Organizations who participate in the Safety Trained Supervisor (STS) and Safety Trained Supervisor Construction (STSC) Sponsorship Program say it has given them a competitive edge and helped promote safety awareness and training. The STS and STSC provide proven value for your company.
Any organization such as a union, construction firm, project owner or government agency can join the Sponsorship Program. To participate, interested organizations should read and complete the STS and STSC Sponsorship Program's participation form.
Companies that have 100 or more active status STS and/or STSC credential holders
Companies that support 50-99 active STS and/or STSC credential holders
Companies that support 25-49 active STS and/or STSC credential holders
Companies that have committed themselves to improving safety through certification and sponsor at least five STS and/or STSC credential holders
AECOM Total STS: 230 Total STSC: 331
Advanced Technology Services Total STS: 190 Total STSC: 1
Amentum Total STS: 627 Total STSC: 424
Clark Construction Total STS: 3 Total STSC: 155
Gilbane, Inc Total STS: 10 Total STSC: 174
Hensel Phelps Construction Total STS: 4 Total STSC: 105
IMPACT/Ironworkers Total STS: 3 Total STSC: 407
PCL Construction Enterprises Total STS: 6 Total STSC: 153
Sinclair Wyoming Refining Company Total STS: 110 Total STSC: 10
Skanska Total STS: 2 Total STSC: 161
Swinerton Total STS: 3 Total STSC: 192
The Walsh Group, LTD Total STS: 1 Total STSC: 133
UCOR Total STS: 6 Total STSC: 207
DPR Construction Total STS: 2 Total STSC: 71
Black & Veatch Total STS: 4 Total STSC: 79
Flatiron Construction Corp Total STS: 1 Total STSC: 90
Hathaway Dinwiddie Total STS: 0 Total STSC: 57
J.R. Simplot Total STS: 93 Total STSC: 0
Jacobs Engineering Inc. Total STS: 10 Total STSC: 50
Kiewit Total STS: 0 Total STSC: 50
Mortenson Construction, Solar & Emerging Renewables Group Total STS: 2 Total STSC: 84
Safety Management Systems Total STS: 4 Total STSC: 83
Stacy and Witbeck, Inc Total STS: 1 Total STSC: 79
Sturgeon Electric Co Inc Total STS: 1 Total STSC: 89
Turner Construction Company Total STS: 1 Total STSC: 77
Atlantic Plant Maintenance Total STS: 1 Total STSC: 29
Applus + Energy and Industry Total STS: 21 Total STSC: 9
Aristeo Construction Total STS: 0 Total STSC: 29
Balfour Beatty US Total STS: 1 Total STSC: 32
CSM Group Total STS: 0 Total STSC: 33
Eldeco, Inc Total STS: 1 Total STSC: 48
Ferguson Electric Construction Total STS: 0 Total STSC: 26
Hawaiian Dredging Construction Company Total STS: 0 Total STSC: 46
Holder Construction Total STS: 0 Total STSC: 26
McClone Construction Total STS: 1 Total STSC: 34
McCownGordon Construction Total STS: 0 Total STSC: 45
Morley Builders Total STS: 0 Total STSC: 26
Nova Group, Inc Total STS: 2 Total STSC: 29
OCP Contractors Total STS: 0 Total STSC: 44
Paric Corporation Total STS: 0 Total STSC: 37
PC Construction Total STS: 0 Total STSC: 36
Rosendin Electric Total STS: 0 Total STSC: 42
The Franklin Group Total STS: 25 Total STSC: 3
Adolfson & Peterson Construction Total STS: 0 Total STSC: 17
Alan Shintani, Inc Total STS: 0 Total STSC: 5
Alberici Constructors, Inc. Total STS: 0 Total STSC: 11
American Piping & Boiler Co Total STS: 0 Total STSC: 10
Applus RTD Total STS: 3 Total STSC: 2
ASRC Construction Total STS: 3 Total STSC: 2
AvalonBay Communities, Inc Total STS: 0 Total STSC: 5
Barriere Construction Co. LLC Total STS: 2 Total STSC: 5
Belcher Roofing Corporation Total STS: 0 Total STSC: 7
Bigge Crane and Rigging Co. Total STS: 0 Total STSC: 6
Black Construction Corporation Total STS: 0 Total STSC: 6
Blois Construction Total STS: 0 Total STSC: 7
Building Erection Services Co, Inc Total STS: 0 Total STSC: 8
CCC Group Inc Total STS: 2 Total STSC: 16
Century Steel Erectors Total STS: 0 Total STSC: 13
CJ Mahan Construction Company Total STS: 1 Total STSC: 16
Clark Pacific Total STS: 1 Total STSC: 22
Colt Builders Total STS: 0 Total STSC: 18
CPS Energy Total STS: 6 Total STSC: 0
Cyma Builders and Construction Managers Total STS: 0 Total STSC: 11
Danny's Construction Company Total STS: 0 Total STSC: 23
DC Water Total STS: 15 Total STSC: 8
Dexter ATC Total STS: 7 Total STSC: 1
DGI Menard Total STS: 0 Total STSC: 9
E.E. Cruz & Co. Total STS: 0 Total STSC: 5
Electrical Corporation of America, Inc. Total STS: 0 Total STSC: 6
Enclos Total STS: 0 Total STSC: 10
Ergon Refining, Inc. Total STS: 9 Total STSC: 0
Evoqua Water Technologies LLC Total STS: 13 Total STSC: 0
Gaylor Electric Inc. Total STS: 1 Total STSC: 8
Granite Construction Inc Total STS: 1 Total STSC: 22
Griffith Company Total STS: 0 Total STSC: 12
Harper Construction Company Total STS: 0 Total STSC: 7
Harris Rebar Total STS: 2 Total STSC: 14
HazTech, Inc Total STS: 2 Total STSC: 17
Healy Tibbitts Builders Total STS: 0 Total STSC: 7
Helix Electric Total STS: 0 Total STSC: 7
Howard Shockey & Sons Total STS: 0 Total STSC: 16
IEA - Infrastructure and Energy Alternatives Total STS: 0 Total STSC: 23
ISEC Total STS: 0 Total STSC: 13
Jacobs Technology Total STS: 21 Total STSC: 0
JAN X-Ray Services, Inc. (JANX) Total STS: 0 Total STSC: 7
JE Dunn Construction Total STS: 0 Total STSC: 18
Kinley Construction Group, LTD Total STS: 0 Total STSC: 11
Leadec Industrial Services Total STS: 11 Total STSC: 0
Manhattan Construction Company Total STS: 0 Total STSC: 13
Manson Construction Co Total STS: 0 Total STSC: 10
Med-Tex Services Total STS: 1 Total STSC: 10
Mission Support Alliance (MSA) Total STS: 0 Total STSC: 7
MMC Contractors National, Inc. Total STS: 0 Total STSC: 6
Mosaic Total STS: 8 Total STSC: 0
Nan, Inc Total STS: 1 Total STSC: 9
Nicholson Construction Co Total STS: 0 Total STSC: 9
Niking Corporation Total STS: 0 Total STSC: 9
Oil States Energy Services Total STS: 6 Total STSC: 0
Patriot Erectors Inc Total STS: 0 Total STSC: 9
Pavement Recycling Systems Total STS: 0 Total STSC: 6
Petrochem Insulation, Inc Total STS: 0 Total STSC: 16
Posillico, Inc Total STS: 0 Total STSC: 8
Premier Interior Development, Inc. Total STS: 0 Total STSC: 6
Riggers, Machine Movers & Erectors Local 136 Total STS: 0 Total STSC: 8
Safety Management Group Total STS: 1 Total STSC: 6
Savannah River Nuclear Solutions (SRNS) Total STS: 6 Total STSC: 0
Shell Oil Products US Total STS: 19 Total STSC: 3
Southern Industrial Constructors Total STS: 5 Total STSC: 0
StarBelt Electric Total STS: 0 Total STSC: 12
Stoller Newport News Nuclear SN3 Total STS: 4 Total STSC: 2
Sundt Construction Total STS: 0 Total STSC: 9
Superior Construction Total STS: 0 Total STSC: 22
Tetra Tech Tesoro Inc Total STS: 0 Total STSC: 9
The Greenbrier Companies Total STS: 12 Total STSC: 0
The Korte Company Total STS: 0 Total STSC: 9
Thomas Industrial Coatings, Inc Total STS: 0 Total STSC: 14
Truebeck Construction Total STS: 0 Total STSC: 7
Watts Constructors Total STS: 0 Total STSC: 8
Wilson Electrical Services Corp Total STS: 0 Total STSC: 15
Woodward Design + Build Total STS: 0 Total STSC: 16
XL Construction Total STS: 1 Total STSC: 13
X-Ray Industries Total STS: 17 Total STSC: 0