Notice: JavaScript is required for this content. Program Office: 785 Britannia Ave Hamilton ON L8H-2B6 Phone: (905) 549 4884 Email: office@niwasa.ca Office Hours Monday to Friday – 8:15 AM to 4:15 PM Head Office: Address: 233-50 Generations Drive Ohsweken, ON N0A 1M0 Main Tel: (905) 549-4884