ISF International School Frankfurt Rhein-Main Verwaltungs-GmbH is based in Frankfurt am Main and acts as a 100% subsidiary of ISF International School Frankfurt Rhein-Main GmbH & Co. KG, responsible for the management and administration of the international school. The school offers a two-stage kindergarten program and instruction for grades 1 through 12 and provides qualifications such as the International Baccalaureate (IB), Advanced Placement (AP), High School Diploma and IGCSE. In the 2023/2024 fiscal year the company generated revenue of €17,052,324.20, of which €16,511,278.28 were school fees, and pupil numbers rose to 884. As of 31 July 2024 the company held cash and bank balances of €12,990,235.48 and reported equity of €3,254,433.63 (equity ratio 23.5%).
Der Betrieb und die Verwaltung der von der ISF Internationale Schule Frankfurt-Rhein-Main GmbH & Co. KG zu errichtenden internationalen Schule in Frankfurt am Main. Die vorbereitende Planung der Internationalen Schule Frankfurt ist vom Gesellschaftszweck der GmbH umfaßt.
Converted using the official Destatis and Eurostat correspondence tables; ISIC Rev. 4 is the United Nations' international industry classification.
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Source: German Commercial Register (Handelsregister) Frankfurt am Main Local Court, HRB 39617 (as of 26 October 2026)
| Name | Type | City |
|---|---|---|
| Carl Bistany | Geschäftsführer(in) | Paris |
| Victor Saad | Geschäftsführer(in) | Rabieh |
Source: German Commercial Register (Handelsregister) Frankfurt am Main Local Court, HRB 39617 (as of 26 October 2026)
| Year | Revenue | Profit | Balance | Employees |
|---|---|---|---|---|
| 2025 | €17,322,423 | €1,312,108 | €13,549,582 | — |
| 2024 | €17,052,324 | €958,186 | €13,854,391 | — |
| 2023 | €15,823,287 | €599,156 | €12,289,796 | — |
| 2022 | €13,315,916 | -€410,289 | €11,469,498 | — |
| 2021 | €12,726,444 | -€116,154 | €11,372,675 | — |
| 2020 | €14,132,118 | €871,021 | €10,862,235 | — |
| 2019 | €14,862,483 | €427,475 | €11,478,845 | — |
| 2018 | €14,266,804 | €214,288 | €10,782,560 | — |
| 2017 | €13,168,208 | -€387,946 | €10,191,799 | — |
| 2016 | €13,921,374 | €18,890 | €9,586,672 | — |
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Source: German Commercial Register (Handelsregister) Frankfurt am Main Local Court, HRB 39617 (as of 26 October 2026)
GGB Gesellschaft zur ganzheitlichen Bildung gemeinnützige GmbH Sachsen
Glauchau · Allgemeinbildende weiterführende Schulen des Sekundarbereichs II
neuhof-Bildungswerk gemeinnützige Gesellschaft mit beschränkter Haftung
München · Allgemeinbildende Schulen des Sekundarbereichs I
Private Schulen Pindl GmbH
Regensburg · Allgemeinbildende weiterführende Schulen des Sekundarbereichs II
| Cost type | Amount | Share |
|---|---|---|
| Personnel Costs | €9,869,813 | 94.7% |
| Material Costs | €371,074 | 3.6% |
| Depreciation | €179,698 | 1.7% |
