Marking Services Incorporated
Marking Services Incorporated

Professional, comprehensive identification labeling products and services deliver unmatched value

MSI offers comprehensive labeling products and identification servicesMarking Services Incorporated (MSI) is a labeling contractor specializing in engineering, manufacturing and installation services of pipe markers, valve tags, equipment identification and in-plant signage on major construction projects. As a single source supplier and contractor, MSI delivers labeling services and a comprehensive range of superior identification products to plant owners and construction contractors for enhanced communications, operability and safety.

Headquartered in Milwaukee Wisconsin USA, we also have facilities in Houston Texas, Singapore, South Korea, Canada, Dubai, Qatar, Australia and Brazil. Marking Services has two distinct business segments tailored to the individual needs of specific markets in which they reside:

MSI – Marking Services, Inc.
Contractor Marking products and services save in-place costs
MSI is a worldwide leader in mechanical labeling, servicing the identification needs of mechanical, electrical and ammonia contractors. We've been advancing the use of pipe markers, valve tags and equipment signs to enhance overall operations of commercial, industrial, health care, educational and technology facilities for the last 30 years. Working directly with electrical, plumbing, HVAC, fire protection and ammonia refrigeration contractors of all sizes, MSI offers a complete line of mechanical identification to meet every labeling challenge with extremely fast fulfillment, industry best quality, and no minimum order requirements.

Custom identification products and services to efficiently and effectively reduce “in place” costs

  • Take Off Service
  • Submittal Service
  • Product Recommendations
  • Custom and Stock Mechanical and Electrical Identification Manufacturing
  • Pack- By Service

MSII – Marking Services Installation, Inc.
Turnkey identification and labeling services for end user, industrial and marine/offshore markets

As a turnkey labeling contractor, MSII develops specific design, engineering, material fabrication and installation methods for all plant signage, pipe, valve, instrumentation and equipment identification. Serving the oil, gas, offshore drilling and power generation industries worldwide, MSII’s turnkey labeling services support a facility's commissioning, start-up and operation by providing critical information to plant personnel in a standardized and consistent manner. Our clients recognize the benefits of quality labeling and the long-term cost savings associated with faster more efficient plant commissioning and start-ups, improved operator training and enhanced plant safety for employees.

Engineered process labeling services deliver complete facility identification to customers worldwide.

  • Asset Identification
  • Planning and Design
  • Engineering
  • Technical Drafting
  • Manufacturing
  • Installation

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Worldwide Locations


Corporate Headquarters

Toll free: 800.234.0135
Ph: 414.973.1331
8265 N. Faulkner Road
P.O. BOX 240027
Milwaukee, WI 53224
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