Certificate of Completion

Middlesex County

City of London

City of London

LHPWSS, Grand Bend WTP Upgrades, Phase 3, Installation Contract (LH 2010, Tender 03-70)

Date substantially performed:

2004-05-13

Date certificate signed:

2004-05-20

Name of Owner

Lake Huron Primary Water Supply System, Joint Board of Management

Address of Owner

300 Dufferin Ave., PO Box 5035, London, ON N6A 4L9

Name of Contractor

Comstock Canada Ltd.

Address of Contractor

1200 Trafalgar Street, London, ON N5Z 1H5

Name of Certifier

Srdjan (Sergio) Stevandic, P.Eng. for MVA Engineering Group Ltd.

Address of Certifier

219 Consortium Court, London, ON N6E 2S8

Lake Huron Primary Water Supply System, Grand Bend Water Treatment Plant, 71155 Bluewater Highway, Grand Bend, Ontario N0M 1T0