Opes

Caldwell Environmental Associates, established in 1994, is a full-service environmental company that provides a wide variety of services, including customized waste management and environmental consulting services. The company s services include sample, survey, inventory, waste stream profiling, shipping documentation, packaging, lab packs, drums, totes, bulk solids and liquids, transportation and disposal, and annual waste reporting. The environmental consulting services offered by the company include subsurface soil investigation, site characterizations, groundwater remediation systems, groundwater investigations and environmental assessments. It also provides emergency response and industrial services, including confined space entry, and cleaning and industrial decontamination. Caldwell Environmental Associates is located in Noble, Okla.

Associated Environmental Industries provides a wide range of environmental drilling services, including environmental, water, domestic, municipal, industrial, geotechnical and exploration drilling. AEI is an Oklahoma corporation licensed in Oklahoma, Kansas, Texas, Arkansas, New Mexico and Missouri and has the authority to drill in several other states. AEI s services include hollow- and solid-stem auger drilling, water- and air-rotary drilling, geophysical logging and well repair. AEI is a qualified Superfund site drilling company and 75 percent of its work is done on Superfund sites. Superfund is the common name for the United States environmental law that is officially known as the Comprehensive Environmental Response, Compensation and Liability Act. Its remaining work consists of resource conservation and recovery act and underground storage tank jobs and contracts with private industries. It is based in Norman, Okla.