| Company | Category | Area | Address | Web | E-mail | Contact person |
| MJ CARPENTER & SONS | Trade Contractor | Maryland | 1015 STIRRUP RUN DR, JARRETTSVILLE, Harford, Maryland, 21084-1701, USA |
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Mark Carpenter |
| MJ DEFINIS INC | Electrical Contractor | Maryland | 1511 HARDING LN, SILVER SPRING, Montgomery, Maryland, 20905-4003, USA |
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Michael Definis |
| MJ INFORMATION CONSULTING SVC | Management Consulting Services | Maryland | 8216 STEVE DR, DISTRICT HTS, Prince Georges, Maryland, 20747-2532, USA |
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Barbara Davis |
| MJ INT ELEC SERVCS INC | Electrical Service | Maryland | 10801 W KETTERING DR, UPPR MARLBORO, Prince Georges, Maryland, 20774-2161, USA |
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Milton Mussington |
| MJ INT ELEC SERVCS INC | Electrical Service | Maryland | 10801 W KETTERING DR, UPPR MARLBORO, Prince Georges, Maryland, 20774-2161, USA |
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Milton Mussington |
| MJ INTERIOR | Business Services | Maryland | 7204 GLENBROOK RD, BETHESDA, Montgomery, Maryland, 20814-1243, USA |
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Maryjoe Dunahoe |
| MJ PHEBUS CARPENTRY | Carpentry Contractor | Maryland | 6 S MAIN ST, WOODSBORO, Frederick, Maryland, 21798-8819, USA |
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M Phebus |
| MJ WESTPHAL ACCOUNTING SVCS | Accounting/auditing/bookkeepin | Maryland | PO BOX 2805, PRNC FREDERCK, Calvert, Maryland, 20678-2805, USA |
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Mary Westphal |
| MJ2A INC | Ebusiness Consulting | Maryland | 410 CREST LN, WESTMINSTER, Carroll, Maryland, 21157-7289, USA |
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Michael Yim |
| MJACC | Communications | Maryland | 16 S CALVERT ST # 203, BALTIMORE, Baltimore City, Maryland, 21202-1301, USA |
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Mark Johnson |
