Roughly 2,640 OPSEU/SEFPO members work directly or indirectly for Mackenzie Health. They are each a member of 1 of 5 bargaining units and their wages and rules of work are laid out in 5 contracts:
- Mackenzie Health Service - collective agreement
- Mackenzie Health Office and Clerical - No contract on file
- Mackenzie Health Health Information Management and Central Staffing and Scheduling - No contract on file
- Mackenzie Health Paramedical - No contract on file
- Mackenzie Health - collective agreement
The Mackenzie Health workers are each members of 1 of 2 OPSEU/SEFPO locals: