Dover Corporate Development History
Our long history of making successful acquisitions began with Fred Durham, CEO from 1956 through 1966. In just over 45 years, Dover has acquired more than 100 manufacturing companies. This acquisition strategy has benefitted Dover stockholders, employees and customers.
Dover—comprised of four companies: Rotary Lift1, C. Lee Cook, Morris and Peerless2—goes public.
1Dover Elevator later became an independent operating company after an internal spin-off from Rotary. [Divested in 1999.]
2Peerless was divested in 1977.
Shepard-Warner acquired by Elevator.
General Elevator acquired by Elevator.
OPW [Split to form: Civacon, OPW Engineered Systems and OPW Fueling Components.]
Monarch Elevators acquired by Elevator.
Alberta Oil Tool acquired by Norris; later a stand-alone.
Parks Equipment acquired by Norris; later, Norriseal.
Anderson-Priest acquired by Elevator.
Elevator Sales/Service acquired by Elevator.
De-Sta-Co [Split to form: De-Sta-Co Manufacturing and De-Sta-Co Industrial Products.]
Acme Elevator acquired by Elevator.
Walter O'Bannon acquired by Norris.
Hunter-Hayes acquired by Elevator.
Elevator Service acquired by Elevator.
Reddy Elevator acquired by Elevator.
Moody & Rowe acquired by Elevator.
Burch acquired by Elevator.
Turnbull acquired by Elevator.
Burlington acquired by Elevator.
Bernard Welding [Divested in 2001.]
Davenport [Divested in 2000]
Hammond & Champness acquired by Elevator. [Divested in 1997.]
Louisiana Elevator acquired by Elevator.
Ernest Holmes [Divested in 1987.]
W.W. Moore acquired by Elevator.
Campbell-Elevator acquired by Elevator.
Dieterich Standard [Divested in
Compressor Components acquired by C. Lee Cook.
Measurement Systems [Divested in 1996.]
Cencorp [Became part of Dovatron; Divested in 1993.]
Miami Elevator acquired by Elevator.
Pathway Bellows [Divested in 1999.]
Sound Elevator acquired by Elevator.
Sincotron [Later restructured as part of Universal.]
Logic Controls [Acquired by Norris; later became part of Norriseal.]
Corpane [Divested in 1992.]
Weldcraft [Acquired by Bernard; now DovaTech; divested in 2001.]
Dielectric [Acquired by K&L; later became part of Quadrant.]
Lagerquist acquired by Elevator.
Arbell [Later became part of Universal.]
Oscillatek [Later became part of Quadrant.]
Manley Valve acquired by C. Lee Cook.
I.S.T. [Acquired by OPW; divested in 1991.]
Communication Techniques [Acquired by K&L; later became part of Quadrant.]
Nurad [Divested in 1991.]
Hawaiian Pacific acquired by Elevator.
American Metal Ware [Divested in 1995.]
PME [Acquired by Waukesha; divested in 1992.]
Wolfe Frostop Sales [Acquired by Groen; divested in 1991.]
Weaver acquired by Rotary Lift [Divested in 1989.]
General Elevator acquired by Elevator.
Ferguson-Beauregard acquired by Norriseal.
Pomeco acquired by OPW.
Chief Automotive Systems York-Gregg acquired by Elevator.
Stark Manufacturing [Later became part of De-Sta-Co.]
Security Elevator acquired by Elevator.
Empire Elevator acquired by Elevator.
Hudson Elevator acquired by Elevator.
A-C Compressor [Divested in 2001.]
B&S Screw Machine [Later became part of Davenport.]
Vectron Labs [Later became part of Quadrant.]
The Heil Co. [Later split into Heil Trailer and Heil Environmental.]
Richland acquired by Tranter.
TEC [Later became part of Pathway Bellows.]
Phoenix Refrigeration Systems
J&L acquired by Heil Trailer.
Dynapert acquired by Universal.
TNI [Later became part of DT Magnetics.]
Koolrad acquired by Tranter.
HTT/Swep acquired by Tranter.
Reheat AB acquired by Tranter.
Technopak acquired by Tipper Tie.
Tarby acquired by Blackmer.
Midstate Elevator acquired by Elevator.
Hill merged with Phoenix Refrigeration.
Knappco acquired by Civacon.
Margaux acquired by Hill Phoenix.
Hasstech acquired by OPW FC.
Hammond Engineering acquired by Blackmer.
AT&T FCP acquired by Quadrant; renamed Vectron Technologies.
Trailmaster acquired by Heil Trailer.
GFS [Acquired by TNI; later became part of DT Magnetics.]
Everett Charles Technologies (ECT)
PRC acquired by DovaTech.
Light Machines acquired by Davenport.
BSL [Acquired by DEK; later became part of ECT.]
Dow Key acquired by K&L Microwave.
Robohand acquired by De-Sta-Co.
Marte acquired by Rotary Lift.
RealCold acquired by Wittemann.
KVG acquired by Vectron.
Quarzker acquired by Vectron.
Telefilter acquired by Vectron.
Luther & Maelzer acquired by ECT.
ESH acquired by ECT.
Circuit Test acquired by ECT.
Swep Aust. acquired by Tranter.
L&E acquired by Pathway.
K&K acquired by DovaTech. [Divested in 2001.]
Emmert acquired by De-Sta-Co.
EOA acquired by De-Sta-Co.
Preco acquired by A-C Compressor. [Divested in 2001.]
Conmec acquired by A-C Compressor. [Divested in 2001.]
Mouvex acquired by Blackmer.
Vitronics acquired by Soltec.
ThermoFluid acquired by Tranter [Divested in 1999.]
Thompson Carmichael acquired by Heil Trailer.
Wiseco [Became foundation for platform company PMI.]
Gemini acquired by Elevator.
Nova acquired by Hydro Systems.
Sonic acquired by Sargent Controls.
Avtec acquired by Randell.
CCMOP acquired by De-Sta-Co.
Koolant Koolers acquired by DovaTech.
ProX acquired by Wiseco.
EMA acquired by De-Sta-Co Industries.
Van Dam acquired by Mark Andy.
Alphasem acquired by Universal.
Hydra-Tight acquired by Waukesha.
TTI Testron acquired by ECT.
Richards Ind. acquired by OPW.
JE Piston acquired by Wiseco.
Parts Inc. acquired by Heil Environmental.
Advantage Lifts acquired by Rotary.
Lee Laser acquired by DovaTech.
Forward Manufacturing acquired by Rotary.
Arcom acquired by Quadrant.
HAS acquired by Sargent Controls.
Dp Mfg. acquired by Tulsa Winch.
Heil Asia acquired by HEIL.
Sure Seal acquired by Civacon.
Yakima Wire Works acquired by SWF Companies.
Prime Yield Systems acquired by ECT.
Hydro-Cam Engineering acquired by De-Sta-Co Mfg.
Gerald L. Greer acquired by Tulsa Winch.
Hoegger Alpina acquired by Tipper Tie.
Hydromotion acquired by Texas Hydraulics.
Salwasser Manufacturing acquired by SWF Companies.
Provacon, Inc. acquired by Midland.
Groupe Aoustin acquired by Ronningen-Petter.
C&H Manufacturing, Inc. acquired by SWF.
System One Pump acquired by Blackmer.
Syfer Technology Ltd. acquired by Novacap.
Vertex Piston S.p.A. acquired by Wiseco.
Kesseltronics Systems acquired by PDQ.
National Cooler acquired by Hill Phoenix, Inc.
Pullmaster Winch acquired by Tulsa Winch.
RG Industries acquired by AOT.
Vitech acquired by ECT.
Cincox acquired by Quadrant
Kalyn/Siebert acquired by Heil Trailer.
CPI Products acquired by De-Sta-Co Industries.
Bayne Machine Works, Inc. acquired by Heil Environmental.
Adhoc Identity Card acquired by Imaje.
Schreiber Engineering, Inc. acquired by DovaTech.
Comco acquired by Mark Andy.
Tisma Machinery Corporation acquired by SWF Companies.
MultiTest AG acquired by ECT.
Markpoint Holding AB acquired by Imaje.
Carrillo Industries acquired by PMI.
Federal-Mogul RPB acquired by Waukesha Bearings.
Perfect Bore acquired by PMI.