Process Vessels

Fermenters to Process Vessels

Paul Mueller Company has the capability to fabricate the largest and most complex processing tanks that the biopharma industry requires, including:

  • Fermenters
  • Bioreactors
  • Havest Vessels
  • Buffer Hold Tanks
  • Buffer Prep Tanks
  • Formulation Vessels
  • Purification Vessels 

We can build an entire facility or adapt a single tank to your designs and production.

Variety of Material Thicknesses

We have experience working with material from thin gauge up to one inch thick with any combination of fittings, manways, heat transfer, and mixing equipment. These pharmaceutical manufacturing capabilities mean there is almost no limit to the level of complexity and size of vessel we can manufacture.



  • With Paul Mueller Company’s 75 years of experience in stainless steel fabrication and finishing, quality and reliability in design and construction are assured
  • CIP coverage and FAT testing is available. Each tank comes with a complete documentation package that speeds validation of your system
  • Designs customized to any application

Specifications and Sizing

Work with our innovative engineers to create a process vessel that is perfect for you and your facility. At Paul Mueller Company we work to meet all your needs and with our various shapes, sizes, and specifications. We are confident that we will be able to make a high quality product that you will love.


Finding the right equipment that fits within your budget can be daunting. At Paul Mueller Company, we understand your needs. That’s why we offer Leasing options that give you more flexibility.

Tell us more about your needs.