Maryland Employer EIN Lookup

19,937 Maryland employers file a Form 5500. Below are the 500with the most plans. Each name opens the sponsor's plans. To find another company, use the EIN search.

EmployerEINPlans
Lockheed Martin Corporation52-189363220
Legal & General America, Inc52-123615013
University of Maryland Medical System Corporation52-13627939
W.R. Grace & Co.65-07736499
Barnallen Technologies, Inc.26-42433778
McCormick & Company, Inc.52-04082907
Boland Trane Services, Inc.52-07420337
Miles & Stockbridge P.C.52-18521317
T. Rowe Price Group, Inc.52-22646467
Greater Baltimore Medical Center, Inc.52-60496587
National Association for the Advancement of Colored People13-10841356
W.R. Grace & Co. - CT13-51142306
Whiting-Turner Contracting Company52-05294506
The Johns Hopkins University Office of Benefits Services52-05951106
Roy Jorgensen Associates, Inc.52-08507116
Mra Systems, LLC52-20632676
Autolus, Inc.82-32348386
WLRC Medical, Inc85-34182566
The Donohoe Companies, Inc.20-50448685
Employee Navigator26-34117395
Urban Teacher Center, Inc.27-09890065
Constellium US Holdings I, LLC27-41268195
The Baltimore Life Insurance Co.52-02369005
Shepherd Electric Co., Inc.52-04825505
Southern Maryland Electric Cooperative, Inc52-04923675
Washington College52-05916915
The Johns Hopkins University Applie D Physics Laboratory LLC Jhu/Apl52-05951115
Baltimore Symphony Orchestra, Inc.52-06296965
The Arc of Prince Georges County Inc.52-07152465
Chevy Chase Club, Inc.52-07999495
Nea Member Benefits52-08557675
Apwu-Health Plan52-09405945
Piedmont Airlines, Inc.52-09700905
L. Fishman & Son, Inc.52-09994935
Pohanka Oldsmobile GMC Truck Inc52-12430895
University of Maryland Faculty Physicians, Inc.52-12995635
Medstar Health, Inc.52-20874455
Centrus Energy Corp.52-21079115
Compass, Inc.52-21124125
International Association of Machinists and Aerospace Workers53-60014175
Logistec USA, Inc.62-13337565
JTF Publications, LLC93-44212895
American Institute of Physics13-16670534
Electronic Technology Consulting Solutions, Inc.27-35601294
Leidos Biomedical Research, Inc.33-06531854
American Urological Association Education and Research, Inc.43-06914374
Worksource Montgomery, Inc.46-27259864
Atlas Restaurant Group, LLC46-56953684
B. Green & Company, Inc.52-03363804
Venable, LLP52-05172504
Johns Hopkins Hospital52-05916564
Maryland Institute College of Art52-05916614
Sheppard Pratt Health System52-05916844
Naval Academy Athletic Association52-06136694
Whiteford, Taylor & Preston, L.L.P.52-06192144
Gordon Feinblatt LLC52-06277154
Federation of American Societies for Experimental Biology52-07004974
Sport Chevrolet Company LLC52-07924204
Melwood Horticultural Training Center Inc.52-08576904
First Peoples Community Federal Credit Union52-09051894
Rhinehart Railroad Construction, Inc.52-09070734
National Aquarium, Inc.52-11211634
Technical Resources International, Inc.52-11229014
Head Start of Washington County, Inc.52-11764164
The Ivymount School, Inc.52-11955274
Allegis Group, Inc.52-13049314
Abacus Technology Corporation52-13282154
First United Corporation52-13807704
Bakery De France, Inc.52-14607814
McHale & McHale Landscape Design LLC52-15588194
Tate Engineering Systems, Inc.52-16429924
Pleasants Construction, Inc52-17452924
Lockheed Martin Corporation52-17478354
Mele Associates, Inc.52-18194894
Semmes, Bowen & Semmes52-19555554
Marriott International, Inc.52-20559184
Carefirst, Inc.52-20692154
Liquidity Services, Inc.52-22092444
Maxcyte, Inc.52-22104384
Hirsch Electric LLC52-23224524
Electrical Safety Group Inc52-23234614
Iupat Industry Pension Fund52-60739094
Bakery and Confectionery Union and Industry International Health52-61185724
Lafayette Federal Credit Union53-01978954
James G Davis Construction Corporation54-07994234
Howard Hughes Medical Institute59-07357174
Correct RX Pharmacy Services, Inc.75-31114954
The Esab Group, Inc.84-09666484
Genesis Engineering Solutions, Inc.04-36513293
Synergy Enterprises, Incorporated04-37552533
Hendall Inc.04-37857803
Tykel, Inc Dba04-38108873
American Nurses Association13-18939233
Ineos Pigments USA Inc.13-32903003
Fiducial, Inc.13-40090353
Hias, Inc.13-56333073
Retirement Board of Bert Bell/Pete Rozelle NFL Player Retirement Plan13-60436363
Emergent Biosolutions14-19020183
Law Offices of Howard J. Walsh III14-19680103
Athena Consulting LLC16-16161693
Think Systems, Inc.20-06872393
Maximed Associates, P.C.20-07446633
HCBS Strategies, Inc.20-09583733
Maxim Biomedical, Inc.20-28449783
Dr. Sivakumar Pediatric Dental Center20-48235663
American Mechanical Services20-50814883
Master Security Company LLC20-58027013
SC&H Group, Inc.20-59918243
Novavax, Inc.22-28160463
Mid-Atlantic Door Group, Inc26-00414573
JK House of Grace, Inc.26-00513553
Rightdirection Technology Solutions LLC26-11537353
Phoenix International Holdings, Inc.26-14265143
Ivision Consulting, Inc.26-14641393
Yates Insurance, Inc.26-18631313
Guy Cappuccino, MD26-22784693
Dental Arts of Frederick LLC26-26154823
WM. T. Burnett & Company26-26579943
Qlarant, Inc.26-36704533
Joshua Moses LLC27-14083013
Franklin Family Dental Care, LLC 401(k) Plan27-18464073
Aurora Health Management LLC27-24286013
Dong S. Lee DMD, LLC27-24397403
Visionist, Inc.27-26680113
Total Civil Construction & Engineering, LLC27-39327223
Omnyon27-44951563
Aviation Systems Engineering Company, Inc.30-02414213
Washington Cardiovascular Institute, LLC32-00217373
Int'L Union of Painter & Allied35-01986003
Teco HVAC & Home Improvement LLC35-21800033
JBGS Employee Company LLC36-48612563
Direct Mortgage Loans, LLC45-31437953
Office Relocation Group45-32684573
Right Care Pediatrics45-35431263
Andiemac Waterproofing & Restoration45-36168603
Chestertown Pain Management, LLC45-36877533
Pratt Street HC Management, Inc.45-42385983
Advanced Allergy & Asthma Centers45-50896583
Governed United Security Professionals46-31553163
U.S. Financial Technology, LLC46-39672303
Killian Law Group, LLC46-52268133
WB Waste Solutions47-13122543
All in Underground, LLC47-22934073
Board of Trustees, Meba Pension Trust-Money Purchase Benefit51-60298963
Foodpro Corporation52-02342913
Brethren Mutual Insurance Company52-02545903
Choptank Electric Cooperative, Inc.52-02719433
Two Farms Inc.52-02750603
Columbia Country Club52-02781003
Municipal Employees Credit Union of Baltimore Inc.52-02840533
Bay-Vanguard Federal Savings Bank52-03902953
McLean Contracting Company52-04098953
Calvin B. Taylor Banking Company52-05054103
Mason and Carter, Inc.52-05617493
Keswick Multi-Care Center, Inc.52-05914853
The League for People With Disabilities, Incorporated52-05915793
The Kennedy Krieger Institute52-06079713
Suburban Hospital Incorporated52-06105453
Dla Piper LLP US52-06164903
Secu Credit Union of Maryland, Inc.52-06271143
Landon School Corporation52-06350923
Aircraft Owners and Pilots Association52-06362103
Aberdeen Proving Ground Federal Credit Union52-06373743
The Chestnut Partnership52-06406553
Apl Federal Credit Union52-06510373
Up to Date Laundry, LLC52-06569523
Powercon Corporation52-07096423
Donald B. Rice Tire Co., Inc.52-07100703
John S. Connor, Inc.52-07281003
A. Morton Thomas and Associates, Inc.52-07283023
Equipment Development Co., Inc52-07302973
A W Industries Inc.52-07475613
Acme Paper & Supply Co., Inc.52-07488493
H&S Bakery, Inc.52-07488523
Cummins-Wagner Co., Inc.52-07490213
Form Services Inc.52-07972933
Novatec, Inc52-08159153
Roberts Oxygen Company, Inc.52-08228693
Adrian L. Merton, Incorporated52-08490363
Association of Classified Employees, Ace-AFSCME Local 225052-08872533
Ayers Saint Gross, Inc.52-08995703
Somerset Community Services, Inc.52-09070363
Flippo Construction Company, Inc.52-09369453
Greater Baden Medical Services52-09614143
Humanim52-09625883
Ea Engineering, Science, and Technology, Inc., PBC52-09919113
Harkins Builders, Inc.52-10103623
Shimadzu Scientific Instruments Co52-10359563
JJF Management Services, Inc.52-10441963
Evapco Inc52-10596733
Special Agents Mutual Benefit Assoc52-10741543
Hollis Seunarine, Mdpa, LLC52-11054143
Shock Trauma Associates, P.A.52-11193503
Luminis Health Anne Arundel Medical Center, Inc.52-11693623
Carey International, Inc.52-11719653
Hagerstown Heart P a52-11803793
Bolton Partners, Inc.52-12311443
Eba Engineering, Inc.52-12426133
Moi, Inc.52-12854743
Richcroft, Inc.52-13023313
The Johns Hopkins Bayview Medical Center, Inc.52-13418903
A&T Systems, Inc.52-13604133
Gamse Lithographing Co., Inc.52-13791983
Sun Automation Inc.52-13946293
Indyne Inc52-13957993
Gable Signs & Graphics, Inc.52-14275183
Strategic Technology Institute, Inc.52-14498913
Buch Construction, Inc.52-14620353
Johns Hopkins Health System Corporation52-14653013
S.H. Tevis & Son Inc.52-14843043
Anne Arundel Gastroenterology Assoc P.A52-14897853
JCM Associates, Inc.52-15384223
Consolidated Construction Services, Inc.52-15697333
Goodell, Devries, Leech & Dann, LLP52-15712483
Health Care for the Homeless, Inc.52-15764043
Errands Plus Dba Rma Chauffeured Transportation52-15814753
Atlas Container Corporation52-16042683
Hillis-Carnes Engineering Associates, Inc.52-16292633
Ecology Services, Inc.52-16339803
Ctr Management, Inc.52-16351423
Susan Gage Caterers, Inc.52-16628703
Keller Management Services, LLC52-16914963
Fuchs North America, Inc.52-17554233
Bay Community Support Services, Inc.52-17635203
Bridgeway Benefit Technologies, LLC52-17964733
Baltimore Orioles Ltd Partnership52-18372823
Three Lower Counties Community52-18603793
Agency Holding Company of Maryland, Inc.52-18908233
GMS Mine Repair & Maintenance, Inc.52-19081183
Kogok Corporation52-19379183
Annie E Casey Foundation52-19516813
Meso Scale Diagnostics, LLC52-19749523
Under Armour, Inc.52-19900783
Healthcare Access Maryland, Inc.52-20170953
Rand Worldwide Subsidiary, Inc.52-20239973
Integrity National Corporation52-20639433
Imagine One Technology & Management, Ltd.52-21052483
Potomac Case Management Services, Inc.52-21188013
B & B Pile Driving Company Inc.52-21300453
Tidalhealth, Inc.52-21327613
Exceed, LLC52-21544573
Nexion Health Management, Inc.52-22389713
Alliance Material Handling, Inc.52-23238523
Scaffold Resource, LLC52-23432483
McDonogh School Incorporated52-60015773
Chesapeake Bay Foundation, Inc.52-60657573
Ua of Journeymen & Apprentices of the Plumbing & Pipe Fitting Industry53-01590203
National Electrical Benefit Fund53-01816573
The Holton-Arms School, Inc.53-01965073
Charles E. Smith Life Communities53-01965083
Bakery, Confectionery, Tobacco Work53-02311383
American Speech-Language-Hearing Association53-02404743
Washington Music Sales Center, Inc.53-02596123
Hannon Armstrong Capital LLC54-20226853
LB&B Associates Inc.56-17682283
Clark Construction Group LLC56-24473993
Origene Technologies, Inc.65-06262703
Edgewater Federal Solutions, Inc.71-09282303
Dynamic Service Solutions80-06251783
Dai ESOP, Inc.81-07812013
Dr. Jalli, MD PC81-09013793
Black Bear Sports Group, Inc81-11249373
Maryland Care Management, Inc.81-34685833
MCB Property Services, Inc.82-37286383
Chevy Chase Foot & Ankle LLC83-07645883
Community Heritage Financial, Inc.83-19502253
Westat, Inc.84-05295663
Kingdom Behavioral Health LLC85-10846223
Accompany Health87-40706203
Maverick Strategies, LLC88-25540273
Pax Services Group94-34437583
TNT Services Group II, Inc.01-05637402
Paradise Too, LLC01-07208982
Eliav International, LLC01-07704512
Bruno Brown Plastic Surgery01-07736062
Nmil 85, LLC01-07947732
Herrick Technology Laboratories, Inc.02-05210082
Staffing Advisors of Maryland, LLC02-06044142
Olney Endodontics, P.A.02-06769052
Mariner Finance03-04339772
McKennon Shelton & Henn LLP03-04626982
Hub City Orthodontics, P.A.03-04627842
Tenable, Inc.03-04864282
Pritchard Brown, LLC03-05253442
Andrew Mrowiec, MD, LLC Dba Aberdeen Family Practice03-05309002
NLG Insulation, Inc.03-05773382
Prime Medicine, LLC03-06136202
Canusa Hershman Recycling, LLC04-36514352
American Contracting & Environmental Services Inc.04-37548772
Board of Trustees-Pension Fund Local 96-IBEW04-62950802
Gerlein Orthodontics, LLC05-05262442
Abc Label & Packaging Supplies05-05367132
Toole Design Group, LLC05-05454292
American Association on Intellectual and Developmental Disabilities06-06360982
Orion Safety Products06-12401512
Macrogenics06-15916132
Contracting Resources Group, Inc.06-16414842
Precise Software Solutions, Inc.06-16927222
K. Dixon Architecture, PLLC06-17113972
Comprehensive Primary Care, LLC06-17239262
Dealeron, Inc.06-17306662
Zemitek, LLC06-18312032
Best Plumbing Specialties, Inc.11-20646722
Tishcon Corporation11-24323862
Rohde & Schwarz USA, Inc.11-24855282
Advanced Programs, Inc.11-30382452
Mezgebe Haile, M.D., P.A.11-36626752
Acento Real Estate Partners, LLC11-36868902
Vital Signs, LLC11-36971072
Maccaferri, Inc.13-12087932
American Physical Society13-16566102
The United States Pharmacopeial Convention13-16566922
Cystic Fibrosis Foundation13-19307012
Lutheran Immigration & Refugee Service Dba Global Refuge13-25748542
Child Trends Inc13-29829692
Bioqual, Inc.13-30781992
Cardinal Rental Sales Corp.13-34214622
W.R. Grace & Co.13-34619882
Manhattan Strategy Group13-42005692
Quantum Real Estate Management LLC13-42069962
Hostelling International USA13-56396892
Center for Veterinary Dentistry and Oral Surgery LLC14-19351752
Sodexo, Inc16-08126612
DSR, Inc.16-11543652
Win Team, LLC16-17052762
A K Aerospace Technology Corporation20-00121392
Rose Li and Associates, Inc.20-00216892
Innovative Life Solutions, Inc.20-00886622
M&M Pharmacy, Inc.20-01366442
Douglas McCorkle, M.D., P.A.20-01832762
Mechanical Engineering and Construction Corp20-02111172
Ripple Effect Communications, Inc.20-03041042
Advanced Building Performance, Inc.20-03061572
KLNB LLC20-03087882
Alcoa Concrete & Masonry Inc20-04725902
Frontline Enterprises LLC20-05721322
Ghanshyam Gupta MD PC20-07213702
Realmone,inc20-07891812
Ruppert Landscape, LLC20-08026502
Yankee Clippers Corporation20-08381662
Bergmann & Moore, LLC20-10274912
Primecare Medicine, P.A.20-11388292
Homes for Rent LLC20-11601832
A-Team Solutions LLC20-11954602
C J Miller, LLC20-12019622
Horus Technology Solutions, Inc.20-12128512
FGS, LLC20-13644352
Health Prime International, Inc.20-14355772
Newwave Telecom & Technologies, Inc.20-14394792
Tribalco, LLC20-15497262
Atlantic Tractor LLC20-16104202
Sun River Professional Services, LLC20-16206212
Freedom Technology Solutions Group,llc20-16797322
Class Produce Group, LLC20-17029122
Education Affiliates Inc20-17203502
Drug Depot, Inc.20-17505302
Sparksoft Corporation20-17798652
Service Benefit Plan Administrative Services Corporation20-19073672
Metropolitan Medical Consulting Services, LLC20-20036662
Sarah a Mess, MD, LLC20-20070342
Ralph W. Alman, Jr., D.D.S., P.A.20-20515102
Standard Solar, Inc.20-20997462
South River Technologies, Inc.20-22085912
Mark Sivieri MD PA20-22619342
Care Soft Dental, LLC20-24788712
Widmann Financial Services, Inc.20-25249512
Supernus Pharmaceuticals, Inc.20-25901842
Children Dental Care, Inc.20-27573862
Qed Systems LLC20-29145192
Gilbert's Indoor Range Operating Co., LLC20-29719022
Edgewater Dental Arts, Inc20-30102882
Donohoe Hospitality Services20-30918762
Maryland Twisters, Inc.20-32905302
Absoulute Transport, Inc.20-34082582
DRB Enterprises LLC20-34193682
Metro Montessori, LLC20-34633592
Infectious Disease Care Center20-34644822
Tista Science and Technology Corporation20-34854982
Coherent Technical Services, Inc20-35579172
National Postdoctoral Association20-35774412
Sage Growth Partners, LLC20-36172132
Keen Insurance Associates, LLC20-36712982
Tidewater Direct LLC20-37262522
Anju Verma MD PC Dba Diabetes & Hormone Center20-38260262
Psi Pax, Inc.20-39255972
The J.F. Johnson Lumber Company LLC20-39327722
Coherence Inc.20-39855022
Ariosa & Company, LLC20-40048802
Amit K Rajvanshi MD PC20-40498272
Horizon Land Co., LLC20-43724722
Quiet Title, LLC20-45691582
White Square Vascular Surgery, P. A.20-47888082
Highrise Consulting, Inc20-48250132
Pavement Depot of Maryland, LLC20-48297442
Susan E. Vickers, D.M.D., P.A.20-48521992
Aegis Project Controls, Corp20-50012392
Delmar Deli Provisions, LLC20-50043402
Jennerik Engineering, Inc.20-50242692
Columbia Aesthetic Plastic Surgery20-50479162
Window Nation, LLC20-50847242
Kidney Medical Associates20-52581122
Theranostix, Inc.20-54059722
Vinu Ganti, M.D., P.C.20-55046252
Annapolis Insurance Centers, Inc. T/a Jack Martin Insuranc Advisors20-55254092
Advanced Dermatology & Cosmetic Center, LLC20-56369712
Erp International, LLC20-57843012
D-S Pipe & Steel Supply, LLC20-58417442
Blair Construction, LLC20-58861822
A1 Affordable Locksmiths, L.C.20-58909832
Glenstone Foundation20-59384162
AV3, Inc.20-59948952
Seakeeper, Inc.20-59991052
Greenway Orthodontics, LLC20-82707772
Homespire Mortgage Corporation20-82792182
Calvert Dermatology LLC20-83043172
Banner Team, LLC20-84820942
Brawner Builders, Inc.20-85503012
Chavez Sheet Metal LLC20-85725112
Thomas Hao, LLC Dba Hao Orthodontics20-86798992
L1 Enterprises, Inc.20-87097362
Venkat N Reddy DDS LLC20-87200582
The Law Office of Hammad S. Matin20-87411982
Bell Nursery Holdings, LLC20-87459752
Frank J. Bianca, D.D.S.21-73839252
Old Pro Golf, Inc.22-17791622
Beretta USA Corporation22-18983522
Bizerba USA, Inc.22-25295562
Tcom, L.P.22-30052022
HHT Foundation International Inc22-31150412
Talegen Holdings, Inc22-32582662
Navitas, Inc.22-37397032
Fass Food Ingredients, LLC22-37908242
Miller & Zois, LLC22-38634122
DVCC, LLC23-05290602
Roi Marketing Corporation23-18564782
Hospitality Partners, LLC23-24354922
Ciena Corporation23-27253112
Copt Defense Properties, LP23-29300222
Lanco Dairy Farms Co-Op, Inc.23-29598702
Westmoreland Childrens Center23-70992442
American Kidney Fund, Inc.23-71242612
Total Health Care Inc.23-72670072
Worcester County Developmental Center, Inc.23-73006252
Western Maryland Health Care Corp23-73006422
The Foundation Schools23-74252562
Waterfowl Festival Inc23-78013452
Gutman Brothers, Ltd.25-13648352
Retail Services & Systems, Inc.25-15318562
The Patuxent Companies, LLC26-00324622
Precigen, Inc.26-00848952
M & N Contractors, LLC26-02115982
Altus Technical Solutions LLC26-02151152
Hanover Parkway Surgery Center, LLC26-02978532
Greenspring Pediatric Dentistry26-03976082
Prometric LLC26-04165962
Open Market Energy26-04280802
Huma Shakil, M.D., P.A.26-05817102
Blu Insurance, LLC26-06081772
Sonatype, Inc.26-06414722
A P Ventures, LLC26-07025192
Analytica LLC26-07287092
Universal Services Provider LL26-07584642
Frederick Kidney Care Associates, LLC26-10939292
Capital Medical, Inc.26-11530662
Barbara K. Honig, M.D., P.A.26-12093342
Am Pierce & Associates, Inc.26-12312572
Homecare Maryland, LLC (Dba Homecare Maryland)26-13781752
Capital Neuro Care, P.A,26-14521842
LTN Global Communications, Inc.26-14672012
National Technology Integrators LLC26-14703882
Battle Creek Construction, LLC26-14979362
Bethesda TMJ and Implant Center26-15191672
Culinary Services Group, LLC26-16298512
The Bethesda Group Psychological Services, LLC26-16375812
Palmeiro Law Group, LLC26-20008972
Reefpoint Group LLC26-20039512
Law Office of Laura Faibish, LLC26-20300162
Fairway Packaging, L.L.C.26-22401682
Georgeanna Garceau26-22831002
Aldea Services, Inc.26-24259472
Doctors First, LLC26-25858312
Kurup Wound Care, Inc.26-26970672
Physicians Now, LLC26-27019892
Business Operational Concepts, LLC26-27780532
Waybetter Marketing, Inc.26-29459232
Metropolitan Neurosurgery Group, LLC26-30937922
Intelligenesis, LLC26-31709402
Midcap Financial Services, Inc.26-32420562
Tech USA Inc.26-32508012
Planet Depos26-32805572
Saba Lakhani DDS PC26-32850942
Ardentsky, LLC26-33001572
Clearone Advantage, LLC26-33151632
Eran Kessous, MD, PC Dba Montgomery Sports Medicine Center26-34156182
The Sawyer Group, Inc.26-34177992
Annapolis Pretzels, LLC26-34192192
Critical Systems, LLC26-34749732
A Square Group LLC26-35044292
Spatial Front, Inc.26-36627782
Lieber Institute, Inc.26-36908832

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