AbClean, Inc.
Deer Park, Texas
AJAKS, S.A.
Poznan, Poland
Aquachem Corporation
Concord, Ontario,
Canada
B.C. Master Blasters, Inc.
Chetwynd, Kamloops, Kitimat, Prince
George, Quesnel, Trail, Vancouver - British Columbia, Canada
Blasters, Inc.
Tampa, Florida
Broadbent's Inc.
Essington, Pennsylvania
DeBusk Industrial Services Company
LaPorte, Texas
Hill Services Industrial & Environmental
Memphis, Tennessee
Hydro-Vac Industrial Services
Tuscaloosa, Alabama - Columbus, Mississippi
HydroChem Industrial Services, Inc.
Deer Park, Texas
HydroPressure Cleaning, Inc.
Camarillo, California
IVS Hydro, Inc.
Institute, West Virginia - Waverly, West Virginia
KMT Aqua-Dyne, L.P.
Houston, Texas
Midwest Mobile Waterjet, LLC
Fergus Falls, Minnesota - Mendota Heights, Minnesota -
Newport, Minnesota
PSI Middle East LLC
Manama, Bahrain - Dubai, United Arab Emirates
Prepcon, Inc.
Baltimore, Maryland
Prince George Hydro Mechanical, Ltd.
Castlegar, British Columbia, Canada - Nanaimo, British Columbia, Canada
- Prince George, British Columbia, Canada
Rampart Hydro Services
Corapolis, Pennsylvania
StoneAge, Inc.
Durango, Colorado
US Environmental, Inc.
Downingtown, Pennsylvania
Veit & Company, Inc.
Bemidji, Minnesota - Rogers, Minnesota
Yuhantech Co., Ltd.
Yeosu Si, Jollanam Doh, Republic of Korea