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Ener1, Inc.
Founded1 January 1985
2004 Edit this on Wikidata
United States Edit this on Wikidata
Productslithium-ion powered battery solutions
Number of employees

Ener1 is a company developing energy storage technology building compact lithium-ion-powered batteries for the transportation, utility grid and industrial electronics markets. Headquartered in Indianapolis, Indiana, the company has manufacturing locations in the United States and Korea. Ener1 also develops commercial fuel cell products and nanotechnology-based materials. Ener1 filed for Chapter 11 bankruptcy protection on January 26, 2012.[2] It completed restructuring of its debt and emerged from bankruptcy on March 30, 2012.[3]

Ener1 received a $118.5 million grant from the Department of Energy in 2010 via the American Recovery and Reinvestment Act of 2009. The company traded on the over the counter market under the symbol HEV. It was de-listed from the NASDAQ Stock Market on October 28, 2011 prior to its January 2012 bankruptcy filing.[4]

External links[edit]


  1. ^ "Once-Fading Battery Maker Rebounding After Right-Sizing". Retrieved 2017-10-30.
  2. ^ "Battery maker Ener1 in Chapter 11 despite U.S. grant". Reuters. 26 Jan 2012. Retrieved 22 May 2020.
  3. ^ "EnerDel delivers superior lithium-ion solutions for its customers". Ener1.com. Retrieved 2013-07-16.
  4. ^ "Delisting of Securities of Telvent GIT, S.A., Ener1 Inc., EpiCept Corporation, Provident Community Bancshares, Inc., and Beacon Power Corporation From The NASDAQ Stock Market". GlobeNewsWire. 1 Dec 2011. Retrieved 22 May 2020.