Serving as a venue to provide professional development, networking, mentorship and leadership opportunities among local Ag community, regional branches are the grass-roots of the OIA. There are active OIA Branches across the Province of Ontario:

Branch NameAreas ServedBranch Contact
CentralGreater Toronto AreaContact this Branch Walter Burch-Smith, P.Ag.
GuelphGuelph AreaContact this Branch Dean Anderson, P.Ag.
HamiltonHamilton AreaContact this Branch Doug Yungblut, P.Ag.
HuroniaHuronia AreaContact this Branch Robin Blythe, T.Ag.
Long PointLong Point AreaContact this Branch Contact Western Branch Representative
NiagaraNiagara AreaContact this Branch George Mitges, P.Ag.
NorthernNorthern Ontario AreaContact this Branch Contact OIA Head Office
Ottawa - St. LawrenceOttawa - St. Lawrence AreaContact this Branch Christopher P. Dufault, P.Ag.
QuinteQuinte AreaContact this Branch Contact OSL Branch Representative
South WesternSouth Western Ontario AreaContact this Branch Contact Western Branch Representative
WesternLondon AreaContact this Branch Karen Robinson, T.Ag.