F. E. Ciccone and Company, Center Harbor, NH 03226, U.S.
-- Monumental Metal Door Restoration and Repair. Building Entrance Specialists.
-- 617-901-9500  http://www.door-restoration.com

Moulton Custom Door of Vermont, Duxbury, VT 05676, U.S.
-- Custom Garage Door Systems. Servicing the Northeast U.S.
-- 802-244-5357  http://www.MoultonCustomDoor.com

Highpower Security Products, LLC, Meriden, CT 06450, U.S.
-- Security Systems and Access Controls for Historic Buildings.
-- 800-991-3646  http://www.highpowersecurity.com

SwissShade and Security, Inc., Tucson, AZ 85735, U.S.
-- Reproduction of Historic Windows and Doors to Modern Standards for Security, Energy Savings and Noise.
-- 520-822-1982  http://www.swissshade.com