ATC Automated Temperature Control
BAC Building Automation Controls
BFC Backflow Certification
CADD CADD Services
CFC CFC Certified
DB Design Build/Design Assist
FTP Fiberglass and Thermoplastics Piping
GC General Contractor
HVAC Heating, Ventilation, Air Conditioning
MBE Minority Business Enterprise
MGC Medical Gas Certified
P Plumbing
PG Power Generation
PP Process Piping
PTC Pneumatic Tube Carriers
R Refrigeration
S/M Service - Maintenance
UTC Underground Tank-Certified
WBE Woman Business Enterprise
   
FIND A CONTRACTOR

A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z
A. S. & L. Industrial Service
Ray Adey
8143 Beachwood Rd
P. O. Box 72250
Baltimore, MD 21237
410-388-2072
Fax: 410-388-2074
aslindserv@aol.com
HVAC-PG-PP-S/M-ATC

A. W. A. Mechanical
Al Washington
1445 North Rolling Road
Baltimore, MD 21228
410-788-3535
1-800-843-0850
Fax: 410-788-4040
awashington@comcast.net
www.awamech.com
ATC-HVAC-MBE-P-R-S/M

Allender Electric, Inc.
Fred Duerbeck
5706 Allender Road
White Marsh, MD 21162
301-394-1817
Fax: 301-394-2181

American Combustion Industries, Inc. (ACI)
Diane Perez
3520 Bladensburg Road
Brentwood, MD 20722
301-779-3400
Fax: 301-779-0425
dperez@aciindustries.com
www.aciindustries.com
BFC-CFC-HVAC-P-PP-S/M-UTC

American Mechanical Svc of Maryland
Dave Schellhardt
13300 Mid Atlantic Blvd.
Laurel, MD 20708-1432
301-206-5070
Fax: 301-206-2520
dschellhardt@amsofusa.com
www.amsofusa.com
HVAC-PP

Arctic Refrigeration, Inc.
John P. Fleck
4930 Little Ct.
Ellicott City, MD 21043
410-947-3188
Fax: 410-947-4129
jpfarctic@verizon.net
ATC-CFC-HVAC-P-PP-R


B
BBR Mechanical Services, Inc.
Rich Simpkins
P. O. Box 583
Jarrettsville, MD 21084
410-557-2550
Fax: 410-557-0696
bbrmechanical@yahoo.com
ATC-BAC-BFC-CFC-DB-HVAC-MGC-R-S/M

Bay Area Mechanical Services, Inc.
Tony Decker
6824 Fort Smallwood Road, Ste B
Baltimore, MD 21226
410-636-6400
Fax: 410-636-6450
tdecker@bamsi.net
www.bamsi.net
ATC-BAC-BFC-CFC-DB-HVAC-P-PTC-R-S/M-WBE

Borlie Mechanical. LLC
Steve Borlie
5521 Tabler Station Road
Inwood, WV 25428
304-260-0935
Fax: 304-260-0953
sborlie@tagorman.com
CFC-HVAC-P-PG-PP-S/M


C
C.E.K. Mechanical
Charles E. Kief, Jr.
6710 N. River Drive
Baltimore, MD 21220
410-935-0632
cekmech1@netzero.com
HVAC-PP
Full Line of Mechanical Services

C.K.N. Heating & Cooling
Craig Robey
P. O. Box 568
Jarrettsville, MD 21084
410-808-1555
Fax: 410-557-9442
cknheatandcool@clearviewcatv.net
CFC-HVAC

CRW Mechanical, Inc.
Rudy Ford
5807 Ellerbie Street
Lanham, MD 20706
301-918-0056
Fax: 301-459-0517
rdford@crwmechanical.com
www.crwmechanical.com
BFC-CFC-DB-GC-HVAC-MGC-P-S/M
We specialize in Fast Track Tenant remodeling projects where service, quality, and cooperation RULE.

Carlisle Construction, LLC
Mike Ernst
300 E. Joppa Road
Suite 800
Towson, MD 21286
410-337-5852
Fax: 410-337-5798
Michael.Ernst@Whiting-Turner.com
www.whiting-turner.com
BFC-DB-GC-HVAC-P-PG-PP

Carrier Corporation
Faustino Baysic
3701 Commerce Drive
Suite 111
Baltimore, MD 21227
410-298-2400
Fax: 443-568-0260
faustino.baysic@carrier.utc.com
www.carrier.com
ATC-BFC-CADD-CFC-HVAC-S/M

Control Sources, LLC
Michael Palla
8860 Kelso drive
Baltimore, MD. 21221
410-574-8400
Fax: 410-574-6700
mpalla@controlsources.biz
www.controlsources.biz
HVAC-P-PG-PP-S/M

Control Systems, Inc.
Nicole Boudreaux
934 Sweeney Drive, Suite 3
Hagerstown, MD 21740
301-791-1166
Fax: 301-791-6437
nboudreaux@csihagerstown.com
www.csihagerstown.com
WBE-ATC-CADD-P-PTC-S/M

Coordinated Drawings, LLC
Zachary Palmer
701 Eastwood Court
Bel Air, MD 21014
410-879-7975
Fax: 410-879-7975
drawcd@comcast.net
CADD

Crockett Facilites Services, Inc.
Cynthia Crockett
4931 Telsa Drive, Ste L
Bowie, MD 20715
301-262-2771
Fax: 301-262-4977
cfsi@comcast.net
www.crockettfacilities,com
CFC-HVAC-MBE-R-S/M-WBE

Custom Mechanical
2 Dublin Way
Bel Air, MD 21014
410-893-5532


D
D.L.D. Contracting, LLC
Dan Dietrich
11444 Glen Arm Road
Glen Arm, MD 21057
410-808-4973
Fax: 410-665-9677
vienna@dldcontracting.com
www.dldcontracting.com
ATC-BFC-CFC-DB-FTP-HVAC-MGC-P-PG-PP-R-S/M

DECA Electrical Contractors
Steven M. Petri
6511 Harford Road
Baltimore, MD 21214
410-254-3955
Fax: 410-444-0725
steve@decainc.com
www.decainc.com
ATC-HVAC-PTC

Denver-Elek, Inc.
Charles M. Elek
8860 Kelso Drive
Baltimore, MD 21221
410-574-8400
Fax: 410-574-6700
celek@denver-elek.com
www.denver-elek.com
ATC-BFC-DB-HVAC-P-PP-S/M

Dynastics, Inc.
Dale Gatton Jr.
1917 Lansdowne Road
Baltimore, MD 21227
410-247-6750
Fax: 410-247-6794
arg@dynastics.com
www.dynastics.com
ATC-CFC-HVAC-R-S/M


E
Ed's Refrigeration
2111 Emmorton Park Road
Edgewood, MD 21040
410-679-5300
Fax: 410-679-0133

Electric Automation Services, Inc. (EASI)
Chuck Bonadio
3410 Mountain Road
Pasadena, MD 21122
410-437-3103
Fax: 410-437-3163
c.bonadio@easicontrols.com
www.easicontrols.com
ATC-HVAC-CFC-R-S/M

Emcor Services, Mid-Atlantic
Steve Weissenberger
4530 Hollins Ferry Road
Baltimore, MD 21227
410-565-5362
Cell 443-521-3314
Fax: 877-473-7814
steve_weissenberger@emcorgroup.com
ATC-BAC-BFC-CADD-CFC-DB-FTP-HVAC-MGC-P-PG-PP-R-S/M
Established in 1929, the company known today as EMCOR Services Combustioneer Corp. has a rich history servicing the Washington, D.C. area. In the 1940s, we installed the very first air conditioning unit in the White House. The demand for air conditioning and mechanical services grew as the population expanded. As we sought to support the diverse requirements of our customers, we expanded our service offerings to better meet their growing facilities needs. Today we offer a broad spectrum of mechanical and electrical services, from rooftop to ground level and beyond. In addition to HVAC installation, retrofit and servicing, our menu of services includes a full suite of electrical and building automation systems solutions. These solutions allow us to focus on your building systems while you focus on your core business.


F
Facility Engineering Services Corporation
Michael Maholchic
630 Main Street
Reisterstown, MD 21136
410-833-2801 ext 103
Fax: 410-833-8810
mikemaholchic@facilityeng.net
www.facilityeng.net
ATC-BAC-CFC-DB-MGC-R-S/M
Maryland rep for Andover Controls

Fletcher Weld-Fab
Michael Fletcher
12134 Woodsboro Pike
Keymar MD 21757
301-748-8353
Fax: 301-845-0074
fletcher5@comcast.net

Flo-Tron Contracting, Inc.
Frederick L. Matusky
10604 Beaver Dam Road
Hunt Valley, MD 21030
410-527-0060
Fax: 410-527-0084
fred@flo-tron.com
www.flo-tron.com
ATC-BFC-CFC-DB-GC-HVAC-MGC-P-PG-PP-S/M


G
General & Mechanical Services
Gregory B. Lilly
1007 Skidmore Drive
Annapolis, MD 21409
410-349-4070
1-877-511-7473
Fax: 410-349-4076
service@gms-hvac.com
www.gms-hvac.com
ATC-BAC-BFC-CADD-CFC-DB-GC-HVAC-MGC-P-PG-PP-PTC-R-S/M

Gleeson Electrial Company
Al Gleeson
4710 Upshur Street
Bladensburg, MD 20710
1-301-277-4680


H
H & D Mechanical, LLC
Erik Harley
701 Bestgate Road
Annapolis, MD 21401
301-752-7371
Fax: 443-949-9863
eharley@hdmechanical.net

Honeywell, Inc.
Mike Karmann
6935 Golden Ring Road
Baltimore, MD 21237
410-682-8244
Fax: 410-682-8260
michael.karmann@honeywell.com
www.honeywell.com
HVAC-S/M-ATC

Horton Mechanical Contractors, Inc.
Rodney Horton
7909 Philadelphia Road
Baltimore, MD 21237
(410) 866-4900
888-866-4900
Fax: (410) 866-4906
rhorton@mechcont.com
ATC-BAC-CADD-CFC-DB-FTP-HVAC-MBE-P-PG-PP-R-S/M
Certified, 100% minority owned, full service mechanical contractor with over 17 years of service. New construction and renovations performed on all types of commercial, institutional and industrial projects.

Hydro Technology
Debbie Kale
587 W. Clearview Drive
Glen Rock, PA 17327
717-235-8859
Fax: 717-235-1855
gentilehydrotec@aol.com


I
Industrial Construction & Maintenance, Inc.
Ken Listman
226 10th Street
Pasadena, MD 21122
410-437-1361
Fax: 410-437-7709
klistman@verizon.net
PP-P-S/M

Industrial Refrigeration Service, Inc.
Rudolf Nechay
1116 Middle River Road, Suite K
P. O. Box 70019
Baltimore, MD 21237
410-686-8900
888-686-8900
Fax: 410-686-4094
Rnechay@irsmd.com
www.irsmd.com
ATC-CADD-CFC-GC-HVAC-PG-PP-R-S/M
Industrial Refrigeration Service is the premier ammonia refrigeration contractor serving the food industry. We provide refrigeration service, engineering, installation and process piping.


J
J. F. Fischer, Inc.
John F. Fischer
7909 Philadelphia Road
Baltimore, MD 21237-2694
410-866-4900
1-888-866-4900
Fax: 410-866-4906
jfischer@mechcont.com
www.jffischer.com
ATC-BAC-BFC-CADD-CFC-DB-FTP-GC-HVAC-MGC-P-PG-PP-R-S/M
Full service mechanical contractor specializing in a wide range of commercial, institutional and industrial projects. Over 27 years experience on projects consisting of both new construction and renovations.

J. G. Martin Co., Inc.
John G. Martin, III
4925-27 Belair Road
Baltimore, MD 21206
410-485-1300
Fax: 410-485-8347
john@jgmartin-hvac.com
www.jgmartin-hvac.com
ATC-CFC-HVAC-P-R-S/M

John C. Grimberg Co., Inc.
Pete Grimberg
3200 Tower Oaks Blvd, #300
Rockville, MD 20852
301-881-5120
Fax: 301-881-4938
jfritts@grimberg.com
www.grimberg.com
ATC-GC-HVAC-P-PP-S/M

John J. Kirlin, LLC - Mid-Atlantic Division
Matt Hahr
515 Dover Road, Suite 2200
Rockville, MD 20850
301-738-8868
Fax: 301-762-5471
mhahr@jjkllc.com
www.jjkllc.com
ATC-BAC-BFC-CFC-DB-FTP-HVAC-MGC-P-PP-R-S/M

Johnson Controls, Inc. Systems
John D. Prusak
60 Loveton Circle
Sparks, MD 21152
410-527-2612
Fax: 410-527-2730
john.prusak@jci.com
www.jci.com
ATC-BAC-CFC-DB-GC-HVAC-R-S/M

Johnson Controls, Inc. Service
Steve Kachmar
60 Loveton Circle
Sparks, MD 21152
410-527-2777
Fax: 410-472-4928
steve.kachmar@jci.com
www.jci.com
ATC-HVAC-R-S/M


K
Kelly HVAC, Inc.
Christopher Kelly
8431 Old Marlboro Pike, 1st Floor
Upper Marlboro, MD 20772
301-736-6585
Fax: 301-736-3114
ckelly@kellyhvac.com
www.kellyhvac.com
ATC-BAC-BFC-CFC-DB-HVAC-P-PTC-R-S/M

Kinetic Systems, Inc.
Michael R. Cables
4226 Surles Court
Suite 500
Durham, NC 27703
510-703-7600
Fax: 503-224-8521
michael.cables@kinetics.net
www.kinetics.net
HVAC-P-PP


L
Limbach Co., LLC
Christopher Richardson
10110 Senate Drive
Lanham, MD 20706
301-429-0900
Fax: 301-429-9582
christopher.richardson@limbachinc.com
www.limbachinc.com
ATC-CADD-CFC-HVAC-P-R-S/M

Louis F. Soul, Co., Inc.
Louis F. Soul
6918 University Drive
Baltimore, MD 21220
410-686-7019
Fax: 410-687-0407
louisfsoul@aol.com
HVAC-P-PP


M
M & E Sales, Inc.
James Mabe
713 Kraft Court
Glen Burnie, MD 21061
410-766 3831
Cell 443-829-5848
Fax: 410-766-3832
mabeJC@aol.com
ATC-BFC-CFC-DB-HVAC-P-PP-S/M

M & M Welding & Fabricating, Inc.
Carey Dove
8100 Cessna Avenue
Gaithersburg, MD 20979
301-948-9330
Fax: 301-948-8803

MCEEO
10545 Guilford Rd, Ste 105
Jessup, MD 20794
301-953-7600

MDK Mechanical Services, Inc.
Curtis J. Kelly
3206 Grace Road
Sparrows Point, MD 21219
443-983-8026
mdkmechanicalservices@comcast.net

Mechanical Systems, Inc.
Steve Poore
8310 Guilford Road, Ste D
Columbia, MD 21046
410-381-4444
Fax: 410-381-4443
spoore@mechsys.com
www.mechsys.com

Montgomery Mechanical Services, Inc.
Richard Stewart
3051 Washington Blvd.,
Building A, Suite B
Baltimore, MD 21230
410-646- 9000
Fax: 410-646-4598
rstewart@montgomery-mech.com
www.montgomery-mech.com
BFC-HVAC-MBE-P-PP


N
N. R. Eyler, Inc.
Nicole R. Eyler
7909 Philadelphia Road
Baltimore, MD 21237
410-866-4900
Fax: 410-866-4906
neyler@mechcont.com
ATC-BAC-BFC-CADD-CFC-DB-FTP-HVAC-MGC-P-PG-PP-R-S/M-WBE

Northern Bay Environmental Systems, Inc.
Raymond C. Idleman, III
7505-D Connelly Drive
Hanover, MD 21076
410-768-8910
Fax: 410-553-9024
ridleman@nbesmechanical.com
www.nbesmechanical.com
ATC-BFC-CFC-DB-HVAC-MGC-R-S/M


P
Pevco Systems International, Inc.
C. J. Mimna
1401 Tangier Drive
Baltimore, MD 21220
410-931-8800
Fax: 410-931-4660
cmimna@pevco.com
www.pevco.com
PP-PTC

Pierce Associates, Inc.
Stephen C. Pierce
4216 Wheeler Avenue
P. O. Box 9050
Alexandria, VA 22304
703-751-2400
Fax: 703-751-2479
spierce@pai.us
www.pai.us
HVAC-P

Poole & Kent Corporation
Adam E. Snavely, President/CEO
4530 Hollins Ferry Road
Baltimore, MD 21227
410-247-2200
Direct 410-565-5347
Fax: 443-320-1495
Adam_Snavely@emcorgroup.com
www.poole-kent.com
BFC-CADD-DB-GC-HVAC-MGC-P-PG-PP-R-S/M-UTC
Since 1947, The Poole and Kent Corporation has been a leading provider in the installation and service of mechanical systems. In addition to the installation of complex plumbing, HVAC, and process piping systems, Poole and Kent also provides preconstruction assistance and budgeting, design/build and design/assist services, value engineering, LEED analysis, and 3-D coordination and modeling.

Power & Combustion, Inc.
David J. Fischer
7909 Philadelphia Road
Baltimore, MD 21237-2694
410-866-4900
888-866-4900
Fax: 410-866-4906
dfischer@mechcont.com
ATC-BAC-BFC-CADD-CFC-DB-FTP-HVAC-MGC-P-PG-PP-R-S/M


R
R. F. Warder, Inc.
Robert F. Warder Jr.
10556-A Philadelphia Road
White Marsh, MD 21162
410-344-0190
Fax: 410-344-0193
rwarder@rfwarder.com
www.rfwarder.com
ATC-BFC-CFC-DB-HVAC-MGC-P-PP-R-S/M

R. H. Lapp & Sons
George W. Lapp, Jr.
880 Kelly Road
Cumberland, MD 21502
301-724-6650
Fax: 301-724-2938
glapp@rhlapp.com
www.rhlapp.com
BFC-CFC-HVAC-P-PP-R-S/M

R. M. Thornton, Inc.
Bob Shaw
120 Westhampton Avenue
Capitol Heights, MD 20743
301-350-5000
Fax: 301-499-3609
bshaw@rmthornton.com
www.rmthornton.com
DB-HVAC-MGC-P-PP-R-S/M

RLS Heating & Air Conditioning
Dorothy Shifflett
8676 Head Harbor
Pasadena, MD 21122
410-439-0141
Fax: 410-439-0585
rlsheat@localnet.com
HVAC

Revis Engineering, Inc.
James Ward
8502 Dangerfield Road
P. O. Box 223
Clinton, MD. 20735
301-856-2400
Fax: 301-856-8859
james.ward@revisengineering.com
www.revisengineering.com

Rock Spring Heating & Cooling, Inc.
Bob Spalding, V. P.
P.O. Box 665 (Mail)
Forest Hill, MD 21050
(Deliveries & Office) 310 N. Main Street, Bel Air, MD. 21014
410-893-1933
Fax: 410-893-3600
bob.spalding@rockspringmechanical.com
www.rockspringhvacr.com
CFC-HVAC-MGC-PP-R-S/M

Roger's Refrigeration Company
Jeff Lynch
1918 Northwood Drive
Salisbury, MD 21802
410-546-2700
Fax: 410-546-5201
jeff_lynch@irco.com
www.irco.com
HVAC-P-PP-R-S/M
A full service mechanical contractor established in 1958, opened the Eastern Shore office in 1974. Operating as a full service mechanical contractor specializing in commercial, institutional and industrial projects.

Roth Brothers, Inc.
Paul Belair
3847 Crum Road
Youngstown, Ohio 44515
330-793-5571
Fax: 330-799-9005
pbelair@rothbros.com
www.rothbros.com
ATC-HVAC-P-PG-PP-S/M


S
S & S Control Systems, Inc.
Richard Sweet
P. O. Box 180
Hampstead, MD 21074
410-239-1295
Fax: 410-864-8861
sscontrolsys@sscontrolsys.com
www.sscontrolsys.com
ATC-BAC-CFC-DB-HVAC-P-S/M

SSI Services
P. O. Box 15319
Baltimore, MD 21220
443-865-9839

Siemens Industry, Inc.
Joel Meredith / Joe Domiano
2520 Lord Baltimore Drive, Suite D
Baltimore, MD 21244
410-645-1600
Fax: 410-645-1616
joseph.domiano@siemens.com
www.sbt.siemens.com
ATC-BAC-HVAC

Sketchers Mechanical Coordination, LLC
Michael W. Long
3100 Hiss Avenue
Baltimore, MD 21234
410-665-2147
Fax: 410-665-2147
sketchers@verizon.net
www.sketchersmc.com
CADD

South Mountain Mechanical
Rick Lopez
10248 Rolling Ridge Court
Myersville, MD 21773
877-293-9955
Fax: 301-293-3109
rlopez@smmci.com
www.smmci.com
ATC-DB-HVAC-MBE-R-S/M

Southland Industries
Ted Lynch
22340 Dresden Street - Suite 177
Dulles, VA 20166
703-834-5570
Fax: 703-834-5572
tlynch@southlandinc.com
www.southlandind.com
HVAC-P-PP

Spears Mechanical Contractor
Andrew (Mike) Spears, Sr.
P. O. Box 72229
Baltimore, MD 21237
410-574-6200
Fax: 410-574-6300
mspears@spearsmechanical.com
www.spearsmechanical.com
ATC-BFC-HVAC-MBE-P-PP

Stevens Painton Corporation
Gary Knops
7850 Freeway Circle
Suite 100
Middleburg Heights, OH 44130
440-234-7888
Fax: 440-234-1967
gdauka@spcdmg.com
www.spcdmg.com
DB-GC-P-PP-S/M

Stone Services, Inc
Robert Hacker
4134 Oak Hill Ave.
P. O. BOX 15319
Baltimore, MD 21236
410-918-0904
Fax: 410-665-4888
rhacker@stoneservices.net
www.stoneservices.net
ATC-CFC-DB-GC-HVAC-R-S/M-WBE


T
Temp Air Co., Inc.
Chris Bobes
5623 Reisterstown Road
Baltimore, MD 21215
410-358-8078
Fax: 410-358-8086
cbobes@tempaircompany.com
www.tempaircompany.com
ATC-HVAC-PG-P-PP-S/M

Trane - Baltimore
Terry Dugan
9603 Deereco Road - Suite 400
Timonium, MD. 21093
410-252-8100
Fax: 410-252-7330
tpdugan@trane.com
www.trane.com
ATC- BAC-CFC-HVAC-S/M

Triad Mechanical Services, Inc.
Mark Apicella
12232 Long Green Pike
P. O. Box 5025
Glen Arm, MD 21057
410-592-8081
Fax: 410-592-5070
mark@triad-hvac.com
www.triad-hvac.com
ATC-CFC-HVAC-R-S/M
Triad is a commercial and industrial HVAC service company providing system replacement, service, repair, 24 hour emergency support and tailored maintenance contracts for your demanding facility.

Trinmar Contracting Services, Inc.
Hayden P. Hall
1119 E. 30th Street
Baltimore, MD 21218
410-235-3806
Fax: 410-235-3807
HHall@TrinmarContracting.com
www.trinmarcontracting.com
HVAC-MBE-P-PG-PP


W
W. M. Schlosser Company, Inc.
Andrew Schlosser
2400 51st Place
Hyattsville, MD 20781
301-792-8703
Fax: 301-772-9263
aschlosser@wmschlosser.com
www.wmschlosser.com
GC-HVAC-P-PG-PP

Welch & Rushe, Inc.
David E. Welch, President
391 Prince George's Boulevard
Upper Marlboro, MD 20774
(301) 430-6000
Service Department (301) 430-6005
Fax: (301) 430-6001
dwelch@welchandrushe.com
www.welchandrushe.com
BFC-CADD-HVAC-MGC-P-PP-R

Wilking Mechanical Systems
Brian Wilking
14382 Curvin Drive
Stewartstown, PA 17363
717-993-5358
wilkingmechsys@zoominternet.net


Y
Yoder & Sons, Inc., Walter N.
John Yoder
PO Box 1337
16200 McMullen Hwy. SW
Cumberland, MD 21501-1337
301-729-0610
Fax: 301-729-1517
jyoder@wnyoder.com
www.wnyoder.com

 

 
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