Nurturing Relationships Over Generations

OMS is a self-sufficient manufacturer offering a complete line of bulk, case, bag, drum and pail palletizers as well as bulk and case depalletizers ranging from semi-automatic to fully automatic. To compliment our palletizers and depalletizers, we also manufacture and supply tabletop chain and air conveyor systems to include case, bag and pallet conveyor systems to meet your specific needs while providing you with the most efficient handling of your product.

Honesty. Innovation. Integrity.

OMS also manufactures other product handling equipment which may be found under the “Additional Equipment” Section of this web site. The OMS experienced design staff and state of the art computer aided design department gives us the ability to prepare detailed floor plan layouts and efficiently solve your most complicated product handling needs. System Integration that extends from production input materials loading stations, conveyance and packaging to product ready for shipment.

Looking for a Unique Solution?

Industry Leading Accolades

  • The OMS System offers a superior approach, forming layers & pallet loads.
  • Rows of containers are asynchronously processed.
  • Multi-row infeed systems are equipped with separation lane dividers to ensure efficient control.

Why OMS?

We have been a driving force in the palletizing industry since we started back in 1971. Palletizers and depalletizers, and other machinery we have developed, are our passion. We have innovated and received over 50 patents that have allowed us to increase efficiency and speed to our long line of machines.

Statement of Fact

Did you know that over 80% of OMS customers generally do not order spare parts? Why? OMS designs incorporate standard off the shelf third party components available throughout at least North America. Further OMS suggested parts lists and parts manual includes third party name brand components and the third party part(s) reference numbers for customer convenience, yet remain available through OMS.

If you have issues regarding floor plan design and space, contact OMS for help. Our design staff use their skills, knowledge and experience in the industry to find a custom-made solution to your requirements. Our goal is to build machines that make your company efficient and we will always strive to deliver exactly what your business needs to grow.

When your company’s future depends on success –
Choose OMS


OMS is a Long Standing Success

We pride ourselves on the patents OMS has achieved

Here at OMS we stand proud to the quality of our design and workmanship which goes into all of our products. We are at your service and will do our utmost to meet your needs and requirements.

Patent Showcase

These are just a few of the OMS granted patents. To view the entire collection, please click below.

Ouellette Machinery Systems & Palletizers

49+ Years in the making

A long history and proven track record is what OMS brings to your company

OMS Over the Years

  • OMS was founded in 1971
  • The OMS facility has grown from 4,600 SF to over 60,000 SF
  • OMS holds a patent on an “Earthquake Simulator” which was commissioned by the St. Louis Science Center

Palletizers and Palletizing

Ouellette Machinery Systems, Inc. has a long-standing tradition of achievement, which we are most proud of. We were founded in 1971, originally serving as a consultant and service provider in the beverage industry. OMS secured our first patent in 1974 for our “Bottle in Case Decapper.” Since then we have gone on to secure over 50 patents. We pride ourselves on our innovations in the fields of mechanical and electromechanical design. We enjoy being innovators in our industry and look at the challenges presented by our customers with excitement. Today our facility has grown to over 60,000 sf and our team continues to tackle projects with enthusiasm. If you would like more information on the history of OMS, please click the link below to download a copy of our company timeline.