General Shareholder Inquiries:
Computershare Trust Company of Canada
514-982-7555
1-800-564-6253 (toll-free)
416-263-9394 (fax)
1-888-453-0300 (fax, toll-free)
Analysis & Institutional Investor Inquiries:
Email Hydro One Investor Relations
Mailing Address:
Hydro One Investor Relations
483 Bay St., 7th Floor
Toronto, Ontario M5G 2P5
Canada