World Energy Solutions Selected by TIPS/TAPS Purchasing Program as Approved Energy Services Provider

HOUSTON, TX and DALLAS, TX--(Marketwire - Sep 12, 2012) - World Energy Solutions, Inc. (NASDAQ: XWES), a leading energy management services firm, today announced it has been selected by The Interlocal Purchasing System (TIPS/TAPS) as an approved energy services vendor for its members. TIPS/TAPS, a purchasing cooperative serving public and private school districts, colleges and universities, and other government entities at the federal, state, city, county and municipal levels, is designed to provide participating government buyers with substantial savings and value through cooperative purchasing practices.

The new designation advances World Energy Solutions' reputation as a leader in government energy procurement while making it easier for new customers to benefit. TIPS/TAPS members can now leverage World Energy Solutions' leading energy management platform to buy electricity, natural gas and green power directly through the TIPS/TAPS contracting vehicle, streamlining the contracting process.

"World Energy's track record of providing value, service and savings to government energy buyers makes them a natural for inclusion in TIPS/TAPS, a program dedicated to improving the purchasing process for each of our members," said Kim Thompson, TIPS/TAPS Cooperative Coordinator. "Adding the expertise, supplier pool and platform proficiency of World Energy to our growing network of services is a win for our members, and future members, here in Texas and around the country."

Added Brian Dafferner, Vice President at World Energy Solutions: "Our selection to the TIPS/TAPS program is an important win for World Energy in Texas that should open doors to more energy buyers across the State. World Energy shares TIPS/TAPS' dedication to reducing risk and complexity for government purchasers, making it easier and more effective for them to engage the market to secure the best prices and most value possible for their constituents."

For more information on how TIPS/TAPS and World Energy Solutions can help with your next energy purchase, please contact Jon Dumas, Account Manager, World Energy Solutions, at jdumas@worldenergy.com or (713) 395-1990 ext. 204; or visit our website at www.worldenergy.com/tipstaps-partnership/.

About World Energy Solutions, Inc.
World Energy Solutions, Inc. (NASDAQ: XWES) is an energy management services firm that brings together the passion, processes and technologies to take the complexity out of energy management and turn it into bottom-line impact for the businesses, institutions and governments we serve. To date, the Company has transacted more than $30 billion in energy, demand response and environmental commodities on behalf of its customers, creating more than $1 billion in value for them. World Energy is also a leader in the global carbon market, where its World Energy Exchange® supports the ground-breaking Regional Greenhouse Gas Initiative's (RGGI) cap and trade program for CO₂ emissions. For more information, please visit www.worldenergy.com.

This press release contains forward-looking statements that are subject to risks and uncertainties that could cause actual results to differ from those indicated in the forward-looking statements. Such risks and uncertainties include, but are not limited to the following: our revenue and backlog are dependent on actual future energy purchases pursuant to completed procurements; the demand for our services is affected by changes in regulated prices or cyclicality or volatility in competitive market prices for energy; and there are factors outside our control that affect transaction volume in the electricity market. Additional risk factors are identified in our Annual Report on Form 10-K and subsequent reports filed with the Securities and Exchange Commission.