Waterbury, CT-based Haydon Enterprises, a Harbour Group company, has acquired Kerk Motion Products, Inc.
 
Kerk, Hollis, NH, designs and manufactures a line of high-precision motion control products that include lead-screw assemblies, slides, linear rails, and actuators.
 
Haydon is a designer and manufacturer of fractional horsepower linear actuators, lead screw assemblies, rotary stepper motors and hermetically sealed switches for niche- market applications. The company, founded in 1951, operates 11 facilities on three continents.
 
Haydon is part of Harbour Group, a privately owned company based in St. Louis, MO. Harbour Group and its operating companies are engaged in the manufacture and distribution of a wide variety of consumer and industrial products, including decorative kitchen and bath hardware, specialty LED systems, linear actuators and switches, automotive-enthusiast products, lubricating systems and equipment, abrasives, diamond cutting products and related tools, entertainment and music products, and auxiliary plastic processing equipment.

Since its founding in 1976, Harbour Group has acquired 157 companies in 34 different industries.