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  • Butler
  • Butler Pick Pal
  • Flexo


  • Goods-to-Person
  • Dynamic AS/RS
  • Sortation


The GreyOrange Butler is an advanced autonomous mobile robot that uses robotic goods-to-person technology for automated put-away, inventory storage, replenishment and order picking in fulfillment and distribution centers.This goods-to-man automation system with robots in warehouse, adapts seamlessly to changing inventory profiles, demand patterns and peaks. Modular system architecture ensures bi-directional scalability to increase storage volume or fulfillment throughput independently, by adding more storage racks or robots, as needed.

The Butler system consists of Butler Robots (Autonomous mobile robots), Pick/Put stations, Mobile Storage Units (MSU), Auto-Charging stations, and GreyMatter, an end-to-end intelligent order fulfillment software platform that controls and manages various devices to drive autonomous collaboration.

The GreyOrange Flexo is a modular sortation system, designed for flexibility and portability. The system comprises of modular components which can be configured to create solutions usable for a range of applications across retail and logistics industries. The AI-enabled robotics system can be easily scaled up or down making it more investment-friendly and cost-efficient.

Grey Orange Flexo System

The Flexo system can be easily adapted to most layouts. This removes restrictions on the ability to automate based on the available warehouse space. Again since most the system is portable, Flexo users can choose to change the layout and move the system across warehouses if need be.

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Written by

Mike Oitzman

Mike Oitzman is Senior Editor of WTWH's Robotics Group, cohost of The Robot Report Podcast, and founder of the Mobile Robot Guide. Oitzman is a robotics industry veteran with 25-plus years of experience at various high-tech companies in the roles of marketing, sales and product management. He can be reached at