Crossword Puzzle Organizer of events for swingers

Clue: Organizer of events for swingers

Forest swingers (e.g. APES with 4 letters)
Like some formal events (BLACKTIE with 8 letters)
Forensic events (DEBATES with 7 letters)
Foreshadowing events (OMENS with 5 letters)
Organizer of one of four Grand Slam events: Abbr. (PGA with 3 letters)
Organizer of many nonprofit events (PGATOUR with 7 letters)
Formal events (CEREMONIES with 10 letters)
Fish to wear to formal events? (DRESSMINNOW with 11 letters)
Office organizer (FILEBOX with 7 letters)
Events that result in unsatisfactory officeholders? (OFFELECTIONS with 12 letters)