Oil Tank Service Professionals! We specialize in residential oil tank removal and services. We are fully licensed and insured to perform all aspects of oil tank removals and oil tank installations, plus soil and groundwater remediation. Call on the experts in oil tank removals in Massachusetts before it's too late Maybe you have an oil leak? Or your oil tank is feeling its age? Or you've finally decided to switch to gas as your source of heat? Whatever your reason, C2G Environmental will provide you with the most professional oil tank removal service.