Angol utca 36., Budapest 1149 | Tel: +3630/979-9036 | E-mail: office@ohe.hu | Website: www.ohe.hu
| President: | Noémi Csaposs |
| Executive Director | |
| Year of foundation | 1990 |
| Number of corporate members | 29 |
| Number of individual members | 6 |
| Number of staff | 0 |
| Number of volunteers | 0 |