Armstrong Bros. Holding Co.
was acquired by
Armstrong Bros. Holding Co. and its wholly-owned subsidiaries (comprised of Armstrong Manufacturing, Inc., Mangerton Trench Co. LLC, and ABHCO Transportation LLC) are engaged in the manufacture, sale and rental of trench shields and shoring products with production operations and administrative headquarters in Union City, Michigan. The Company also has sales offices & rental yards in four Michigan locations: Charlotte, Grand Rapids, Taylor, and Union City. The Company’s products are sold and rented to the construction industry under the brand names: Griswold Machine & Engineering (GME), Pro-Tec Equipment, and Shore-Tec.
GME and Pro-Tec has been acquired by Trinity Industries, Inc.