ADA-ES Schedules 2009 Third Quarter Financial Results News Release and Conference Call for Monday, November 16, 2009

Michael Durham, President & CEO and Mark McKinnies, CFO, will conduct a conference call focusing on the financial results at 10:00 a.m. ET on Monday, November 16, 2009. Interested parties may participate in the call by dialing 706-679-3200. Please call in 10 minutes before the call is scheduled to begin, and ask for the ADES call (conference ID # 33504955).

The conference call will also be webcast live via the Investor Information section of ADA-ES' website at www.adaes.com. To listen to the live call please go the website at least 15 minutes early to register, download and install any necessary audio software. If you are unable to listen live, the conference call will be archived on the website.

About ADA-ES

ADA-ES is a leader in clean coal technology and the associated specialty chemicals. The Company develops and implements proprietary environmental technology and specialty chemicals that enable coal-fueled power plants to enhance existing air pollution control equipment, maximize capacity and improve operating efficiencies. Through its largest segment, Mercury Emission Control, ADA-ES supplies activated carbon injection systems, mercury measurement instrumentation, and related services. To meet the needs of the power industry for mercury control, a joint venture of the Company, ADA Carbon Solutions ("ADACS" ), is developing state-of-the-art facilities to produce activated carbon ("AC" ) with the first plant projected to come on-line in 2010. Additionally, the Company is developing technologies for power plants to address issues related to the emissions of carbon dioxide.

This press release contains and the conference call referenced in this press release will include forward-looking statements within the meaning of Section 21E of the Securities Exchange Act of 1934, which provides a "safe harbor" for such statements in certain circumstances. The forward-looking statements include, but will not necessarily be limited to, statements or expectations regarding future contracts, projects, technologies, project funding, ownership of ADACS, tax credits, revenues, expenses and other financial measures; the new AC plant ADACS is building; ADACS' ability to supply AC; future supply and demand; expected governmental actions; sizes of and changes in our target markets; existing litigation and related matters. These statements are based on current expectations, estimates, projections, beliefs and assumptions of our management. Such statements involve significant risks and uncertainties. Actual events or results could differ materially from those discussed in the forward-looking statements as a result of various factors, including but not limited to, changes in laws and regulations, government funding, prices, economic conditions and market demand; impact of competition and litigation; lack of working capital; availability, cost of and demand for alternative energy sources and other technologies; operational difficulties; risks related to ADACS such as changes in the costs and timing of construction of the AC plant, failure to raise additional financing or satisfy conditions in existing agreements, actions of our joint venture partner and inability to sign or close acceptable coal supply and off-take agreements in a timely manner; failure of Clean Coal to qualify its product for Section 45 tax credits or to place qualified facilities by the IRS deadlines; availability of raw materials and equipment for our businesses; loss of key personnel; and other factors discussed in greater detail in our filings with the Securities and Exchange Commission (SEC). You are cautioned not to place undue reliance on our forward-looking statements and to consult filings we make with the SEC for additional risks and uncertainties that may apply to our business and the ownership of our securities. Our forward-looking statements are presented as of the date made, and we disclaim any duty to update such statements unless required by law to do so.

ADA-ES, Inc.
Michael D. Durham, Ph.D., MBA, President
Mark H. McKinnies, Senior VP & CFO
(303) 734-1727
www.adaes.com
or
Investor Relations Counsel
The Equity Group Inc.
www.theequitygroup.com
Melissa Dixon, (212) 836 9613
MDixon@equityny.com
Linda Latman, (212) 836-9609
LLatman@equityny.com