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About Marking Services

Marking 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 turnkey labeling services and a comprehensive range of superior identification products to plant owners and construction contractors for enhanced communications, operability and safety. MSI is a worldwide leader in mechanical labeling, servicing the identification needs of mechanical 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 20 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. As a turnkey labeling contractor, MSI 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, MSI’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. Headquartered in Milwaukee Wisconsin USA, the company also has facilities in Houston Texas, Singapore, Canada, Abu Dhabi, Qatar, Korea and Brazil.

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