| SIRET | Nom | Nombre copropriétés |
| 67850117200178 | FONCIA ALSACE | 1671 |
| 30521823200075 | CITYA RUHL-SEGESCA | 335 |
| 39973415100018 | ZIMMERMANN SA | 319 |
| 31247827400037 | AGENCE STRASBOURG IMMOBILIERE | 302 |
| 77884627900033 | IMMOVAL | 252 |
| 73850200400034 | IMMIUM GESTION ALSACE | 191 |
| 30587551000045 | SOC DE GESTION STRASBOURGEOISE | 180 |
| 82756664700018 | B ET S IMMOBILIER | 171 |
| 44096253800037 | ALSIMMO | 169 |
| 41428109700041 | LA CHENAIE IMMOBILIER | 164 |
| 31648749500020 | CABINET LAEMMEL | 147 |
| 51868445100033 | TRADIGESTION IMMOBILIER | 132 |
| 31038142100042 | IMMO M | 130 |
| 48430386200037 | HEBDING IMMOBILIER | 130 |
| 52831627600021 | LOGE IMMOBILIER | 121 |
| 79122394400012 | REGENCY GESTION | 115 |
| 39451437600042 | EGTI EUROPEENNE DE GESTION ET DE TRANSAC | 111 |
| 30245495400017 | IMMOBILIERE MARNE | 102 |
| 56850269400025 | IMMOBILIERE DU RHIN | 93 |
| 79119232100028 | ADMI IMMO | 83 |
| 42224426900029 | SAINT CLAIR IMMOBILIER | 80 |
| 78908439900011 | LA STRASBOURGEOISE DE GESTION LOCATIVE | 65 |
| 40291628200021 | DOMO'GEST | 60 |
| 44496836600013 | RIVE GAUCHE GESTION | 55 |
| 33852834200094 | CEGIP-CABINET ETUDES GESTION IMM.PATRIM. | 53 |
| 32631484600014 | SOGEPA | 50 |
| 75158994600019 | IMMOBILIERE NAPOLEON | 47 |
| 85085688100014 | F-GESTION | 36 |
| 65850050900026 | CABINET IMMOBILIER DROMSON | 32 |
| 88290746200015 | CLAUDE GESTION IMMOBILIERE | 30 |
| 88119001100018 | CHERIF*HALFAOUI/AMAL FARAH / | 28 |
| 53754913100028 | PHILIPPE PONCET CONSEIL | 25 |
| 51438626700017 | AGENCE IMMOBILIERE ROHANNE | 15 |
| 82438586800016 | INNOVIMMO STRASBOURG | 14 |
| 82502385600016 | B. PFEIFFER ARCHITECTURE ET GESTION | 12 |
| 45180840600016 | GEISS IMMOBILIER | 9 |
| 77884627900082 | IMMOVAL | 4 |
| 43503242000026 | IMMOVAL-CHAMAR | 3 |
| 54850136000034 | ALSACE HABITAT | 3 |
| 81965865900019 | CITIZEN IMMOBILIER | 2 |