Design/Build • General Contracting • Millwrights

517-566-7251  /  Email:

Design Engineering
Design Engineering
New Construction
New Construction
Addition Remodel
Addition Remodel
Crane Rigging
Crane Rigging
Machinery Install
Machinery Installation


Expertise In Specialty Projects

Specialty Industries Inc. (SII) is a full-service construction contractor providing design-build, general contracting, millwright, and engineering services for new facilities, renovations, repairs, and expansions. Our clients include animal feed, soybean crushing, grain, flour, and other agricultural industries.

  • We integrate safety into every aspect of our company operation
  • We hold high ratings in both ISN & AVETTA
  • Specialize in the ag industrial facilities for some of the top companies in the industry
  • New facilities, renovations, repairs, expansions
  • Complete design, engineering, equipment, and construction services
  • Cutting-edge equipment, technology, and techniques
  • 3D scanning and BIM modeling
  • We have an extensive resource network for both equipment and fabrication needs
  • Multiple millwright crews with decades of experience in the ag industries
  • Continuous safety and construction training
  • All crew members are trained in OSHA 10, with supervisors and management holding OSHA 30 certifications
  • Construction schedules tailored to your production

The SII Advantage

Our decades of experience in agricultural industrial construction bring an in-depth knowledge of industry requirements to the facilities we build and renovate. Whether you have a facility shutdown or planned renovation, SII will work with you to minimize production interruption and get you back up and running as safely and quickly as possible.

  • Services for various types and sizes of projects from inception to completion.
  • Safety integration into every aspect of our operations.
  • 3D scanning and BIM modeling.
  • Cutting-edge equipment and fabrication resources.
  • Continuous safety and construction training.
  • Crew trained OSHA 10 with management OSHA 30 certified.
  • High ratings in both ISN & AVETTA

Over the years, we have become specialists in agricultural industrial facilities for some of the top companies in the industry. Customers continue to rely on our full-service construction and renovation services for their facilities year after year. SII is the construction partner you can trust.

Please contact us if you would like to discuss your next agricultural industrial construction project.



SII is proud to be long-standing members of these agricultural industrial construction associations