<p>Ameren Corporation has selected <a href="http://www.environmentalops.com">Environmental Operations, Inc.,</a> of St. Louis for a multi-year master services agreement to provide environmental consulting and remediation work in Illinois and Missouri. <br /><br />The first projects to be undertaken by Environmental Operations under the new agreement will be former manufactured gas plants in Mattoon, Champaign and Granite City.<br /><br />Environmental Operations is the St. Louis region&rsquo;s largest environmental firm.&nbsp; The company identifies and resolves environmental issues with integrated environmental expertise, Brownfield incentives and risk assumption tools.</p>