Armistead controls all mechanical system installation and process piping work that takes place in the field. Our talented project staff is adept at providing on-site supervision and coordinating with all relevant field and third-party personnel to ensure a project is on schedule, within budget, and most importantly, in accordance with all necessary quality, safety and industry code regulations.


Armistead is experienced in all types of mechanical installations, from the most advanced process systems to the simplest of plumbing projects. No project is too small for us to be involved in. Professional techniques and procedures assure a high-quality installation with on-time completion.

Diversity is our key strength, and Armistead has years of experience working in the following industries:

  • Healthcare
  • Pharmaceutical / Biopharmaceutical

  • Petroleum Refining
  • Water and Wastewater Treatment
  • Food and Beverage
  • Precision Manufacturing / Semiconductor

  • Chemical
  • Power
  • Utilities
  • Consumer Products
  • Commercial / Educational / Institutional

We can fabricate and install all types and sizes of process and specialty piping systems. Materials include:

  • Carbon Steel
  • Stainless Steel
  • Nickel
  • Chrome Moly
  • High Purity Stainless Steel Tubing
  • Other Alloys
  • PVDF
  • FRP
  • Poly-Pro Butt and Socket Fusion

We are recognized as a leader in performing process work and depending on the requirements of the project and industry, we install whatever piping material is most appropriate to channel the customer’s products safety through systems in accordance with the most stringent guidelines.

From the top down, Armistead Mechanical puts into place a chain of communication that ensures every team member and person in the field are in touch and informed about your project. Project managers, field supervisors, and QA/QC are working together to monitor your projects.


Armistead coordinates with our subcontractors and other trade contractors on the job to pre-check every part of the system as early as possible. We make sure that the entire system is fully operational and that it conforms to your needs before we leave the job site.


The QA/QC process really begins at project award and continues through every phase of a project. Armistead maintains an established QA/QC Program that is administered by our QA/QC Manager and the Project Manager who ensure customer and project requirements are met. Our program includes effective monitoring and reviews of shop and site fabrication activities at every stage of a project contract.

QA/QC activities are used in industrial manufacturing, pharmaceutical, bio-pharmaceutical and semi-conductor applications. Medical gas piping to supply oxygen, nitrogen and other gases is a vital part of the systems in hospital construction. We are proud to be providing this quality work for some of the most prestigious medical and pharmaceutical companies.



Service and maintenance are an important part of keeping any system performing at its maximum capacity over the years. Armistead Mechanical can help you protect your investment with a customized preventative maintenance program through our affiliate service company, Armistead Mechanical, Inc. Services.