AS&L Industrial Service
ATC-HVAC-PG-PP-S/M
Ray Adey
8143 Beachwood Road
Baltimore, MD 21222
(410) 388-2072
Fax: (410) 388-2074
aslindserv@aol.com

Arctic Refrigeration, Inc.
P-HVAC-P-S/M-TC
John P. Fleck
4930 Little Court
Ellicott City, MD 21043
(410) 947-3188
800-272-8428
Fax: (410) 947-4129
jpfarctic@verizon.net

B
BBR Mechanical
ATC-HVAC-R
Rich Simpkins
P. O. Box 583
Jarrettsville, MD 21084
410-557-2550
Fax: 410-557-0696
BBRMechanical@yahoo.com

C
Carlisle Contracting, LLC
P-PP
Mike Ernst
300 East Joppa Road #800
Towson, MD 21286
410-337-5755
Fax: 410-337-5890
Michael.Ernst@Whiting-Turner.com
www.whiting-turner.com

Christiana Mechanical, Inc. (Delmarva MCA Only)
Francis L. Sill
109 Sleepy Hollow Drive, Suite A
Middletown, DE 19707
(302) 378-7308
Fax: (302) 378-7738

Conditioned Air Systems, Inc.
Richard Putnam
5010 Bob White Court
Frederick, MD 21703
301-607-9140
Fax: 240-358-0065
rputnam@cas-hvac.com
www.cas-hvac.com

D
DECA Electrical Contractors
HVAC-PT-TC
William Ruley
6501 Harford Road
Baltimore, MD 21214
(410) 254-3955
Fax: (410) 444-0725
Steven Petri (steve@decainc.com)
www.decainc.com

DeVito Mechanical Services, Inc. (Delmarva MCA Only)
Paul DeVito
110 West Bayview Drive
Annapolis, MD 21403
(410) 267-7330
Fax: (410) 267-7330

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

Dynastics, Inc.
HVAC-S/M-TC
Dale Gatton, Jr.
1917 Lansdowne Road
Baltimore, MD 21227
(410) 247-6750
Fax: (410) 247-6794
dynasticsinc@aol.com

E
Electric Automation Services, Inc. (EASI)
ATC
Al Pettie
3410 Mountain Road
Pasadena, MD 21122
(410) 437-3103
Fax: (410) 437-3163
al.pettie@easicontrols.com
www.easicontrols.com

F
Facilities Engineering
ACT/S/M
Michael Maholchic
630 Main Street
Reisterstown, MD 21136
(410) 833-2801
Fax: (410) 833-8810
www.facilitieseng.net

Flo-Tron Contracting, Inc. (Also Delmarva MCA)
PG-ATC-HVAC-P-PP-S/M
Frederick L. Matusky
10604 Beaver Dam Road
Hunt Valley, MD 21030
(410) 527-0060
Fax: (410) 527-0084
fmatusky@flo-tron.com
www.flo-tron.com

G
General & Mechanical Services (Also Delmarva MCA)
P-PP-S/M
Gregory B. Lilly
1007 Skidmore Drive
Annapolis, MD 21041
(410) 349-4070
1-877-511-7473
Fax: (410) 349-4076
service@gms-hvac.com
www.gms-hvac.com

Giant Food, LLC
Eric Weiss
8301 Professional Place, Suite 115
Landover, MD 20785-2351
301-341-4798
301-618-4964

H
Heat & Power Corporation
HVAC-P-PG-PP-S/M
George Weiderhold
2100 Van Deman Street
Baltimore, MD 21224

Highlander Contracting Co., Inc.
HVAC-P
Michael T. Dobbs
7227-C Golden Ring Road
Baltimore, MD 21221
410-686-3410
Fax: 410-686-3411
mdobbs@highlandercc.com
www.highlandercc.com

Honeywell, Inc. (Also Delmarva MCA)
Chuck Bonadio
6935 Golden Ring Road
Baltimore, MD 21237
410-682-8200
Fax: 410-682-8260
chuck.bonadio@honeywell,com
www.honeywell.com

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

I
Industrial Refrigeration Service, Inc.
HVAC-PP-S/M-TC
Rudy Nechay
P. O. Box 70019
Baltimore, MD 21237
(410) 686-8900
Fax: (410) 686-4094
nechay@irsmd.org
www.irsmd.com

J
J. F. Fischer, Inc. (Also Delmarva MCA)
HVAC-P-PG-PP
John F. Fischer
7909 Philadelphia Road
Baltimore, MD 21237-2694
(410) 866-4900
1-888-866-4900
Fax: (410) 866-4906
jfischer@mechcont.com
jffischer.com

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

James P. Kruger & Assoc., Inc.
HVAC-P
James P. Kruger, III
5364 Kerger Road
Ellicott City, MD 21043
(410) 744-7716
Fax: (410) 744-7716
j.kiii@.worldnet.att.net

John C. Grimberg Co., Inc.
HVAC-P-PP-S/M-TC-GC
Pete Grimberg/Jeanne Fritts
5501 Randolph Road
Rockville, MD 20852
(301) 881-5120
Fax: (301) 881-4938
pgrimberg@grimberg.com
www.grimberg.com

John J. Kirlin, LLC
HVAC-P-PP
Jason A. Carter
515 Dover Road, Suite 2200
Rockville, MD 20850
301-738-8859
Fax: 301-762-5471
jcarter@jjkllc.com
www.johnjkirlin-inc.com

Johnson Controls Inc. - Services (Also Delmarva MCA)
HVAC-S/M-TC
Stephen J. Weissenberger
9055-A Guilford Road
Columbia, MD 21046
(410) 720-6380
Fax: (410) 720-6428
steve.weissenberger@york.com
www.york.com

Johnson Controls, Inc. - Systems (Also Delmarva MCA)
HVAC-S/M-TC
Douglas H. Waire
60 Loveton Circle
Sparks, MD 21152
(410) 584-1160
Fax: (410) 472-4928
dougwaire@jci.com
www.jci.com

K
Kelly HVAC, Inc.
Christopher Kelly
8431 Old Marlboro Pike, Suite 200
Upper Marlboro, MD 20772
301-736-6585
Fax: 301-736-3114
ckelly@kellycos.com
www.kellyhvac.com

L
Limbach Company, LLC
PP
Laura Livingston
10110 Senate Drive
Lanham, MD 20706
301-384-0400
Fax: 301-384-0501
www.limbach.com

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

M
MVP, Inc. (Delmarva MCA Only)
Bill Bowman
6 Kawan Drive
Georgetown, DE 19947
(302) 934-8926
Fax: (302) 934-9652

Montgomery Mechanical Services
Richard Stewart
3051 Washington Blvd., Bldg. A, Suite B
Baltimore, MD 21230
410-646-9000
Fax: 410-646-4598

N
Northern Bay Environmental Systems, Inc.
HVAC-P-PG-PP-S/M-TC
Raymond C. Idleman, Jr.
7505-D Connelly Drive
Hanover, MD 21076
(410) 768-8910
Fax: (410) 553-9024
RIdleman@NBESMechanical.com
www.nbesmechanical.com

P
Pevco Systems International, Inc.
PTC-PP
Thomas P. Higgs
10001 Franklin Square Drive
Baltimore, MD 21236
(410) 931-8800
1-800-296-7382
Fax: (410) 931-4660
thiggs@pevco.com
www.pevco.com

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

Power & Combustion, Inc.
PG-PP-S/M
David J. Fischer
Mechanical Contractors Building
7909 Philadelphia Road
Baltimore, MD 21237-2694
(410) 866-4900
Fax: (410) 866-4906
dfischer@mechcont.com

R
R. F. Warder, Inc.
ACT-HVAC-S/M
Robert F. Warder, Jr.
10556-A Philadelphia Road
White Marsh, MD 21162
(410) 344-0190
Fax: (410) 344-0193

R. H. Lapp & Sons
George W. Lapp, Jr.
880 Kelly Road
Cumberland, MD 21502
301-724-6650
Fax: 301-724-2938
glapp@rhlapp.com

Riggs Distler & Company, Inc.
HVAC-CS-FTP-P-PG-PP
Steve Haller
9411 Philadelphia Road - Unit P
Baltimore, MD 21237
(410) 633-0300
Fax: (410) 633-2119
shaller@riggsdistler.com
riggsdistler.com

Rock Spring Heating & Cooling, Inc.
HVAC-PP-S/M-TC-FR
Brenda & Robert Spalding
P.O. Box 665
Forest Hill, MD 21050
(410) 893-1933
Fax: (410) 893-3600
RockspringHC@aol.com
www.rockspringhvacr.com

Roger's Refrigeration Company (Delmarva MCA Only)
HVAC-P-PP-S/M
David Chandler
1918 Northwood Drive
Salisbury, MD 21801
(410) 546-2700
Fax: (410) 546-5201

S
S & S Control Systems, Inc.
HVAC-P-PT-S/M-TC
Richard Sweet
P. O. Box 180
Hampstead, MD 21074
(410) 239-1295
Fax: (410) 864-8861
rsweet@adelphia.net

Siemens Building Technologies, Inc. (Also Delmarva MCA)
HVAC-S/M-TC
Jopseph P. Domiano
2520 Lord Baltimore Road
Baltimore, MD 21244
410-645-1600
Fax: 410-645-1616
joseph.domiano@siemens.com
www.siemens.com

Spears Mechanical Contractor
HVAC-PT-P-PP-S/M-TC
Andrew (Mike) Spears, Sr.
P. O. Box 6210
Baltimore, MD 21206
(410) 574-6200
Fax: (410) 574-6300
mspears@spearsmechanical.com
www.spearsmechanical.com

T
T. A. Gorman, Inc.
HVAC-P-PG-PP-S/M
Thomas A. Gorman, 3rd
1030 Batavia Farm Road
Baltimore, MD 21237
(410) 574-3232
Fax: (410) 574-3634

Temp Air Co., Inc.
MC-HVAC-PG-P-PP-S.M-FR
Al Bobes
5623 Reisterstown Road
Baltimore, MD 21215
(410) 358-8078
Fax: (410) 358-8086
tempairinc@aol.com

The Poole & Kent Company
HVAC-P-PP
Adam E.. Snavely, V.P.
4530 Hollins Ferry Road
Baltimore, MD 21227
(410) 247-2200
Fax: (410) 247-2331
Adam_Snavely@emcorgroup.com
www.poole-kent.com

Trane, Baltimore District
HVAC
Thomas R. Nastro
9603 Deereco Road #400
Timonium, MD 21093
410-252-8100
Fax: 410-252-7330
trnastro@trane.com
www.trane.com

Triad Mechanical Services, Inc.
HVAC
Mark Apicella
12232 Long Green Pike
Glen Arm, MD 21057
410-592-8081
Fax: 410-592-5070
mark@triad-hvac.com

W
W. M. Schlosser Company, Inc.
HVAC-P-PG-PP-GC
Andrew Schlosser
2400 51st Place
Hyattsville, MD 20781
410-792-8703
Fax: 410-792-9263
www.wmschlosser.com