About Us


DeMaio’s Incorporated
is proud to serve the environmental community in the State of New Jersey for over 35 years.  Fully licensed by the New Jersey Department of Environmental Protection (NJDEP), DeMaio’s Incorporated is qualified to perform all aspects of Underground and Above-Ground Storage Tank (UST & AST) removals, installations, inspections and testing at both residential and commercial locations. 

DeMaio’s Incorporated is licensed by the State of New Jersey through the Underground Storage Tank Certification Program (N.J.S.A. 58:10A-24.1-8) to perform installation of entire UST systems subsurface evaluation, tank testing and corrosion specialist services.  DeMaio's also holds an NJDEP Solid Waste Transporter License and carries full Pollution Liability Insurance coverage.  Our staff consists of 15 field technicians and 10 members on our office staff, including a Professional Geologist, Environmental Scientist,Licensed Site Remediation Professional (LSRP), Professional Engineer and a NJ Licensed Well Driller, all of whom are properly certified by the State of New Jersey.  All field personnel have completed basic 40-hr. OSHA Health & Safety Training and, where relevant, OSHA Confined Space Entry Training.

In addition to tank services and environmental remediation, DeMaio’s Incorporated is a certified installer of CHANCE Helical Piers/Pilings and also a licensed dealer and qualified installer of American Lubrication products and Balcrank lubrication products.