Polyphase System Inc. - General Electrical Contractor
- Office Address: 176 Pedro Benavente St., Barrigada, Guam 96913
- Mailing Address: P.O. Box 21146 Barrigada, Guam 96921
- Email Address: ronald@polyphase-guam.com
- Phone Number: (671) 633-2009
- Fax Number: (671) 633-5585
- 8:00 AM - 5:00 PM Monday - Friday
- 8:00 AM - 2:00 PM Saturday