As North America’s largest tank repair and maintenance contractor, Matrix offers a wide range of turnkey services with your priorities in mind: safely reducing costs, improving efficiencies, raising the standard of quality and increasing productivity. Services are often executed through alliance arrangements to provide our clients with a single source for all of their tank repair and maintenance needs.

We have made countless replacements/repairs to tank bottoms, shells, nozzles, roof structures, steel floating roofs, seals and man ways for tanks of all sizes. In addition, we provide environmentally friendly solutions for secondary containment and leak detection.

Our clients are confident in our ability to execute work in a professional, safe manner. As the best in the industry, our employees take pride in executing repair and maintenance activities with accuracy and precision. As a result of our commitment to our clients, we have earned a reputation as a premier tank repair and maintenance contractor.

your priorities in mind
25 +
years as the primary onsite contractor for BP’s Cherry Point Refinery
# 1
largest tank maintenance + repair contractor in North America
40 +
years delivering the best

maintenance, modification + repair services

  • Tank cleaning
  • Double bottoms
  • Cathodic protection
  • Leak detection systems
  • Floating and fixed roofs
  • Floating roof seals
  • Walkway platforms + handrails
  • Nozzles + manways
  • Floating suction, diffuser, sumps, + heat coils
  • Gauge systems
  • Fire protection
  • Tank air-raising + relocation services
  • Earthquake support, inspection, + repair services

comprehensive maintenance services

Matrix operating companies provide comprehensive maintenance services to the petroleum, petrochemical, chemical and power industries. Services for total plant maintenance range from general labor to specialized skilled crafts. Our multi-craft workforce includes: riggers, millwrights, pipefitters, welders, laborers, boilermakers, equipment operators and ironworkers. We recognize the need for flexibility in the services we provide to our maintenance clients. As the on-site maintenance contractor, we tailor our scope of services to meet our clients’ needs. Specific examples of this include warehouse management, ship docking and releasing, grounds maintenance, safety services or insulation services.

Let’s talk: Want to learn more?

terminal + plant maintenance

We’re proud of the reputation we’ve earned for outstanding turnaround and outage services safely meeting demanding schedules and tight budgets. We have the experience to execute multiple turnaround projects of varying degrees of complexity, ranging from a single unit to an entire plant.

explore terminal + plant maintenance

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