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MUST Active Contractors and Unions

Company Name
1855 Place
1 Way Service Inc
21st Century Salvage, Inc.
3.L.K. Construction L.L.C.
Absolute Fire Protection
A.C. Coutts, Inc.
Accurate Painting Company
Ace Steel Erection, Inc.
Acme Wire & Iron Works
Acoustech Ceilings Inc.
Acoustic Ceiling & Partition Co., Inc
Action Management Corp
Acuren Inspection
Adamo Demolition Company
Administrative Controls Management, Inc.
Advanced Industrial Services
Advantage Electric & Controls, Inc.
A & E Contracting Inc
AGC - Greater Detroit
Airflow Testing, Inc.
Air Solutions Inc
Ajax Paving Industries, Inc.
Akins Construction, Inc.
Albanelli Cement Contractors, Inc.
Alberici Constructors
Alere TPA
Allegiance Maintenance Service
Alliance Air Conditioning & Heating Inc
Alliance Coating Systems
Allied General Mechanical LLC
Allied Ventilation, Inc.
Allingham Corp.
Alltech Engineering
Amalio Corp.
American Furniture Group
American Pavement Sawing LLC
Angelo Iafrate Construction Company
AnLaan Corporation
ANM Construction Co., Inc.
Ann Arbor Ceiling & Partition
API Construction Company
Applegate, Inc.
Araneae Inc.
Architectural Contractors Trade Association
Architectural Interior Installers
Arctic Air, Inc
Ardent Safety Operations
Aristeo Construction
Aristeo Services
Artisan Tile Inc.
Asbestos Abatement Local 207
Asbestos Workers Local 25 Contractors/JATC FUND
Asbestos Workers Local #25 J.A.C.
Asbestos Workers Local #47 Contractors
A & S Industrial Coating, Inc.
Assemblers, Inc.
Associated General Contractors of Northwest Ohio
ASW Local 1123
Automatic Systems, Inc.
A. Z. Shmina, Inc.
Backer Landscaping Inc.
BAC Local 2 Tile Marble Terrazzo
Badger Daylighting Corp
Baker Construction Company Inc.
Barmatic Inspecting Co., Inc.
Barnhart Crane & Rigging Co.
Baron Mechanical Contractors, Inc.
Barton Malow Bootcamp
Barton Malow Company
Barton Malow Enterprises
Barton Malow-Hunt White JV
B & A Structural Steel LLC
Bay Area Assoc. of the MI Plumbing & Mechanical Contractors
Bay Controls, Inc.
Bayview Electric Co.
B & B Concrete Placement, Inc.
Belle River Industrial Services LLC
Benkari LLC
Ben Washington & Sons Plumbing & Heating Inc.
Best Impressions, Inc.
Bierlein Services
Blaze Contracting, Inc.
Bloom Roofing Systems, Inc.
Blue Ribbon Contracting, Inc.
Blue Star, Inc.
Blue Water Environmental, Inc.
B & M Crane Rental
BNE Services LLC
BNV Earthmovers
Boettcher Masonry
Boilermakers Local 169
Bondhard LLC
Boone and Darr, Inc.
Bornor Restoration Inc.
Bouma Interiors
Brandenburg Industrial Service Co.
Brand Energy and Infrastructure
Brand Scaffold Rental & Erection Co.
Brazen & Greer Masonry
Brencal Contractors, Inc.
Bricklayers Detroit Local 2-Members Only
Brightview Landscape Development
Brinker Chirstman Joint Venture
Brinker Mechanical Insulation, Inc.
Brinker Team Construction Co.
Bristol Steel & Conveyor Corp.
Brix Corporation
Brock Industrial Services, LLC
Bruner Plumbing & Heating
Bumler Mechanical Inc
Cadillac Asphalt L.L.C
Calvin & Company, Inc.
Campbell Inc.
Cardinal Contracting
Carlson Walbridge Group LLC
Carpenters Apprentice Drug Fund-Detroit
Carpenters Drug Fund - ACT/ AGC/ CAM
Carrier Corporation
C.A.S.S, Inc.
C & B Glass Inc
CB, Inc
C & D Hughes Inc
CEC Controls Co., Inc.
Ceco Concrete Construction, LLC
CEI Michigan LLC
Cement Mason Drug Fund-AGC/CAM
Cement Masons Apprenticeship
Cement Masons Local 2
Centerline Electric
Central Interiors, Inc.
Certified Abatement Srvc., Inc.
Christen Detroit
Christian Brothers Plumbing Heating & Sewer Cleani
Christman Constructors Inc.
City Carpet & Flooring Inc.
City Renovation & Trim Inc.
City Re-Steel , Inc.
City Steel Inc
Clark Construction Company
Clarkston Steel, Inc.
CLC Contracting Services LLC
Cleaning Contractors Inc
C-logic, Inc.
C.L. Rieckhoff Co., Inc.
CMF Group
Colasanti Construction Services, Inc
Colasanti Specialty Services
Colombo Sales & Engineering,Inc
Comau, Inc.
Comet Contracting, Inc.
Commerce Controls Inc.
Commercial Construction, Inc
Commercial Contracting Corporation
Commercial Diving & Marine Services, Inc.
Compass Technology Solutions LLC
Complete Installation Services Inc
Complete Mechanical Contracting, Inc
Composite Cooling Solutions L.P.
Concrete Cutting & Breaking Co.
Condor Metal Roofing & Siding
Connelly Crane Rental Corp.
Conquest Construction Company, Inc.
Conquest Manufacturing
Construction Resource Services
Conti Corporation
Continental Interiors Inc.
Continental Vulcanizing Inc.
Contract Glaziers Inc.
Control Solutions Inc
Conventional Carpet, Inc.
Copper Range, Inc.
Core Land Consulting
Core Mechanical Inc.
Coritech Services, Inc
Cougar Contracting, Inc.
Couturier Iron Craft, Inc.
Crawford Pile Driving
Crook Electric Co.
Cross Concrete Pumping
Crown Corr Inc.
C & R Plumbing & Heating, Inc.
C-Stone Installation Company
Culver Development LLC
Curtis Glass Company
Cut and Core Concrete Cutting LLC
Dan Allor Plumbing and Heating
Danboise Mechanical, Inc.
Dans Excavating, Inc.
Davenport Masonry Inc.
Davis Iron Works, Inc.
D.C. Byers Company - Detroit/Lansing
D & D Machinery Movers, Inc.
D & D Planning Design Millwork LLC
Dearborn Mid-West Company, LLC
De-Cal, Inc.
Dee Cramer, Inc.
Delrose Construction Co. Inc.
Delta Temp
DeMaria Building Company, Inc.
Denn-Co Construction, Inc.
Depcon Inc.
DES Electric LLC
Design Systems Incorporated
Detroit Automatic Sprinkler Co.
Detroit Carpentry LMPT- Local 1045
Detroit Carpentry LMPT- Local 1234
Detroit Carpentry LMPT- Local 687
Detroit Cornice & Slate Co., Inc.
Detroit Diamond Drilling, Inc.
Detroit Dismantling Corp.
Detroit Edison
Detroit Electrical J.A.T.C
Detroit Elevator Co.
Detroit Fire Extinguisher Co.
Detroit Metro JATC
Detroit Piping Group, LLC
Detroit Power Systems, LLC
Detroit Public Schools
Detroit Spectrum Painters, Inc.
Detroit Workforce of the Future
Devon Facility Management
Devon Industrial Group
DH Construction Company
DiCosmo Construction
Diversified Construction Specialists, Inc.
Dixon, Inc.
Doan Construction Company
Dobson Industrial, Inc.
Dollins Construction Inc DBA Cowhy Hayes
Doublejack Electric Company
Douglas Steel Erection Company
D & R Earthmoving, LLC.
DRV Joint Sealant Contractors, LLC
DTE Monroe
Dual Temp Mechanical
Duke & Duke Services, Inc.
Dunbar Mechanical Inc.
Duross Painting Company
Durr Systems Inc.
Dycon, Inc.
DZ Construction Company Inc.
Eagle Excavation, Inc.
East Edge Excavating
Eastern Mechanical Inc
E. C. Korneffel Co.
Edgewood Electric, LLC
Edwards Glass Company
EEI Global
EGD Glass
EKS Services Incorporated
E & L Construction Group, Inc.
Electrical Corporation of America Inc.
Electrical Power & Design, Inc.
Electrical Workers Fund - Local 275
Elevator Constructors Local 36
Elevator Technology Inc
Elite Fire Safety Inc.
Elite Mechanical Insulation LLC
E.L.S. Construction Inc.
Energy Shield, Inc.
Environmental Industrial Services Inc.
Environmental Testing Services
EQIS Taylor
Ericksons Incorporated
Erie Welding & Mechanical Contractors Inc
Essential Installation Inc
Eugenio Painting Company
E. W. Ensroth Company
Expert Mechanical Services Inc
Expo Technologies LLC
FANUC Robotics
Fastdecks, Inc.
Federal Industrial Services, Inc.
Ferndale Electric Co., Inc.
Fessler & Bowman, Inc.
F H Paschen S N Nielsen & Associates LLC
Finishing Trades Institute of the Great Lakes
Flex Services Inc
Flex Underground and Hydro
Flooring Services, Inc.
Flynn Paving Company
F M G Concrete Cutting Inc.
F. M. Sylvan , Inc.
Foco Metal Works LLC
Fontanesi and Kann Company
Forced Air Systems, Inc.
Ford Motor Company
Forest City Erectors, Inc.
Fort Wayne Contracting, Inc.
Foundation Steel LLC
Franklin Holwerda Company
Franklin Partition Corporation
Furniture Management Services
Future Fence Company
Future Maintenance,Inc.
Gallagher - Kaiser Corp.
Gandol, Inc.
Gardiner C. Vose, Inc.
GEM Industrial
General Acid Proofing, Inc.
General Motors Corporation - BIW Install
General Motors Corporation - CRW
General Motors Corporation - GAE Installation
General Motors Corporation-Global Health and Safet
General Motors Corporation - IS&S
General Motors Corporation - Maintenance
General Motors Corporation - MFD Pontiac
General Motors Corporation - Paint
General Motors Corporation - Powertrain
General Motors Corporation - Regional Engineers
General Motors Corporation - V M - Lansing Delta
General Motors Corporation-WFG Capital Projects
General Motors-WES
George I Landry Inc
George W Auch
Gerace Construction
Giffels-Webster Engineers, Inc.
Glasco Corporation
Glasrock Products/OMI
Glaziers Local 357
Glaziers Local 826 IUPAT
Glazing Contractors Association IAF Fund
GM Energy & Utility Services
G.M. Refractories
GM & Sons, Inc
GM WFG - Mexico
Golden Refrigerant
Gordon North Roofing Co.
Goyette Mechanical Co.
Grand River Construction, Inc.
Granger Construction Company
Greater Detroit Building & Construction Trades Council
Greater Michigan UA 190 Joint Training Program
Great Lakes Ceiling & Carpentry, Inc.
Great Lakes Fire Protection
Great Lakes Hotel Supply Company
Great Lakes Steel Erectors
Gross Power Inc DBA Highgate Electric, Inc.
Ground Penetrating Radar Systems Inc.
Grunwell -Cashero Co.
GSI Electrical Services Inc
G & T Commercial Coatings Inc.
Guardian Equipment
Guardian Plumbing and Heating
Guideline Mechanical, Inc.
Gunthorpe Plumbing & Heating Inc.
Haley Mechanical
Hall Engineering Co.
Hamilton Contracting LLC
Hardman Construction, Inc.
Harmon Inc
Harnish Fireproofing LLC
Harris Steel, Inc.
Hartwell Cement Company
Hasper Equipment Co./Cloverdale Subsidiary
Hatzel & Buehler, Inc.
Hayes Mechanical
Healey Fire Protection, Inc.
Heat and Frost Insulators Local 47- JATC
Heat & Frost Insulators Local 25 JATC
Heat & Frost Insulators LU 25-Union/STO
Hennessey Engineers
Herc Rentals Inc
Heritage and Company Inc.
Heritage Mechanical LLC
Hess Glass Co.
High Voltage Maintenance
Hi-Tech Electric Co.
HMC Mason Contractors
H. M. White, Inc.
Hoffman Bros. Inc.
Hollywood Plumbing and Heating, Inc.
Hoover Wells, Inc.
Hopp Electric Inc.
Hoyt, Brumm & Link, Inc.
Hubbell, Roth & Clark, Inc.
Hub Interiors Group LLC
HWX Services
Hydraulic Concrete Breaking Co.
IBEW Local 131
IBEW Local 252/NECA Labor Mgt. Corp. Fund
IBEW Local 557
IBEW Local 58
IBEW Local 665 Labor-Management
IBEW Local 692
IBEW Local 948
Ideal Contracting, L.L.C.
Identify Inc
ILE Excavating, Inc.
Indicon Corporation
Industrial Electric Co. of Detroit
Industrial Fence & Landscaping, Inc.
Industrial Piping & Maintenance Co, Inc
Industrial Piping Systems, Inc.
Industrial Power Systems, Inc.
Industrial Services, Inc.
Innovated Energy Controls
Ino-Tek, Inc.
Inovison Inc
Integrated Installations, LLC
Integrity Interiors Inc.
Interior Exterior Specialists (I.E.S.)
International Building Products Inc
International Industrial Contracting Corp.
International Test and Balance, Inc.
Iron Workers J.A.C. of Eastern Michigan
Iron Workers Local 147
Iron Workers Local 25 Union
IUOE Local 324, JATF, Inc. - Freeland
IUOE Local 324, JATF, Inc. - Walker
IUOE Local 324 Journeyman and Apprentice Training Fund- Howell
IUPAT Local 1803
IUPAT Local Union 312
IW25 Iron Workers 25 Fund
Jackson Automatic Sprinkler
Janssen Refrigeration
J. B. Cain Company
JC Holly Contracting, Inc.
J.D. Candler Roofing Co.
JDG Service, Inc.
JDS Pro Inc
J.F. Cavanaugh Company
J. J. Barney Construction Inc.
J. J. Curran Crane Company
J & J Electric
J M & Sons Plumbing
John A. Papalas & Company
John Darr Mechanical Inc
John E. Green Company
Johnson Controls Inc.Auburn Hills/Sterling Hgts.
Journeyman and Apprentice Training Fund Local 324
J. Ranck Electric, Inc.
JTK Electric LLC
Kaltz Excavating/M.U. E Inc
Kasl Enterprises, Inc.
Kaywazee Installations Inc
Kem-Tec & Associates
Keweenaw Power Systems, Inc
K & H Modular Construction LLC
Kiefer Specialty Floors, Inc.
Kiewit Corporation
Kiewit Power Constructors Co
King Masonry, Inc.
Kirby Steel, Inc.
KLA Laboratories, Inc.
KM Plant Services Inc
KONE Inc.Grand Rapids
KONE Inc Livonia
Kropf Service Co.
Krull Construction Co. Inc.
K&S Mechanical Services LLC
Kulbacki, Inc.
Kvaerner Songer, Inc.
KVM Door Systems, Inc.
LaBelle Companies
LaBelle Electrical Contractors LLC
Laborers Drug Fund - ACT/AGC/CAM
Labor Management Cooperation Committee Inc.
LaDuke Corporation
LaForce LLC
Lake Erie Electric of MI, Inc.
Lanaville Foundations, Inc.
Lansing Electrical JATC
Lansing Glass Company
Laramie Enterprises
Lavazza Concrete Inc.
Lee Machinery Movers
Leidal & Hart Mason Contractors
Leidos Engineering LLC
LGC Global Inc.
Liberty Sheet Metal
Limbach Company
Lincoln Electrical Contracting
Livingston Engineering L.C.
Local 47 J.A.T.C.
Local Union 85 JATC
Long Mechanical
Lowe Construction Company
L. S. Brinker
Lutz Roofing
Lyon Mechanical Inc.
Macomb Mechanical Inc
Madias Brothers Painting Company, Inc.
Madison Heights Glass Co., Inc
Malone Tile & Masonry
Maniaci/Watt LLC
Mannik & Smith Group, The
Manticore Construction Services
Marc Dutton Irrigation
Martinez Mechanical Services, Inc.
Master Craft Floors
Master Mechanical Insulation, Inc.
Mattic Electric Inc.
McNally- Nimergood Co
McShane Mechanical Contracting, Inc.
McSweeney Electric
M.D.G. Enterprises Inc.
Mechanical Contractors Association of Detroit (MCA)
Mechanical Contractors Assoc. NW Ohio
Mechanical Controls & Maintenance, Inc.
Mechanical Design & Installation LLC
Mechanical Heat & Frost Insulation II Inc.
Mechanical & Industrial Insulation Inc.
Mechanical Services LLC
Mechanical Sheet Metal Co.
Medina Resources Group LLC
Metallizers of Mid-America, Inc.
Metro Detroit Glaziers JATF
Metro Elevator Co Inc.
Metro Environmental, Inc.
Metro Piping, Inc.
MI BAC Lansing Training Center
Michielutti Bros., Inc.
Michigan Carpenters Apprenticeship and Training Fund
Michigan Charter Associated General Contractors
Michigan Fence Company, Inc
Michigan HRDI - Kalamazoo
Michigan Industrial Group, LLC
Michigan Laborers Training Institute - Perry
Michigan Mechanical Insulation, Inc.
Michigan Overhead Door & Loading Dock Inc.
Michigan Pavers & Walls LLC
Michigan State AFL-CIO Workforce Development Institute
Michigan State Building Trades Council
Michigan Statewide Carpenters & Millwrights JATF
Mid-American Gunite
Mid-Michigan MCA
Mid-Michigan Mechanical Insulation, Inc
Mid Michigan Pride Painting
Mid Michigan Roofing, LLC
Midwest Installation, Inc.
Midwest Pro Painting, Inc.
Midwest Steel, Inc.
Miller Industries LLC
Millers Bros Construction Inc
Millwrights Local 1102
MIS Corporation
M. J. Electric LLC
ML Chartier
M & M Cornot
M & M Excavating Co. Inc.
Modern Mirror & Glass Company
Monarch Welding & Engineering, Inc.
Monroe Plumbing & Heating Company
Motor City Electric Co.
MPS Group, Inc.
MSL Mechanical Contractors
Murray Painting
MUST Careers
MUST Safety Program
MUST Safety Program-Office
M.W. Morss Roofing Inc.
Myers Plumbing & Heating Inc
Nagle Paving Company
National Enclosure Company LLC
National Environmental Group, LLC.
National Industrial Maintenance Inc.
National Roofing & Sheet Metal Co., Inc.
Navetta Mason Contractors, Inc.
NECA Southeastern MI
Nedrow Refractories Co.
Nelson-Mill Company
Nerds Express Inc
Newkirk Electric Associates, Inc. - Muskegon
Newton Crane Roofing Inc.
Next Generation Environmental, Inc.
Nick Kostecki Excavating Inc
Niemi Corporation, The
Niles Industrial Coatings LLC
NKC Conveyor Installation Co.
Noble Fence Co.
North American Dismantling Corp.
Northeast Indiana Carpenters & Millwrights JATC
Northern Boiler Mechanical Contractors, Inc.
Northern Electrical Testing
Nova Architectural Glass
Novi Wall Inc
Ohio Concrete Sawing and Drilling, Inc
Operating Engineer Drug Fund - AGC/CAM
Operating Engineer Drug Fund -GLFEA
Operating Engineers LMEC
Operating Engineers Local 324
Operative Plasterers & Cement Masons Local 514
Orion Waterproofing, Inc
Oscar W. Larson Co.
Otis Elevator, Co. - Grand Rapids
Otis Elevator Company-Farmington Hills
Overhead Conveyor Co.
Palmer Installations
Palmer Moving & Storage
Pearson Equipment & Service Corp.
Perfect Polish Inc.
Permasteelisa North America Corp
Peterson Glass Company
Phantom Fire Protection
Phoenix Contractors Inc.
Phoenix Environmental Inc
Phoenix Machinery Movers, Inc
Phoenix Refrigeration Inc.
Pipefitters Local 333
Pipefitters Local 636
Pipefitters Local 636 Drug Fund
Pipefitters Local # 671
Pipefitting Industry Training Center
Pipe Systems, Inc.
Planet Inc
Plasterers Fund - ACT
Plumbers and Steamfitters Local 85
Plumbers & Pipe Fitters Local 370
Plumbers - Pipefitters Local Union 190
Plumbing Industry Training Center
Pollock Plastering Inc.
Pomponio Construction Inc.
Pontiac Drywall Systems
Posen Construction, Inc.
Positive Energy
Poured Brick Wall Inc
Power Process Piping
Power Techniques Inc
Power Vac of Michigan Inc
Precast Services, Inc.
Precision Abatement LLC
Precision Electrical Contracting, Inc.
Precision Interiors LLC
Precision Measuring, Corp.
Premier Caulking
Professional Sprinkler
Progressive Mechanical, Inc.
PRO Image Facility Services Inc.
Pro Services, Inc
Pros Services Inc.
Pro Trenching Inc.
Pumpco LLC
Pushman Construction Services LLC
Quality Roofing, Inc.
Ram Construction Services
Rand Environmental Services, Inc.
Rand Industrial Insulation LLC
Rauhorn Electric, Inc.
Raymond Excavating Company
Raynor Overhead Door Corp.
RBV Contracting
RCB Industries, Inc.
R. C. Hendrick & Son, Inc.
Redinger Steel Erectors, Inc.
Redline Demolition
Regis Construction LLC
R.E. Leggette Company
Rene Vanassche & Sons Co.
Renton Electric Co.
RESA Service LLC f.k.a. Dymax Service
Resilient Floor Layers/ACT
Resource Mechanical Insulation
Rival Insulation LLC
R.L. Bondy Insulation, Inc.
R.L.C., Inc.
R.L. Coolsaet Construction
R.L. Deppmann Co.
R.M. Electric, Inc.
RMF Nooter
Road Sprinkler Fitters Local 669
Robertson Morrison Inc
Rockworks, LLC
Roemer Utility Services LC
Rohrscheib Sons Caissons, Inc.
Romanoff Electric Co., LLC
Roncelli, Inc.
Roofers Local 149 Mid-Michigan JATC
Roofers Union Local 149/ SMRCA JAC School
Roofers Union Local # 70 - JATC
Roofers,Waterproofers & Allied Workers Local 149
Rosati Masonry Co. Inc.
Rotor Electric Company
Royal Oak Millwork
Royal Roofing Company, Inc.
Royal West Roofing
R & R Construction Services, Inc.
R R D Construction Company
RSK Excavation LLC
Rudolph/Libbe, Inc.
Russell Plastering Co.
R.W. Mead & Sons
S A Comunale - Ohio
Safway Services Inc. - Detroit
Sani Vac Service
Saylors Inc.
Scaffolding, Inc.
Scheck Mechanical Corporation
Schena Roofing & Sheet Metal Co., Inc.
Schiffer Mason Contractors Inc.
Schindler Elevator Corp.
Schnabel Foundation Company
Schreiber Corporation
SDI Exterior Systems, LLC
S & D Mechanical Services Inc.
Seaway Mechanical Contractors
Seaway Painting LLC
Secure Door LLC
S.E. Kalchik Mechanical, Inc.
SER Metro Detroit
Service Construction L.L.C.
Service Control, Inc.
Service Engineering, LLC
Set Duct Manufacturing Inc
SG Construction Services
Shambaugh & Son
Shaw Electric Company
Sheet Metal Local 292
Sheet Metal Local7 Zone1/Five Cities Association
Sheet Metal Workers Local 7 Zone 2 JATC
Sheet Metal Workers Local 7 Zones 3 &4
Sheet Metal Workers Local 80
Sheet Metal Workers Local 80 Training Center
Shock Brothers Floorcovering, Inc.
Sieler Construction Inc
Siemens Building Technologies, Inc.
Signature Contracting Group
Silman Venture Corp. dba Silman Industries
Simone Contracting Corporation
SimplexGrinnell Fire Protections Systems Company
Site Development, Inc.
Siwek Construction Company
Skanska USA Building Inc
Skylight Consultants of America, Inc
Skyline Painting, Inc.
Sky Reach, Inc.
Slifco Electric, L.L.C.
SMACNA Metropolitan Detroit Chapter
Smith Brothers Electric
S&N Drywall
Sobania Inc.
Solid Platforms Inc.
Songer Steel Services, Inc.
Spalding DeDecker Associates, Inc.
Spence Brothers
Spicer Group, Inc.
Sprinkler Fitters Local #704
State Group Industrial (USA) Limited
Stationary Operating Engineers Local 324
Stenco Construction
Stephenson Electric Co.
Sterling Erectors Inc.
Sterling Industrial Services, Inc.
Stony Creek Services, Inc.
Streamline Electric Inc.
Strut Tech Systems LLC
Summit Fire Protection Inc.
Summit Roofing, LLC
Superior Demolition Company, Inc.
Superior Electric Great Lakes Co.
Superior Electric Tri-County
Superior Excavating Inc.
Swan Electric Company, Inc.
Syenergy Engineering
Systemp Corporation
Systems Enterprise Corporation
S & Z Sheetmetal, Inc.
Telecom Technicians Inc.
TempCo Mechanical Contractors, Inc.
Tenmile Creek Excavating LLC
TEST Company
Testing Engineers & Consultants, Inc.
T. F. Beck Company
The Albert M. Higley Co. LLC
The Boldt Company
The Cadeira Group
The Talbot Corporation
Thiel Electric, Inc.
ThyssenKrupp Elevator Company
Ticon, Inc.
Timmer Construction Co.
Titus Welding Company
T & M Asphalt Paving,Inc.
Toledo Caisson Corporation
Tom Furnari Painting LLC
Tooles Contracting Group, LLC.
Total Flow Control LLC
Total Foundations
Trane, a business of Ingersoll Rand
Trend Carpentry LLC
Tre Torri Construction Inc.
Triangle Electric Co.
Trident Insulation Services LLC
Tristar Fire Protection
Tri State Industrial Floors, Inc
Tri-Steel Inc.
Triton Fire Group, Inc.
Turner-Brooks, Inc.
Turner Construction Company - Detroit
Ultimate Corrosion Control, Inc
Union Caisson
United Drilling, Inc.
United Painting & Decorating, Inc.
Universal Glass & Metals, Inc.
Universal Piping Industries
Universal Wall Systems, Inc.
Upper Peninsula Carpenter/Millwright Drug Fund
Urbans Partition & Remodeling Co.
URS Corporation-E & C Division Automotive
USA Plumbing & Swer Services
Utilities Instrumentation Service, Inc
VanAmburg Carpentry and Millwork Inc.
Van Ert Electric Company Inc
Vanguard Mechanical Services Inc
Ventcon, Inc.
Vertex Steel, Inc.
Veterans Utility Services DBA Amerivac
VM Duct Services LLC
W-3 Construction Company
Walbridge Concrete Services
Walbridge Equipment Installations
Walbridge Industrial Process
Walbridge - Out of Area
Walbridge Southeast
Walsh Construction Company
Washington Group - Flint
Washington Group - Lansing
Watson Bros. Service Co.
Wayne County Airport Managerment
WCI Construction Inc.
Webb Mechanical & Electrical Contr
Weinstein Electric Company
Weiss Construction Co., LLC
Wendling Sheet Metal, Inc.
Western Mechanical Contractors, Inc.
West Metro Door & Window Inc
Westwood Carpentry Company
W & G #2 Ann Arbor
W & G #2 Pontiac
W & G LLC Ann Arbor
Whaley Steel Corp.-Mio
W.H. Canon, Inc.
William Crook Fire Protection Co.
William E. Walter Inc
William Reichenbach Company
Williams Electrical & Telecommunications Co.
W. J. ONeil Company
Wolverine Fire Protection Co.
Wolverine Masonry & Restoration Services
Wolverine Steel Erectors, Inc.
Wolverine Stone Co.
Wolverine Tractor and Equipment Co.
Wood Refrigeration Co.
Woods Interiors
York International
Z Contractors Inc

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