STS Clients


HEALTH AND SAFETY SPECIALIST
Delivering sustainable solutions in a competitive world .




  • Task Force Tips
  • Urschel Laboratories, Inc.
  • Lakeshore Landscaping
  • J.G. Innovations, LTD
  • T.R. Hodges, Inc.
  • BP Amoco (Whiting Refinery)
  • Chemical Disposal Services
  • Multiserv
  • Mechanical Concepts
  • Superior Construction Company
  • USPS
  • City of Gary
  • Gary Fire Department
  • Bucko Construction
  • Katoen Natie Midwest
  • Lake Station Fire Department
  • Ironworkers Local 395
  • Ironworkers Local 295
  • Anderson Development Company
  • Eco-Clean
  • Smiths Medical / Bivona, Inc.
  • United Water
  • Industrial Environmental Services
  • Babilla Roofing
  • Gariup Construction
  • Lake Ridge Fire Department
  • GAD About Ltd., Inc.
  • Ivy Tech
  • Keough Company
  • Sweney Electric Company
  • The Methodist Hospital
  • I/N Tek
  • Abtrex Industries, Inc.
  • Federal Mogul (South Bend, IN)
  • Heidtman Steel
  • Steel Dymanics, Inc.
  • City of Lafayette
  • Brenneco
  • Subaru of Indiana
  • Fairfield Contractors
  • American Paving
  • Century Resources
  • Kalamazoo Valley -Community College
  • Dell Engineering / ERM
  • Kraft - Lufesavers Holland
  • Contracting & Material Company
  • Kenny Construction Corporation
  • Akzo Nobel Surface Chemistry
  • URS Corporation
  • General Services Administration
  • DePaul University
  • Montgomery Watson Harza
  • Manta Industrial
  • Jamestown Marine Services, Inc.
  • Level 3 Communications
  • MBM Enterprises, Inc.
  • Clean Harbors
  • Nolan Boiler & Tank Services, Inc.
  • Able Electropolishing Company
  • NACME Steel Processing
  • Ryerson Coil Pickling
  • Vistas Construction of Illinois, Inc.
  • Kinder Morgan
  • PVS Chemicals
  • University of Chicago
  • Walsh Construction
  • Precision Plating
  • GATX Rail Corporation
  • Chicago Cooling Towers
  • Environmental Restoration
  • Madison Paper Company
  • SCA Tissue North America, L.L.C.
  • Chemical Petroleum Exchange
  • Koch Materials Company
  • Koppers Industries, Inc.
  • ZLB Behring, LLC.
  • Cognis Corporation
  • Kankakee Community College
  • Nucor Steel Kankakee
  • Bungee Foods
  • Huntsman Chemical
  • The News Gazette
  • City of Chicago Water Department
  • Abbott Laboratories
  • Tonn & Blank Construction
  • Eagle Services Corporation
  • Criterion Catalyst & Technologies
  • K & K General Maintenance, Inc.
  • Bulkmatic
  • Catalyst Services, Inc.
  • Davies Imperial Coatings
  • Hammond Dept. of Environmental
  • Hammond Fire Department
  • Hammond Police Department
  • Hammond Water Filtration Plant
  • Rhodia, Inc.
  • Jupiter Aluminum
  • Unilever Home & Personal Care
  • Hammond Sanitary
  • Pepsi Company
  • Town of Munster
  • Munster Steel Company, Inc.
  • K & S Engineering
  • Site Services, Inc.
  • Connors Industrials, Inc.
  • Calutech Mobile Solutions, Inc.
  • Cooperheat - MQS, Inc.
  • Indiana Harbor Belt Railroad
  • Crane Masters, Inc.
  • Explorer Pipeline Company
  • Salyer Plumbing, Inc.
  • State Line Energy
  • Hammond Lead
  • Dover Chemical
  • Keil Chemical Corporation
  • McCartin Industrial Services
  • Ramirez & Marsh, Inc.
  • Ironwood Construction Company
  • Illiana Remedial Action, Inc.
  • Gale Insulation
  • INDOT
  • Saco Industries, Inc.
  • Federal Mogul
  • Amrox II
  • Chrome Deposit
  • Stevens Painton Corporation
  • AOC L.L.C.
  • Valparaiso Fire Department
  • Infrastructure Alternatives
  • Roquette America
  • Trent Tube
  • SC Johnson & Sons
  • CH2M Hill
  • J.F. Brennan
  • Advocate Good Shepherd Hospital
  • Environ
  • Repair Service Corporation
  • ERM, Inc.
  • Gillette Company
  • Eckland Consultants, Inc.
  • CTL, Inc.
  • DSM Desotech, Inc.
  • Henkel Adhesives
  • Divane Brothers Electric Company
  • Gasvoda & Associates, Inc.
  • Hasse Construction Company, Inc.
  • Dolton Fire Department
  • SNF Polychemie
  • Starcon International, Inc.
  • Allied Tube & Conduit
  • Envirite of Illinois
  • GRAYCOR, Inc.
  • Lindblad Construction
  • Insulco, Inc.
  • CR Leonard Plumbing
  • Rohm & Haas
  • Meccon Industries, Inc.
  • K.A. Steel Chemicals, Inc.
  • Dober Group
  • Whiting Corporation
  • Equistar Chemicals
  • JE Meritt
  • K - Plus Industrial Services
  • Enthone
  • McIntyre Group
  • Severn Trent Laboratories
  • Intrastate Piping & Controls, Inc.
  • Molter Corporation
  • Acme Packaging Company
  • ILLCO, Inc.
  • United Express Systems
  • East Chicago Fire Department
  • Magnetic's International
  • Midwestern Electric Company
  • National Materials Company
  • Hammond Group Inc.
  • Winco
  • The Jon Espenes Company
  • COM Ed.
  • Praxair, Inc.
  • ASIG Miami Dade
  • Sherwin Williams
  • Globex
  • DNR Indiana
  • Buckeye Partners, L.P.
  • CEA Engineers & Surveyors, Inc.
  • Maddox Industrial Contractors
  • Meade Electric
  • Bethlehem Steel Corporation
  • Porter Fire Department
  • Twin Lakes Utilities
  • Lake County Emergency Manage
  • Elliott Turbomachinery
  • 4 Seasons Environmental, L.L.C.
  • ICI paints
  • Baker Environmental, Inc.
  • East Chicago Waterway
  • Mantal Industrial
  • East Chicago Snaitary District
  • FMT Consulting, Inc.
  • National Processing
  • Safety Kleen Oil Recovering Co.
  • Sargent Electric Company
  • United Transportation Group
  • Conoco Phillips Pipeling
  • Mittal Steel USA
  • Calumet Testing Services
  • ISM Security
  • Meyers Heating & Cooling
  • Technical Weighing Services