Walindi Plantation Resort and MV FeBrina recommend the following Polish agencies, listed in no particular order.  The country code for Poland is +48.

Dive Away
Contact: DariuszSepiolo
Lucka 15/2407, 00-842 Warszawa
Tel: + 48 660 541959/ Toll Free:
Najlepsze Nurkowania
Contact: BartoszCieslak
ul Legionow 69, 91-070 Lodz
Tel: + 48 22 213 1831/ Toll Free:


The reefs are pristine and offer what I assume is diving as it was 100 years ago. The bonus was Orcas on the last day, something that I will not soon forget.

Travellin-Tireman, Canada (Trip Advisor - June 2014)