Sumas Environmental Services Inc. (Sumas) is an independent environmental service company in Western Canada that offers a com ... plete range of waste management and industrial services options, including industrial tank cleaning, off-site water treatment, off-site soil remediation and disposal, hazardous waste treatment and disposal. Our commitment to providing reliable pricing, our vast experience in handling and safely disposing a wide variety of waste materials, and our ability to independently offer such a diverse range of equipment and technical expertise in-house sets Sumas apart from other environmental service company. read more