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Company Profile


Founded in 1997, XDD, LLC is an environmental consulting and engineering firm that focuses on the evaluation, design and implementation of in situ remedial technologies. XDD has earned a national reputation for its in situ remediation expertise and for its ability to develop site exit strategies, evaluate remedial alternatives, negotiate regulatory options, conduct laboratory and field pilot testing, and design and implement full-scale soil and groundwater remediation technologies. With offices located near Boston, and St. Louis, XDD qualifies as a small business enterprise (SBE) under the NAICS codes 541620 (Environmental Consulting Services) and 562910 (Remediation Services). XDD can provide turn-key solutions or support your engineering team, and we have a successful track record of teaming with contractors and consulting firms on numerous federal projects and Department of Defense sites.



Service Category:

Environmental Engineering

Laboratory/Testing Services

Permitting and Regulatory Compliance

Site Assessment