EnerNOC Files for Initial Public Offering

February 13, 2007

For Immediate Release

Shares will be sold by EnerNOC and certain selling stockholders

BOSTON, Massachusetts (February 13, 2007) — EnerNOC, Inc. announced yesterday that it filed a registration statement with the Securities and Exchange Commission relating to the proposed initial public offering of its common stock. The shares will be sold by EnerNOC and certain selling stockholders.

The underwriters for the offering are led by Credit Suisse Securities (USA) LLC and Morgan Stanley & Co. Incorporated as joint book-running managers, with Canaccord Adams Inc., and Jefferies & Company, Inc. acting as co-managers. The number of shares to be offered and the price range for the offering have not yet been determined. The offering will be made only by means of a prospectus. When available, a written preliminary prospectus related to the offering may be obtained from either Credit Suisse Securities (USA) LLC’s Prospectus Department, One Madison Avenue, New York, NY 10010, by calling toll-free 800-221-1037, or by faxing requests to 212-325-8057, or by contacting Morgan Stanley & Co. Incorporated, Prospectus Department, 180 Varick Street, 2nd Floor, New York, NY 10014, 866-718-1649, or by e-mail at prospectus@morganstanley.com.

A registration statement relating to these securities has been filed with the Securities and Exchange Commission, but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to their registration or qualification under the securities laws of any such state or jurisdiction.

About EnerNOC, Inc.

EnerNOC, Inc. is a leading developer and provider of clean and intelligent energy solutions to utilities and electric power grid operators, as well as commercial, institutional, and industrial customers. EnerNOC’s technology-enabled demand response and energy management solutions help optimize the balance of electric supply and demand. The Company uses its Network Operations Center, or NOC, to remotely manage and reduce electricity consumption across a network of commercial, institutional, and industrial customer sites and make demand response capacity and energy available to utilities and grid operators on demand. For more information, visit www.enernoc.com.

About Braemar Energy Ventures

Founded in 2003, Braemar Energy Ventures is a leading venture capital firm focused on investing in transformative energy-tech and related companies contributing to global sustainability and combating climate change. Using sector expertise and experience, Braemar aims to be an engaged partner with its portfolio companies to best help them navigate the path to creating significant global impact. For more information, visit braemarenergy.com.