speciale Invest, Micelio, IIMA Ventures, Indian Angel Network, and Navam Capital.

Business model

Energy Storage Tech > Battery > Secondary Battery > Lithium Ion

Team background

College Wise > IIT Roorkee

Institutional investors

Speciale Invest Micelio IIMA Ventures Indian Angel Network Navam Capital Axilor Ventures Saurabh Chandra Kundan Srivastav Arun Vinayak Apurav Jain Sunil Cavale

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