He was a member of the Angstones, an Ottawa band which "mix[ed] European and American folk music with zany lyrics and a jumping beat.
[2] He has also recorded or performed with a wide range of improvisers: Vic Juris, Edward Simon, Seamus Blake, Jon Christensen, Andy Milne, Ben Monder, George Colligan, Craig Taborn, Sheila Jordan, David Murray, Andrew Cyrille, Donny McCaslin, Matt Brubeck, Ted Nash, Billy Hart, Marilyn Crispell, Myra Melford.
More recently, Geggie has begun performing in a group called A Low Glow, with baritone saxophonist David Mott, as well as a duo with Toronto-based vocalist Julie Michels.
Zoë Anglessey of Down Beat Magazine has stated that "Geggie['s music] unfurls a sonorous bottom of rich arco drones..." (February, 1997) Mark Miller from Canada's The Globe and Mail (a national newspaper) has called him "A very hip bassist".
(T. Bruce Wittet, Drums Etc., from November, 1999) Geggie has composed and performed his own compositions for the Ottawa Chamber Music Festival as well for the CBC and Radio-Canada.
Reviewer Richard Todd from the Ottawa Citizen stated that "Geggie's own work, Slices of Life,...a more cerebral piece...but it is eclectic and appealing, not to mention cunningly crafted"(August, 1998).