Ener1 to Participate at Three Equity Research Conferences

NEW YORK, Sept. 8, 2008 - Ener1, Inc. (AMEX:HEV), today announced its participation in several investor relations conferences in September. Ener1 has been invited to present at three upcoming U.S. equity research conferences, and has also been invited to be a keystone sponsor of Argonne National Laboratory's ("ANL") First International Conference on Advanced Lithium-ion Batteries.

At Cowen & Co.'s Second Annual Clean Energy Conference this Wednesday, September 10 at Le Parker Meridien Hotel in New York, both Charles Gassenheimer, Chairman and CEO of Ener1, and Ulrik Grape, Executive Vice President of Ener1 and CEO and President of EnerDel, will present. Ulrik will be part of a hybrid electric and electric vehicle panel at 11:30 a.m. EST that will also feature Jan-Olaf Willums, CEO of EnerDel's electric vehicle supply partner, Think Global. The panel will explore the dual role of electric vehicles: reducing the United States' dependence on foreign oil, as well as reducing our greenhouse gas emissions. Additionally, the panel will explore the role of power and utility companies in preparing for mass deployment of re-charge capacity. Charles Gassenheimer will make a corporate investor presentation at 3:30 p.m. EST. The webcast of Charles Gassenheimer's investor presentation will be available at 4:30 p.m. EDT on September 10, and may be accessed for 90 days via Ener1's website at http://www.ener1.com/ .

Jerry Herlihy, CFO, will present on behalf of Ener1 at America's Growth Capital Fifth Annual Emerging Growth Conference on Thursday, September 11, at the Sheraton Boston in Boston, Massachusetts at 9:00 a.m. EDT.

Charles Gassenheimer will participate in a panel on hybrid vehicles at the Alliance Bernstein Alternative Energy Conference on Tuesday, September 16, at the Hilton New York in New York at 11:45 a.m. EDT. Alliance Bernstein has been an early leader in thematic research on Global Climate Change and was the author of the "Abating Climate Change" research report that suggests that the Lithium-ion battery market for automotive applications could grow to $150 billion over the next 20 years.

In addition, Ener1 is a keystone sponsor of ANL's First International Conference on Advanced Lithium-ion Batteries for Automotive Applications, to be held on September 15-17 at the ANL facility in Argonne, Illinois. The aim of the conference is to enhance the global research and development of Lithium-ion batteries for transportation, to accelerate the discussion of research and development problems, and to strengthen global collaboration. EnerDel, Ener1's Lithium-ion battery subsidiary, and ANL recently received the prestigious R&D 100 award for excellence in their collaborative efforts to produce technology of outstanding quality and uniquely innovative design.