Completely Renovated 3104 Sq Ft Office Space Available Immediately. Open Concept, Amazing Natural Light. In The Heart Of Downtown St. Catharines. Year 1: $8.39 (Base Rent) Year 2: $8.77 (Base Rent) Year 3: $9.16 (Base Rent) Year 4: $9.55 (Base Rent) Year 5: $9.93 (Base Rent) Year 6: $10.32 (Base Rent) Additional Rent: $12.50