Mailing Address

 EHA Engineering Ltd.
 Box 2711
 Postal Station B
 Richmond Hill, Ontario, Canada
 L4E 1A7
Consulting Metallurgical Engineers
 Engineering Ltd.
My status
Skype
 Telephone
 
 416-460-3048
 Email:
 
 a.hayden@ehaengineering.com
 
 Webmaster:
 
 brian_hayden@ehaengineering.com