National Response Corporation (NRC), a portfolio company of J.F. Lehman & Company, announced today the completion of the acquisition of Specialized Response Solutions (SRS). NRC is a commercial provider of United States Oil Pollution Act of 1990 regulatory compliance and emergency response services as well as a global provider of diversified environmental, industrial and emergency response solutions. Headquartered in Great River, N.Y., with regional offices throughout the U.S. and internationally, NRC has approximately 910 employees. SRS is a provider of emergency response, firefighting, specialized equipment fabrication, training and other specialized response services primarily for the rail and industrial chemicals industries.