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    Local Associations

    Bluewater Builders' Association
    Renfrew County Home Builders' Association
    Thunder Bay Home Builders' Association

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    Institute of Building Excellence

    Telephone
    Toll Free: 1-800-387-0109

    Fax
    416-443-9982

    Email
    support@ohba.ca

    Address
    20 Upjohn Rd., Suite 101
    North York, ON
    M3B 2V9

    Office Hours
    9:00am - 5:00pm EST
    Monday to Friday

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