At Environmental Works, we're a team of full-service environmental service professionals who deliver a comprehensive range of plumbing, sewer, and environmental solutions for homes and businesses. Since 2008, we've been proud to serve communities throughout the Portland area, including Vancouver, Beaverton, Tigard, and more. We believe in a holistic approach to addressing your property's needs. Whether our customers come to us, we strive to make sure that their core needs are taken care of. Whether that means conducting a repair or inspection on their plumbing system, testing your property for the presence of toxic substances, or making sure that any underground oil tanks are properly decommissioned, we are capable of handling all of these unique yet crucial tasks. We even offer consultation services to ensure your environmental challenges are addressed in a way that is efficient, effective, and compliant with all laws and local building codes.

In 1994 Dana Thompson began providing heating oil tank consulting services to Portland area residential real estate agents and property owners. In 2001 Dana's company, Dana Thompson Tanks & Soil became a full service heating oil tank contractor. "Dana Thompson" has long maintained its position as the most trusted name in the residential heating oil tank business. Our mission is to conduct our business with professionalism and integrity, with the highest level of customer service. We do everything we can to provide property owners, prospective purchasers and real estate professionals with all of the information necessary to make informed decisions about residential heating oil tank issues.