Challenger Companies, Inc. Challenger Companies, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories   Other >> Division 26 - Electrical >> 26 30 00 Facility Electrical Power Generating and Storing Equipment Challenger Companies, Inc. 1415 Madison AveNampa, ID 83687 | map | directions Jason Wright (208) 461-0608 | fax: (208) 461-0650 Visit Site Industrial and commercial contractor and certified welder specializing in electrical, mechanical, and plumbing. UL listed 508A and 698A control panel shop. Member Since: 2016