DeMARK manufactures products related to grounding.
Founded in the early 1980's, DeMARK has taken a fresh and inventive approach to grounding and the installation of ground rods.

DeMARK Threadless Couplers
Ground Rod Drivers
Rod to Wire Connectors
Drive Bits with Integrity Chamber

Groundlock

Temporary Grounding Tool   /   Truck Grounder

Drive Drills and Drive Points
Contract Machining & Manufacturing

For more information, send us e-mail at ground@demrk.com
Call us at (419) 337-5866
Fax: (419) 337-5089