ENERDEL AND ATC NEW TECHNOLOGIES SIGN AGREEMENT TO CO-MARKET AND CROSS-SELL PRODUCTS AND SERVICES

PRESS RELEASE

Collaboration Offers Customers Best-in-Class Lithium-ion Battery Systems and Complete Lifecycle Aftermarket Service Offering

INDIANAPOLIS and OKLAHOMA CITY – (January 24, 2013) – EnerDel, Inc. and ATC New Technologies (NT), a division of ATC Drivetrain, today announced a new strategic relationship to co-market and cross-sell their products and services. With the advancements in secondary-use markets for lithium-ion cells, modules and battery systems-- as well as primary-use markets like heavy-duty transportation -- EnerDel and ATC NT expect strong market demand for their combined capabilities.

"Both of our companies embrace a full-service lifecycle approach to providing high-quality, worry-free energy storage solutions," stated EnerDel CEO David Roberts."Working with ATC NT-- which has excellent aftermarket experience in return logistics, refurbishment and repair, and second-life applications -- will help strengthen the value we offer to the industry."

"EnerDel has one of the highest-quality, lithium-ion battery solutions on the market and their battery systems are designed for easy servicing, which helps extend their life through remanufacturing, repair or repurposing for secondary-use applications," stated Michael LePore, President and CEO of ATC Drivetrain."We have access to OEMs in the light vehicle and medium- to heavy-duty truck market.We plan to leverage EnerDel's battery systems with these customers and support EnerDel's customers by providing refurbishment, repair, spare parts or end-of-life services for their applications."

About ATC New Technologies

ATC New Technologies is a leader in life cycle management for advanced battery packs (5R) based in Oklahoma City.The company repairs and remanufactures advanced battery packs and is an acclaimed innovator and pioneer in the re-use of batteries.ATC New Technologies is a division of ATC Drivetrain, which is a leading powertrain remanufacturer for light vehicles and medium- and heavy-duty trucks.For more information, visit www.atcnewtechnologies.com.

About EnerDel

EnerDel, Inc. is a privately-held company headquartered in Indianapolis.It manufactures advanced, lithium-ion batteries and energy storage systems for electric grid, transportation and industrial applications. The company's prismatic cell design and modular stacking architecture combine to provide customers with production-ready solutions that address their power and energy storage needs.EnerDel offers its customers the opportunity to receive a guaranteed residual value (GRV) on new energy storage or battery systems of up to 25 percent, which can be used toward the purchase of new or replacement systems.For additional information, visit www.EnerDel.com.

Computer Industry Executive Appointed as President of Ener1, Inc. and CEO of Ener1's Advanced Battery Manufacturing Subsidiary EnerDel

Ener1, Inc. has appointed Christopher L. Cowger, formerly a corporate vice president and general manager for the semiconductor giant Advanced Micro Devices (AMD), as president. He will also hold the role of chief executive officer of Ener1's lithium-ion battery systems subsidiary EnerDel, Inc., which he will run from the subsidiary's main office in Indianapolis.

Cowger previously held executive management and P&L responsibility for AMD's multi-billion-dollar regional business covering North, Central and South America since 2009. Before AMD he spent ten years at the multinational information technology leader Dell, Inc., last serving as vice president and general manager of its global consumer software and peripherals division. Cowger, 40, started his career in various engineering capacities at General Motors Corporation after receiving a degree in electrical engineering from Duke University. He also earned graduate degrees in electrical engineering and business administration from the Massachusetts Institute of Technology.

"In Chris we have an exceptionally talented and innovative business leader with the sales, marketing and operations capability to help take our company to the next level," said Ener1 Chairman and CEO Charles Gassenheimer. "While rising quickly through three of the most important manufacturers of our times, he has demonstrated an ability to imbue an organization with a razor-sharp customer focus perfectly suited for Ener1's commitment to delivering the precise technology solution for every client in each of our three business verticals."

New York-headquartered Ener1 is a leading global maker of lithium-ion energy storage systems for transportation, electrical grid and industrial applications. EnerDel operates three production facilities in the State of Indiana, which forms part of Ener1's global corporate footprint that includes Korea, Japan, China and Russia. In addition to targeting the growing global market for passenger electric and hybrid vehicles, Ener1 is pioneering the development of medium- and heavy-duty systems for electrification of trucks and buses, as well as lithium-ion-based grid storage, particularly in emerging markets. The positions of president at Ener1 and CEO at EnerDel, which Cowger will hold, were previously unfilled.

"After helping propel matured global leaders in computers and microprocessors to higher levels of profitable growth, the chance to lead a company with an entirely new technology that can make a major contribution to society and that is clearly on the cusp of breakthrough success is exhilarating for me," said Cowger. "An opportunity like this rarely rings twice in a lifetime and I am honored to take it on with the energy and commitment its uniqueness merits."

About Ener1, Inc.

Ener1, Inc. is a publicly traded (Nasdaq:HEV - News) energy technology company that develops compact, lithium-ion-powered battery solutions for the transportation, utility grid storage and industrial markets. Headquartered in New York City, the company has more than 700 employees with manufacturing locations in the United States and Korea. Ener1 also develops commercial fuel cell products, nanotechnology-based materials and manufacturing processes.