Work with us
Local 100 is proud to partner with more than 48 signatory contractors who share our goals of safe and efficient worksites, top-quality training, and state-of-the-art technology. Local 100 prides itself on partnering with a diverse group of dedicated contractors across the sheet metal industry. Our partners provide competitive contractual arrangements to accommodate the needs and sustainability of our partners, members, and the local industry, while maintaining a deep commitment to improving our communities.
Our cooperative efforts include labor management, organizing, and state-certified apprenticeship training programs. Our contractors and members have dedicated their time, talent, and resources for the purpose of providing quality craftsmanship at a fair and competitive price.
A.D.J. Sheet Metal, Inc.
4510 Graphics Drive, White Plains, MD, 20695
301-283-3000
Greg Pickens
HVAC
K.G. Sheet Metal LLC
- 301 Prince Georges Boulevard, Suite D, Upper Marlboro, MD 20774
301-390-2405
Kevin Grenier
A.G. Prada Company
2122 Conway Road, Beltsville, MD 20705
301-419-2594
Patrick Prada
Mechanical Contractor
Linx Industries
2600 Airline Boulevard, Portsmouth, VA 23701
757-488-1144
- Ryan Johnson
Fabrication Round & Flat Oval, Yellow Label HVAC
All Seasons AC & Heating
11900 SW McMullen Highway, Cumberland, MD 21502
301-777-8007
Dale Peer
Residential
Mecco, Inc.
- 10545 Guilford Road, Suite 105, Jessup, MD 20794
- 301-953-7600
- Mechanical Contractor
American Testing
- 3220-F Corporate Court, Ellicott City, MD 21043
- 410-461-6211 (Baltimore) or 301-854-2117 (Washington)
Pat Kelly or Mike Kelly
Testing & Balancing
Metro Mechanical Contractors
- 5611 Lafayette Place, Hyattsville, MD 20781
- 301-927-4077
Dale Trunnell & Ninian Anderson
HVAC
Ample Sheet Metal
P.O. Box 936, Pasadena, MD 21123-0639
410-760-6401
Gary March & Bryan Malle
HVAC & Industrial
Metro Test & Balance, Inc.
- 9600 Fallard Court, Upper Marlboro, MD 20772
301-808-3660
Frank Battaglino
HVAC, Air Testing & Balancing
Arica Consulting & Contracting, LLC
8309-A Sherwick Court, Jessup, MD 20794
301-498-4441
- Thomas Twigg
HVAC
Mid-Atlantic Metal Works, Inc.
101 Winston Street, Cumberland, MD 21502
- 301-722-2215
Pamela Robinson
Benedict Metal Works, Inc.
15123 Marlboro Pike, Upper Marlboro, MD 20772
240-545-1100
Jim & Elizabeth Sanders
Minority Contractor, HVAC-Commercial
Noel Sheet Metal Fabrication, Inc.
- Shop: 4342 Charles Crossing Drive, White Plains, MD 20695
- Mail: 7450 Bensville Road, Waldorf, MD 20603
- 301-843-8785
John Noel & Mark Noel
HVAC
C & T Mechanical, Inc.
1103 Oldtown Road, Cumberland, MD 21502
301-724-3660
HVAC, Commercial & Residential
Norair Engineering
337 Brightseat Road, Landover, MD 20785
301-499-2202
- Jim Walker, Jr.
CMC Sheet Metal
1208 Marblewood Avenue, Capitol Heights, MD 20743
301-925-4040
HVAC
O’Malley Sheet Metal, Inc.
- 3621 Cameron Court, Ellicott City, MD 21042
443-506-7405
- Kevin O’Malley
HVAC
Comfort Control, Inc.
6711 Distribution Drive, Beltsville, MD 20705
301-931-9300
Balancing
OOO Enterprises, Inc.
P.O. Box 86, Berlin Center, OH 44401
330-547-0372
Craftcorps Inc.
217 W. Williamsburg Road, Sandston, VA 23150
804-737-9296
Mark Mullen
Commercial, Building, Construction
Potomac Metal & Supply
P.O. Box 1415, Cumberland, MD 21502
301-722-4030
Cushing Manufacturing & Equipment Co.
2901 Commerce Road, P.O. Box 24365, Richmond, VA 23224
804-231-1161
- Ross Jennings
Production, Shop, Specialty Work
Pro Stainless
RT. 5, P.O. Box 830, Keyser, WV 26726
304-788-5041
Food & Beverage
D.C. Duct and Sheet Metal LLC
2520 Pennsylvania Avenue SE, Washington, D.C. 20020
301-864-3828
Gary Porter
HVAC Fabrication
PTL Contracting, LLC
8411 Old Marlboro Pike, Unit 24, Upper Marlboro, MD 20772
202-497-0113
- Martin Divver
Roofing
Densel Company
7640-A Airpark Road, Gaithersburg, MD 20879
- Brian Miller
Light Commercial & Service Work
R.H. Lapp & Sons, Inc.
880 Kelly Road, Cumberland, MD 21502
301-724-6650
- Ray Bittner
HVAC & Pipe
East Coast Metal Systems, Inc.
P.O. Drawer 7372, Wheeling, WV 26003
304-909-4220
- Metal Roofing
R.S. Harritan Company, Inc.
13280 Formex Road, 24157 Richmond, VA 23224
301-925-4040
Randy Harritan & George Bolton
Heavy Industrial & Commercial
Environmental Balancing Corp.
401 Carroll Street #102, La Plata, MD 20646
301-868-6334
- Ray Hardesty
Air Testing & Balancing
Semco Duct & Acoustical Products, Inc.
1967 Blue Hills Drive NE, Roanoke, VA 24012
540-342-5930
Spiral Pipe & Fittings
Fingles Metalworks, Inc.
2256 Reisterstown Road, Baltimore, MD 21217
410-523-3300
- London Anthony
Seneca Balance Inc.
2301 Willoughby Beach Road, Edgewood, MD 21040
800-938-2252
Stan Fleischer
Air Testing & Balancing
Hite Associates, Inc.
- P.O. Box 1273, Cumberland, MD 21502
301-729-0920
- Randy Rice
Southland Industries
22340 Dresden Street, #177, Dulles, VA 20166
703-834-5570
- Rob Delawder
Energy Management Retrofit
Hot & Cold Corporation
- Contact Local 100 for information
CMC Sheet Metal
1208 Marblewood Avenue, Capitol Heights, MD 20743
301-925-4040
HVAC
IAC Metals, Inc.
- 8482 Virginia Meadows Drive, Manassas, VA 20109
703-257-4945
- Charles Jayne
HVAC, Commercial, Air Testing & Balancing
Spinfinity
- 4142 Melrose Avenue, NW Roanoke, VA 24017
- 540-283-9370
Rings for Spiral Pipe
I & B Associates, Inc.
- 6925 4th Street NW, Unit 201, Washington, D.C. 20012
202-269-2761
Harvey Brackett
Minority Contractor
SSM Industries, Inc.
3401 Grand Avenue, Pittsburgh, PA 15225
412-777-5100
Mechanical & Industrial
James Myers Company, Inc.
- 12306 Conway Road, Beltsville, MD 20705
301-419-0091
Jim Myers
Roofing, Sheet Metal
Stromberg Metal Works, Inc.
- 6701 Distribution Drive, Beltsville, MD 20705
301-931-1000
Gary Valdisera & Jerry Robinson
HVAC, Welding Architectural & Specialty Metal Work
James R. Walls Contracting
- 5320 Sunnyside Avenue, Beltsville, MD 20705
301-622-3000
- Todd Walls
Walter N. Yoder & Sons, Inc.
Route 6, McMullen Highway, P.O. Box 1337 Cumberland, MD 21502
301-729-0610
Bill Hunter
HVAC & All Major Fabrication
J.B. Whelan, Inc.
1208 Marblewood Avenue, Capitol Heights, MD 20743
301-925-4040
John Whelan
W.E. Bowers & Associates, Inc.
7101 Muirkirk Road, Beltsville, MD 20705
- 301-419-2488
Kenny Colburn
HVAC Commercial
Journeyman Mechanical Contractors, Inc.
2125 Baldwin Avenue, Suite 19B, Crofton, MD 21114
301-261-6200
Derril Mackin
Mechanical HVAC