HydroChem PSC

HPC Industrial, historically recognized and operating as HydroChemPSC, is the nation's single largest provider of industrial cleaning, specialty maintenance, and utilities services. Officially acquired by Clean Harbors, Inc. in 2021, the company manages critical downstream, midstream, and upstream energy infrastructure. Its high-tech operational portfolio includes automated hydroblasting, complex chemical cleaning, tank and vessel remediation, mechanical line pigging, and high-precision hydro-excavation.