APX Enclosures manufactures custom electrical enclosures and related sheet-metal products, including outdoor NEMA-rated cabinets and UL-listed control panels. Founded in January 2001 as Tri-County Enclosures, the company began serving the outdoor traffic-enclosure market and later expanded into telecommunications, security, and public works. It is a Veteran Owned Small Business with manufacturing facilities in Pennsylvania, and states that its enclosures are made in the USA.
UL 508A
NEMA 3R
NEMA 4X
cUL 508A
Veteran Owned Small Business
Registration
APX CompanyBuilt around manufacturing operations with roots reaching back to Mitchell Machine Shop’s 1921 founding, APX Company is a Greencastle-based, veteran-owned small business known for integrated metal manufacturing. Its APX Enclosures operation began in 2001 with 12 employees, while APX York Sheet Metal carries more than 70 years of fabrication experience and serves industrial customers across the Mid-Atlantic.GREENCASTLE, PA
M-Tech Control CorpM-Tech Control began in a small garage in 1997 and has grown into a veteran-owned Pennsylvania manufacturer with a 25,000-square-foot facility. The company is known for working closely with OEM customers as a design and manufacturing partner, supporting projects from initial concept through finished electrical control panels. Its UL-approved shop applies more than 100 quality-control checkpoints to each build.SINKING SPRING, PA
StrongBoxSince 1985, StrongBox has built its identity around solving the irrigation sector’s need for protection that can withstand weather and vandalism. Now a division of MUM Industries, the Mentor-based manufacturer makes metal enclosures for professionals who need to safeguard outdoor electrical equipment, with U.S. production in Ohio and Texas. StrongBox is ISO 9001:2015 certified and also develops custom designs for specialized applications.MENTOR, OH
APG Vision, LLCSince 1990, APG Vision has manufactured camera and lighting enclosures that keep machine-vision equipment working in corrosive, wet, dusty and potentially explosive industrial environments. Based in Allison Park, Pennsylvania, the company maintains a catalog of more than 5,000 NEMA enclosures while also designing custom housings and OEM solutions, including FDA-compliant washdown applications. Its products are built to address standards such as NEMA, IP and explosion-proof specifications.238210ALLISON PARK, PA