Washington Suburban Sanitary Commission List of Plumbing Firms Providing Cross Connection Related Services This list of plumbing firms was compiled by WSSC as a convenience for our customers. Inclusion on this list was entirely voluntary; the list is solely intended to be a consolidated list of plumbing firms who have declared that they provide cross connection/backflow preventer related plumbing services. WSSC has verified that firms on this list are licensed to perform these services. WSSC does not endorse or recommend any company on this list. WSSC does not set pricing by these companies. WSSC suggest that customers obtain several estimates before hiring a plumbing firm to test your backflow preventer or provide any other plumbing services. Firms wishing to be added to, or removed from, this list must contact WSSC's Licensing Specialist. This list does not represent all licensed plumbing firms; customers may use any licensed plumbing firm. Updated 10/02/15 Company Name Phone A & B Luck Plumbing & Heating Inc. 301-253-5283 A & D Plumbing LLC 302-387-9232 Ace A/C & Heating 410-956-9869 Acker & Sons 301-897-0700 A.C.W. Service Inc. 240-375-0786 Aegis Mechanical Corporation 410-692-4102 All Around Plumbing Inc. 301-829-6745 All Season Plumbing, Heating & A/C Inc. 301-277-1313 Alpha 1 Plumbing & Heating Inc. 240-508-4592 Alpha Plumbing Limited Inc. 410-255-5998 Ambassador Services Inc. 410-833-1575 American Masters Plumbing Co Inc. 301-643-6138 A-1 Plumbing of Baltimore Inc 443-275-2381 Apperson Plumbing Inc. 301-870-1022 Arthur M. Black Inc. 301-776-7520 Aspen Hill Plumbing LLC 301-933-0801 Associates Plumbing Inc. 301-343-5349 Ayates Plumbing & Mechanical LLC 410-493-6490 Backflow Specialties & Plumbing LLC 443-340-2167 Backflow Technology LLC 703-450-5898 Bauer Mechanical LLC 443-987-2346 Benjamin F. Gartrell & Sons P & H Inc. 301-421-9088 Best Choice Plumbers LLC 301-774-4800 B. McCall Plumbing & Heating 301-868-7080 Biddle's Heating & Cooling 202-436-5112 Bonds & Bonds Plumbing 301-283-2120 Borchers Mechanical Services Inc. 301-879-3040 B's Plumbing 240-507-4100 B-Tek LLC 410-956-5994 Burco Plumbing Corporation 443-532-5253 Capital City Plumbing Inc. 202-641-8888 Capitol Boiler Works 703-599-4324
Charm Plumbing LLC 410-782-5084 Clarksburg Plumbing LLC 301-865-2223 Covenant Plumbing LLC. 301-250-5071 Cropp Metcalfe 703-698-8855 CRW Mechanical Inc. 301-918-0056 David U. Stang & Son Inc. 301-926-1462 Dino, John, & Son's Plumbing Inc. 301-490-0926 Durance Plumbing 301-270-6663 Eire Plumbing 301-362-4004 Ellis Jones Plumbing & Heating 202-437-5063 Eternity Plumbing Inc. 240-988-2625 Excellent Plumbing 301-502-8797 Finamore Services Inc 301-399-5927 Fireplaces by Bromwell 202-409-8246 First Call Plumbing Inc. 301-261-4605 Five Star Plumbing Services Inc. 410-836-0118 Flow Rite Inc. 301-829-4500 Focused Plumbing & Gas 301-213-2242 Free Line, Inc. 301-499-0987 Fry Plumbing & Heating Coporation 202-543-4884 G.A. Eberly Plumbing & Heating 301-856-6900 Gaithersburg Plumbing Inc. 301-948-8856 Genevie Plumbing 301-645-1759 Gladhill Plumbing & Heating Inc. 301-898-3875 Grinnan Plumbing & Heating LLC 301-570-4602 Guardian Plumbing Services Inc. 301-261-7481 Harvey W Hottel Inc. 301-921-9599 Heffron Co. Inc. 301-816-2088 HMS Plumbing LLC 703-583-8205 Honesty Construction LLC 240-314-9925 Hydro-Tech Irrigation 703-263-2266 Jack A. Mettee Plumbing & Heating 301-926-8333 James A. Wheat & Sons Inc. 301-670-1944 James J Madden Inc. 301-937-1000 James Mettee Plumbing & Heating Inc. 301-831-9626 James R. Ballard Plumbing & Heating Inc. 301-622-9500 James Vito Inc. 301-251-0211 Jay Johnson Plumbing 301-646-0099 J.H. Lee Plumbing 703-622-5313 Jiffy Plumbing & Heating Inc. 301-277-9111 John H. Peterson 301-585-3006 John J. Kirlin LLC 301-424-3410 Joseph Heil Company Inc. 301-604-7306 Joshua Construction 301-792-8547 J P G Plumbing 240-241-5060 J.P. Spadaro & Sons Inc. 301-779-4455 J.W. Burton Co., LLC 443-532-5253 Kastner Plumbing & Heating Inc. 301-725-5000
Kirlin Mid-Atlantic LLC 301-424-3410 Lawver Plbg Co. LLC 443-250-4786 Leahy Plumbing & Heating Inc. 301-652-0478 Len the Plumber Inc. 301-222-1500 L. G. Knoch Jr. Mechanical Contractor 443-398-5640 Live Green Plumbing Services, LLC 877-401-3637 Magnolia Plumbing Inc. 202-829-8510 Magothy Plumbing LLC 410-604-3443 Mahon Plumbing Inc. 410-636-7944 Mallick Plumbing & Heating Inc. 301-840-5861 Mark Brewer Plumbing & Heating 301-854-0609 Maryland Plumbing & Heating 301-990-2891 Maryland Sewer & Plumbing 410-255-9300 Master Plbg & Mechanical Inc. 301-650-9100 McDevitt & Sons Plumbing & Heating Inc. 410-553-6794 Mech, Elec & Plbg Partners 703-369-8914 Mech-Flow Corporation 301-343-5705 M.E. Norton HVAC & Plumbing Inc. 240-361-2070 M.H. Barnes Inc. 301-654-1441 MH Plumbing & Heating Inc. 301-906-9058 Mid-Atlantic Plbg & Water Treatment 410-573-1020 MPM Plumbing 301-208-8362 MVP Irrigation Inc. 443-569-2379 Naumann Plumbing LLC 443-262-6199 N & E Plumbing, LLC 571-484-9006 Niagara Plumbing Inc. 240-793-0555 Nick DiBattista Plumbing & Heating Inc. 301-309-1644 O'Berry & Son's Plumbing Co. 301-676-8251 O'Donnell Plumbing Inc. 301-831-4332 Oldham Plumbing 240-793-7599 Patriot Backflow & Gas Installation 443-508-6157 P.C. Godaire Inc. 301-428-7959 PDG Services Co. 240-793-2163 Peed Plumbing Inc. 571-229-1234 Penn Marva Inc. 301-864-0303 Petra Contractors Inc. 410-544-9900 Petrlik Plumbing Inc. 240-286-2987 Pierce Mechanic Associates Inc. 703-751-2400 Pletsch Plumbing LLC 301-418-3724 Plumb Right Plumbing 301-808-3600 Plumbing Express 301-881-8660 Premier Fire Protection Services 240-315-3922 Pressley Plumbing Service 301-674-3120 Raine & Son LLC 301-864-1122 R.A.M. Plumbing 301-606-3030 Raymar Plumbing Services Inc. 301-772-7482 Right Way Plumbing 717-762-5988
R.L. Voight & Son 301-946-6100 R.M. Thorton, Inc. 301-350-5000 Robert A. Tull Inc. 301-948-2490 Ron the Plumber 301-336-1945 Rose & Associates Enterprises 240-483-8621 R & R Mechanical Contractors 202-636-9451 Roto Rooter Services Company 443-790-3995 Russell R Dwyer Inc. 410-647-3030 Scott Management 703-477-2275 Shary's Plumbing 301-229-6695 Sickler Services Inc. 301-776-7077 Smith Mechanical Inc. 410-992-9570 Spartan Sewer Raider 443-367-6913 Springfield Mechnical LLC 410-286-8223 Sunshine Plumbing 410-635-2200 Supreme Plumbing, Inc. 301-573-3589 Tabor Plumbing 304-433-5577 Taylor Electric Company 301-843-6291 T & B Quality Services LLC 240-417-9714 T & D Plumbing & Heating Co. 410-242-8850 Tech 24 703-354-3835 ext 114 Thomas Plumbing & Heating 301-933-5995 3-D Plumbing & Heating 301-464-8151 Timothy Downs 301-440-1632 T. Nash & Sons Plumbing and Heating 301-607-9477 Top Notch Plumbing Service Inc. 540-937-2373 Tri-State Home Services LLC 301-624-5970 United Backflow LLC 410-970-6988 Unlimited Plumbing & Heating 240-375-4945 Walls Plumbing & Heating 301-855-1485 Warner Super Services Inc. 301-567-2001 Wayne Bain Plumbing 240-498-7494 Welch & Rushe Inc. 301-430-6000 W. E. Bowers Inc. 301-419-2488 Wilzamat Property Services Inc. 301-408-0353 Windsor Plumbing Inc. 301-870-4446 W. L. Gray Co. Inc. 202-723-0676 WM Scholsser Co. 301-773-1300