Plex Systems

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Read 189 Plex Systems reviews and testimonials from customers, explore 94 case studies and customer success stories, and watch 47 customer videos to see why companies chose Plex Systems as their Manufacturing ERP

Plex Systems, Inc.® delivers industry-leading ERP, MES, and Industrial IoT solutions to manufacturers across process and discrete industries. Plex pioneered cloud solutions for the production line, connecting suppliers, machines, people, systems, data, and customers with capabilities that are easy to configure, deliver continuous innovation, and reduce IT costs. With insight from the shop floor to the top floor®, the Plex Manufacturing Cloud® helps companies see and understand every aspect of their business ecosystems, enabling them to transform their businesses and lead with precision, efficiency, and agility in an ever-changing market.

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Customer Rating Review Scorebased on 4467 reference ratings
4.7/5.0 (4467)
  • Market Leader 2025 2025
    Summer 2025Market LeaderManufacturing ERP Software

Featured Testimonials

  • "We’re really discovering the way we do things, the way we document everything, which is great because it means we can find the right solutions that will directly benefit all our operators.”

  • “All of our customers produce products that have to meet a high level of quality standards. All of them require traceability from the raw material to the finished goods."

  • "Plex simplified and organized document control. We know when each part comes in and exactly where it is. We can answer inventory questions in seconds. Post-Plex audits identify zero nonconformance and zero opportunities for improvement."

Featured Case Studies

  • GR Spring & Stamping’s Continuous ImprovementProgram Achieves Annual Cost Savings of $1.2 Million

  • Leading Foam Fabricating Products Supplier Achieves 95 Percent Inventory Accuracy

  • JF Fredericks Aero Watches Supplier Ratings Soar after Implementing Plex Smart Manufacturing Platform

Featured Customer Videos

Additional Plex Systems Information & Resources

Read Plex Systems Reviews, Testimonials & Customer References from 189 real Plex Systems customers.

Browse Plex Systems Case Studies, Customer Success Stories, & Customer References from 94 businesses that use Plex Systems.

Watch Plex Systems Customer Videos to learn why 47 businesses chose Plex Systems.