To qualify for rebates, participants must work with a participating service provider to install eligible high-efficiency natural gas equipment. Service providers in the Washington Gas network are trained and ready to take care of the required application paperwork for your rebates. Use our service provider search to narrow the list of qualified and licensed participating service providers that work in your area.

Please note: Washington Gas does not guarantee providers’ work and recommends that you check references.

Advanced Building Performance



jingyang188@gmail.com
301-640-9506
10521 POLK SQUARE CT
GAITHERSBURG, MD 20878

Affinity Engineering



jander@affinityengr.com
626-622-4352
106 E 6th Street
Austin, TX 78701

Alban Engineering Inc.


Award Winner, (2020-2021)
Jalban@Albanengineering.Com
410-842-6411
303 International Circle
Hunt Valley, MD 21030

AMD MECHANICAL CONTRACTORS



anthony@amdmechanical.com
301-283-3600
70 INDUSTRIAL PARK DR
WALDORF, MD 20602

Ameresco, Inc.



LCook@ameresco.com
202-290-9776
8825 Stanford Blvd.
Columbia, MD 21045

American Energy Restaurant Equipment



pbusby@cleandishes.com
703-855-3727
7538 Fullerton Court
Springfield, VA 22153

Atlantic Coastal Cooling and Heating



service@acch4hvac.com
301-216-1945
7845 Cessna Avenue
Gaithersburg, MD 20879

AtSite Inc.



wbuckingham@atsiteinc.com
240-413-7647
2021 L Street
Washington, DC, DC 20036

Belair Engineering & Service



kim@belairengineering.com
301-218-2375
15881 Commerce Ct
Upper Marlboro, MD 20774

BidEnergy



vincent.greenholt@bidenergy.com
215-732-4480
1628 JFK Blvd., Suite 2100
Philadelphia, PA 19103

BROWN'S REFRIGERATION AC & HEATING INC.



wgrebate@yahoo.com
301-474-4949
13808 WAYSIDE DRIVE
CLARKSVILLE, MD 21029

Capital Climate Services



berniesalemie@gmail.com
301-577-5140
8913 Hilton Hill Dr.
Lanham, MD 20706

CaptiveAire



allen.perkins@captiveaire.com
800-988-0881
2221 Kansas Avenue
Silver Spring, MD 20910

Chase Plumbing and Heating, Inc.



chaseplumbingoffice@comcast.net
301-251-0855
7852 Beechcraft Ave
Gaithersburg, MD 20879

Chesapeake Energy LLC



service@hvac-tuneup.com
800-712-4650
214 Park Rd
Riva, MD 21140

Chesapeake Systems



lee@chesapeakesystems.com
443-561-1600
7400 Coca-Cola Drive
Hanover, MD 21076

City Wide Mechanical, LLC



invoices@cwmmd.com
410-257-0726
99 Skipjack Rd.
Prince Frederick, MD 20678

Clarksburg Plumbing, LLC



katie@clarksburgplumbing.com
301-865-2223
4701 Griffith Road
Mount Airy, MD 21771

Concrete General, Inc.



mmiller@concretegeneral.com
301-948-4450
8000 Beechcraft Ave
Gaithersburg, MD 20879

Cool Breeze



service@foracoolbreeze.com
301-879-3400
2257
Rockville, MD 20851

CRB



zachary.page-belknap@crbusa.com
301-354-2482
1801 Research Blvd., Suite 620
Rockville, MD 20850

CroppMetcalfe



dsmoot@croppmetcalfe.com
877-473-6291
8421 Hilltop Rd
Fairfax, VA 22031

Dalkia Energy Solutions, LLC



rebateadmin@dalkiasolutions.com
978-288-9314
200 Cummings Center
Beverly, MA 1915

Datakwip



solutions@datakwip.com
240-654-7429
411 Aviation Way
Frederick, MD 21701

Dennis J. Stubbs Plumbing Inc.



dstubbs2@dstubbsplumbing.com
301-868-5696
7702-L Old Alexander Ferry Rd
Clinton, MD 20735

Edison Energy



douglas.millar@edisonenergy.com
908-812-7102
1775 Tysons Blvd
McLean, VA 22102

Electrical Automation Services, Inc.



matt.pettie@easicontrols.com
410-437-3103
3410 Mountain Road
Pasadena, MD 21122

ENGIE Services U.S.



SAMUEL.MYREN@ENGIE.COM
603-828-5195
136 Longwater Dr, Suite 103
Norwell, MA 2061

Environmental Air Systems



btraylor@easinc.net
133-686-10047
250 Swathmore Avenue
High Point, NC 27263

era building solutions



info@erabuildingsolutions.com
301-272-2196
3 Bethesda Metro Center
Bethesda, MD 20814

Eric Smock Heating and Air Conditioning



info@ericsmockhvac.com
301-831-8288
9639 Doctor Perry Rd.
Ijamsville, MD 21754

Frederick County



mcirella1@frederickcountymd.gov
301-600-1654
430 Pine Ave
Frederick, MD 21701

Gaghan Mechanical



tim@gaghanmech.com
703-354-2471
5649D General Washington Dr
Alexandria, VA 22312

Gary P. Frank



gpfrankheatcool@gmail.com
301-493-5766
8918 Ridge Place
Bethesda, MD 20817

Germantown Heating & Air Conditioning



germantownhvac@comcast.net
301-926-4407
7634 Airpark Rd
Gaithersburg, MD 20879

Global Facility Solutions, LLC.



rcalloway@gfsolutionsllc.com
301-829-1642
7134 Columbia Gateway Drive
Columbia, MD 21046

Great Lakes Radiant & Industrials, LLC



mark@glradiant.com
301-327-1745
26262 Three Notch Rd.
Mechanicsville, MD 20659

Greenavise, Inc.


Award Winner, (2020-2021)
gstackman@greenavise.com
301-562-2100
961 Russell Ave Ste B
Gaithersburg, MD 20879

HBS Solutions Inc



hhaywood@hbssolutionsinc.com
443-569-0362
3168 Braverton Street
Edgewater, MD 21037

Heat Watch Inc



nick@heatwatch.com
704-796-6414
818 6th Ave
New York, NY 10001

Henry Adams, LLC



koch@henryadams.com
410-296-6500
600 Baltimore Avenue
Baltimore, MD 21204

Home Air Services



mgarcia@homeairservices.com
301-585-8100
12288 Wilkins Avenue
Rockville, MD 20852

IG HVAC



igoldmanhvac@gmail.com
301-602-7162
14618 Sandy Ridge Road
Silver Spring, MD 20905

InSite



ksmith@insiteintelligence.com
202-728-9800
2021 L St NW, Second Floor
Washington, DC 20036

James A Douglas Plumbing & Heating



douglasman3@gmail.com
301-922-8259
12004 Towanda Ln
Bowie, MD 20715

KC Kitchen Equipments



allmustgo8282@gmail.com
703-440-1081
8486 Terminal RD
Lorton, VA 22079

KDB Mechanical, LLC



bbeavers@jjkllc.com
301-424-3410
1101 Wootton Pkwy
Rockville, MD 20852

Kensington Plumbing and Heating CO.



mystical.plumber@comcast.net
301-864-1117
6804 Pineway
UNIVERSITY PARK, MD 20782

Kibart



mgh@kibart.com
410-494-1111
901 Dulaney Valley Road
Towson, MD 21204

Limbach Company LLC



kim.marc@limbachinc.com
301-623-4800
13261 Mid Atlantic Boulevard
Laurel, MD 20708

Loya Consulting Group, LLC dba Energy Dynamics



info@energydynamicsmd.com
240-614-7903
903 Willowleaf Way
Rockville, MD 20854

M&M Welding and Fabricators, Inc.



dpoe@mandmwelding.com
301-948-9330
2701 Back Acre Circle
Mt. Airy, MD 21771

MaGrann Associates



jamesball@magrann.com
202-821-3734
701 E Gate Drive
Mount Laurel, NJ 8054

Mallick Plumbing & Heating



jfletcher@mallickplumbing.com
240-238-5463
8010 Cessna Avenue
GAITHERSBURG, MD 20879

Mannix Heating & Cooling



sarah@mannixhvac.com
703-777-9211
26955 Gum Spring Rd
Chantilly, VA 20152

Marks Mechanical Services LLC



marksmechanicalservicesllc@yahoo.com
240-486-5256
9308 Lancelot Rd
Fort Washington, MD 20744

McCrea Heating and Air Services



paconsultants@mccreaway.com
717-597-7044
4463 beech rd
Temple Hills, MD 20748

Mechanical Engineering & Construction



stevew@m-corp.us
443-200-1000
6159 Edmondson Ave, Suite A
Catonsville, MD 21228

MH Barnes, Inc



barnes1955@msn.com
301-654-1441
9347 Fraser Ave
SIlver Spring, MD 20910

Motion Industries



john.moore@motion.com
989-251-2966
2570 WALKER NW
Grand Rapids, MI 49544

N E Bob Waltz Plumbing & Heating, Inc



jroberts@nebobwaltz.com
301-662-3588
8098 Hillmark Ct.
Frederick, MD 21704

NAC Mechanical Services, LLC



dmosher@nacgroup.com
301-788-2245
15800 Gaither Drive
Gaithersburg, MD 20877

OMNI Solutions



rrankin@omnisaves.com
888-356-9111
PO Box 009
Baraboo, WI 53913

Presidential Heating & Air Conditioning



rbuscher@presidentialheat.com
301-670-0851
8000 Cessna Avenue
Gaithersburg, MD 20879

Professional Bureau of Collections of Maryland Inc



stonnis@pbcmcorp.com
720-200-0326 ext. 1101
5295 DTC Parkway
Greenwood Village, CO 80111

PulseIQ!



adam@pulseiq.com
301-785-5064
318 Mississippi Ave
Silver Spring, MD 20910

Reed Heating and Air Conditioning, Inc.



kevinreedenergy@gmail.com
301-735-7033
6623 Chestnut Avenue
New Carrollton, MD 20784

Rooterman



rootermanmd@yahoo.com
301-924-3033
2323 Twin Valley Lane
SILVER SPRING, MD 20906

Schneider Electric



jeanette.strickstein@se.com
480-346-5829
20830 N Tatum Boulevard, Suite 330
Phoenix, AZ 85050

Service Force Plumbing LLC.



4serviceforce@gmail.com
301-370-8320
1022 Baltimore Rd.
Rockville, MD 20851

Shannon Global Energy Solutions



mmakofsky@shannonglobalenergy.com
716-693-7954 ext. 124
75 Main Street
N. Tonawanda, NY 14120

Siemens Building Technologies


Award Winner, (2021)
michael.czajkowski@siemens.com
240-280-6268
6435 Virginia Manor Rd
Beltsville, MD 20705

Sky Plumbing



Skyplumbingmd@gmail.com
240-207-1212
11524 Charlton dr
Silver Spring, MD 20902

Spectrum Energy, LLC


Award Winner, (2020-2021)
info@spectrumenergyllc.com
443-832-4373
7061 Deepage Drive
Columbia, MD 21045

Stang Plumbing



stangplumbing@gmail.com
301-926-1462
7845-F
Gaithersburg, MD 20879

Steven Winter Associates



cpendley@swinter.com
202-628-6100 ext. 3080
2000 M St. NW
Washington, DC 20036

Sustainable Building Partners


Award Winner, (2021)
jake.torok@sustainbldgs.com
703-970-2890
2701 PROSPERITY AVE
FAIRFAX, VA 22031

Tankless Concepts / Fireside Specialties



info@tanklessconcepts.com
888-440-3334
6312 Seven Corners Center #164
Falls Church, VA 22044

The Whiting-Turner Contracting Company



hector.koch@whiting-turner.com
240-522-5435
300 East Joppa Road
Baltimore, MD 21286

Thermaxx Jackets LLC



rbrown@thermaxx.es
203-376-2743
14 Farwell St Bldg.2B
West Haven, CT 6516

ThinkBox Group LLC



rporentas@thinkboxgroup.com
540-771-0271
408 Crosman Ct.
Purcellville, VA 20132

Thomas E Clark Inc



chris@thomaseclark.com
301-608-0550
2412 Linden Ln
Silver Spring, MD 20910

Tim Whistler Plumbing



tjwhistler@gmail.com
301-648-9676
2345 Distribution Circle
Silver Spring, MD 20910

United Energy Products



amanda@uepsales.com
443-218-6505
1610 Professional Blvd
Crofton, MD 21114

Vermont Energy Investment Corporation



kcahalane@veic.org
802-540-7814
20 Winooski Falls Way
Winooski, VT 5404

Vito Services



ymorales@vitoservices.com
301-251-0211
681 Southlawn Ln
Rockville, MD 20850

VP PLUMBING AND DRAIN LLC



vpplumbinganddrainllc@gmail.com
240-714-9965
7541 Brenish Dr
Gaithersburg, MD 20879

Warner Service Frederick



wsfrederick@warnerservice.com
844-449-2763
217 Monroe Ave
Frederick, MD 21701

Warner Super Service Inc T/A REAL PLUMBERS



d1plumber@earthlink.net
301-567-2001
7321 Livingston Rd
Oxon Hill, MD 20745