Welcome to        ProMark

ProMark Utility Supply, Inc. is a leading manufacturer of Pipeline Markers, Marker Posts and Utility Signs with over 25 years of experience in identifying and marking buried utilities. We manufacture Pipeline Markers and Utility Signs for industries such as gas/oil, telecom, electric, water and sewer. We also manufacture boundary and trail markers. In addition to our Pipeline Markers we manufacture a complete line of Cathodic Protection Test Stations and Accessories. Our products are made to perform, identify, prevent damage and dangerous accidents. ProMark Pipeline Markers, Utility Signs and Cathodic Protection Test Stations are available through distributors worldwide.

  • Utility Marker Posts
  • Fiber Optic Marker Post
  • Pipeline Marker Posts
  • Flexible Utility Gas Pipeline Marker
  • Warning Gas Pipeline Poly Signs
  • CP Test Stations
  • Cathodic Protection Test Stations
  • ProMark CP Test Stations
  • Gas Pavement Inserts
Dome Marker Post PM-303CABLE & PIPELINE MARKER The PM-303 Dome Marker Post is a Cable and Pipeline Marker used as a Warning Sign to mark underground utilities such as:  Fiber Optic … View
Flexible Utility Marker PM-301CABLE & PIPELINE MARKER  The PM-301 Flexible Utility Marker is Cable and Pipeline Marker used as a Warning Sign to mark underground utilities such as: Fiber Optic … View
Poly SignsPOLY SIGNS The Poly Signs are made from specially formulated (HDPE) High Density Polyethylene with UV inhibitors and are 100% recyclable.  The signs are resistant to … View
Damage Report Kit PM-DRK-36DAMAGE REPORT KIT PM-DRK-36 Damage Report Kit (PM-DRK-36) makes it easy to photograph, video and document before excavation begins to prevent underground facility damage incurred at an … View
Cathodic Protection Test Station PM-TS3CATHODIC PROTECTION TEST STATION (3″) The PM-TS3 Test Station is an enclosure that protects circuits and terminals.  ProMark’s Cathodic Protection Test Station is also used in telecommunications as a grounding … View
Flush Mounted Test Station PM-TS5FLUSH MOUNTED TEST STATION The PM-TS5 is a Flush Mounted Test Station made in the USA from specially formulated engineered grade fiber reinforced resins.  This Terminal Enclosure secures … View
Cathodic Protection Test Stations and AccessoriesCATHODIC PROTECTION TEST STATIONS AND ACCESSORIES Test Stations are made for monitoring buried items and providing an outlet to alter or manipulate chemical reactions taking … View
Pavement Insert PM-125PAVEMENT INSERT Height – 5 ¾” The PM-125PI Pavement Insert can be installed in areas that must have manual leak detection surveys. Designed to be embedded in … View