Environmental Consulting

Our team delivers comprehensive support from the proposal stage through project close-out. We provide corporate chemistry program design and implementation, project chemistry and chemical data validation, technical report and plan writing, and database design and management. Expertise also includes method development and validation, operational technical consulting, quality assurance, ISO 17025 and compliance standard internal and external compliance and conformance audits.


Oak Services, LLC

2205 West 136th Ave. Ste 106-140

Broomfield, CO 80023


Catherine Drumheller

QEP Principal, President


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