Cornerstone Electrical Services

To reach John Croteau at Mister Sparky: email John.Croteau@MisterSparky.com or
To reach John Croteau at Cornerstone Electrical Services: email info@cornerstoneelectrical.com.

Cornerstone Electrical Services:
Phone: 603.898.1911
Fax: 603.898.1051

Mailing Address for Cornerstone Electric and Mr. Sparky:
P.O. Box 1695
Salem, NH 03079

Physical Address for Cornerstone Electric and Mr. Sparky:
2 Industrial Way Unit #402
Salem, NH 03079

For residential repair or service,
please call our Mister Sparky division at 603.870.9500