Crossword Puzzle Pro at balancing

Clue: Pro at balancing

Balancing pros (e.g. CPAS with 4 letters)
Atelier prop (EASEL with 5 letters)
Atelier props (EASELS with 6 letters)
Atget product (PHOTO with 5 letters)
Unlikely Broadway production about the life of an atheist? (OHAIRTHEMUSICAL with 15 letters)
Athena's protectors? (PALLASGUARD with 11 letters)
Prophet of Thebes, struck blind by Athena when he accidentally saw her bathing (TIRESIAS with 8 letters)
Athens promenade (STOA with 4 letters)
Athlete's promoter (AGENT with 5 letters)
Certain professional athlete (ASTRO with 5 letters)