Go back to directory.Add to Address Book. Cleasby Manufacturing Co., Inc. Cleasby Manufacturing Co., Inc. Contact: John Cleasby Work PO Box 24132 San Francisco CA 94124 work Work Phone: (415) 822-6565work Work Fax: (415) 822-1843workfax Work Email: info@cleasby.comINTERNET Website: Cleasby Categories: RCAC Associate / Bronze Sponsor, RCAC Sponsor Updated 1 month ago.