| MOUNT VERNON CLUB OF BALTIMORE, INCORPORATED | — | D00238527 | 1929-03-28 | Active | BALTIMORE |
| MURCO FINANCIAL CORPORATION | — | D00065938 | 1929-02-11 | Dissolved | BALTIMORE |
| NATIONAL DISTRIBUTING PROPERTIES, INC. | — | D00158881 | 1929-04-04 | Dissolved | BALTIMORE |
| NATIONAL SASH WEIGHT CORPORATION | — | D00159301 | 1929-02-21 | Dissolved | BALTIMORE |
| NIAGARA SHARE CORPORATION | — | D00160945 | 1929-06-18 | Dissolved | BALTIMORE |
| ORIGINAL TWENTY SIXTH WARD WOMENS DEMOCRATIC ORGANIZATION CLUB, INC. | — | D00165423 | 1929-11-29 | Suspended | /A |
| PIPE CREEK METHODIST PROTESTANT CEMETERY COMPANY | — | D00173294 | 1929-11-18 | Suspended | MT. AIRY |
| PITTSVILLE VOLUNTEER FIRE DEPARTMENT, INC | — | D00173427 | 1929-03-22 | Active | PITTSVILLE |
| POST OFFICE CREDIT UNION OF MARYLAND, INC | — | D00512301 | 1929-07-27 | Active | BALTIMORE |
| PQ CORPORATION | — | F00031005 | 1929-10-15 | Dissolved | LUTHERVILLE |
| PRINCESS ANNE VOLUNTEER FIRE COMPANY, INCORPORATED | — | D00176578 | 1929-05-22 | Active | PRINCESS ANNE |
| PROVIDENCE METHODIST PROTESTANT CEMETERY COMPANY | — | D00177329 | 1929-05-08 | Active | |
| RINNIER DEVELOPMENT COMPANY | — | D00137869 | 1929-11-23 | Active | SALISBURY |
| RITZ REALTY CORPORATION | — | D00183038 | 1929-07-15 | Suspended | BALTIMORE |
| SACKETT INVESTMENT COMPANY, INC. | — | D00187708 | 1929-08-20 | Suspended | BALTIMORE |
| SCULLY RUBBER MANUFACTURING COMPANY, INCORPORATED | — | D00193326 | 1929-07-31 | Suspended | BALTIMORE |
| SELIGMAN COMMON STOCK FUND, INC | — | D00067157 | 1929-10-15 | Dissolved | LUTHERVILLE TIMONIUM |
| SEQUA CORPORATION | — | F00034876 | 1929-05-07 | Suspended | LUTHERVILLE TIMONIUM |
| SIMPLE TRIBUTE OF MARYLAND, INC | — | D00158386 | 1929-04-08 | Active | BETEHSDA |
| ST. JOSEPH'S SOCIETY OF THE SACRED HEART, INC | — | D00189076 | 1929-09-07 | Active | BALTIMORE |
| ST. LUKE EVANGELICAL LUTHERAN CHURCH | — | D00189167 | 1929-05-18 | Active | BALTIMORE |
| ST. PAUL'S PRESBYTERIAN CHURCH, COTTAGE CITY, PRINCE GEORGE'S COUNTY, MARYLAND | — | D00335398 | 1929-09-01 | Suspended | COTTAGE CITY |
| STANDARD BRANDS, INCORPORATED | — | F00034272 | 1929-08-26 | Merged | NEW YORK |
| STEAMSHIP TRADE ASSOCIATION OF BALTIMORE, INCORPORATED | — | D00202820 | 1929-01-14 | Active | MIDDLE RIVER |
| STEUART SON & COMPANY, INCORPORATED | — | D00203414 | 1929-09-06 | Suspended | BALTIMORE |
| SUNARHAUSERMAN, INC. | — | F00024547 | 1929-07-17 | Suspended | CUYAHOGA HEIGHTS |
| THE ASBURY CEMETERY ASSOCIATION INCORPORATED OF CECIL COUNTY | — | D01587815 | 1929-06-04 | Active | PERRYVILLE |
| THE B AND B EXTERMINATORS, INC. | — | D00051326 | 1929-03-19 | Suspended | BALTIMORE |
| THE BENEDICTINE SISTERS OF DELAWARE, INC | — | D00833921 | 1929-08-09 | Suspended | RIDGELY |
| THE BLOOMERY CEMETERY ASSOCIATION, INC | — | D00064626 | 1929-02-05 | Active | FEDERALSBURG |
| THE BOUMI IMMEDIATE BENEFIT ASSOCIATION, INCORPORATED | — | D00256818 | 1929-12-05 | Dissolved | BALTIMORE |
| THE CAMBRIDGE COUNTRY CLUB, INCORPORATED | — | D00070318 | 1929-07-15 | Suspended | CAMBRIDGE |
| THE CATONSVILLE BAPTIST CHURCH | — | D00287938 | 1929-06-12 | Active | CATONSVILLE |
| THE DUNLEER COMPANY | — | D00087163 | 1929-11-18 | Suspended | |
| THE E. A. KAESTNER COMPANY | — | D00126599 | 1929-01-02 | Dissolved | BALTIMORE |
| THE EASTERN SERVICE CORPORATION | — | D00091462 | 1929-10-14 | Active | CAMBRIDGE |
| THE FIRST ABYSSINIA BAPTIST CHURCH | — | D00560748 | 1929-03-04 | Active | BALTIMORE CITY |
| THE FOURTH DISTRICT CORPORATION | — | D00103671 | 1929-10-03 | Dissolved | BALTIMORE |
| THE GEORGE M. BUSHEY AND SONS COMPANY | — | D00257949 | 1929-02-27 | Active | WASHINGTON |
| THE GLENN DALE FIRE ASSOCIATION, INCORPORATED | — | D00110072 | 1929-04-08 | Active | GLENN DALE |
| THE GREATER BETHESDA CHAMBER OF COMMERCE, INC | — | D00063479 | 1929-06-01 | Active | BETHESDA |
| THE HAMILTON STREET CLUB, INC | — | D00116137 | 1929-12-20 | Active | BALTIMORE |
| THE JARRETTSVILLE VOLUNTEER FIRE COMPANY, INC | — | D00124180 | 1929-12-06 | Active | JARRETTSVILLE |
| THE MANHATTAN BEACH CIVIC ASSOCIATION, INC | — | D01025360 | 1929-10-03 | Active | ANNE ARUNDEL COUNTY, SEVERNA PARK |
| THE MARYLAND HORSE BREEDERS' ASSOCIATION, INC | — | D00148387 | 1929-01-16 | Active | REISTERSTOWN |
| THE NATIONAL PAVING AND CONTRACTING COMPANY | Manufacturing | D00159186 | 1929-02-04 | Suspended | BALTIMORE |
| THE NATURAL HISTORY SOCIETY OF MARYLAND, INC | — | D00159624 | 1929-04-12 | Active | BALTIMORE |
| THE NEWARK VOLUNTEER FIRE COMPANY | — | D00160762 | 1929-05-04 | Active | NEWARK |
| THE O-W FUND, INC. | — | D00158683 | 1929-09-26 | Merged | BALTIMORE |
| THE PEOPLES FINANCE COMPANY | — | D00039339 | 1929-08-16 | Suspended | FREDERICK |