Tucson Hazardous Material Remediation
excellent service Since 1982
Environmental Contracting Services
SHC was founded in Tucson, AZ in 1982 by Gerald J. Karches and his daughter, Chrisann Karches. Mr. Karches retired in 1999 when Chrisann Karches took over SHC, making it a woman owned enterprise. Upon her retirement in December 2023, Mitchell Kring took over as the President and CEO. It is the oldest, continuously operating asbestos abatement company in Arizona. SHC established itself as a hazardous materials remediation company in 1985 and began lead abatement services in 1991.
SHC has successfully completed over 15,000 individual remediation projects in a wide variety of facility types including, governmental buildings, schools and colleges, mines and mills, power plants, industrial and commercial facilities, hospitals and individual residences.
– The right team for your job

Mitchell Kring
President/CEO
1935 W. Grant Road
Tucson, AZ 85745
520-622-3607
MKring@swhaz.com

Eric Fritz
Hazmat Division Manager
1953 W. Grant Road
Tucson, AZ 85745
Phone: 520-622-3607
EFritz@swhaz.com

Eder Delgadillo
Hazardous Waste Manager
1935 W. Grant Road
Tucson, AZ 85745
520-622-3607
EDelgadillo@swhaz.com

Eric Fritz
Hazmat Division Manager
1953 W. Grant Road
Tucson, AZ 85745
Phone: 520-622-3607
EFritz@swhaz.com

Eder Delgadillo
Hazardous Waste Manager
1935 W. Grant Road
Tucson, AZ 85745
520-622-3607
EDelgadillo@swhaz.com




