Go back to directory. Add to Address Book. GWI GWI Contact: Keith Ellis Work 43 Landry St. Biddeford ME 04005 work Work Phone: 877-214-2009work Work Email: osp@staff.gwi.netINTERNET Biographical Info Internet, Hosted PBX, Wide Area Networks, Managed Firewalls, Local Dial Tone, Long Distance, Dark Fiber, Colocation Categories: Associate Members Updated 1 year ago.