Ingram Book Group Increases Picking Productivity 25% with Manhattan WMS and Vocollect Voice

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WMS

Ingram Book Group Increases Picking Productivity 25% with Manhattan WMS and Vocollect Voice

Case study showing how Ingram Book Group used Manhattan WMS and Vocollect Voice to raise picking productivity 25% while maintaining service levels across four distribution centers.

Published

June 4, 2026

Read time

3 min read

Source

Manhattan Associates

Ingram Book Group, the world's largest wholesale distributor of books, manages 1.4 million SKUs across four DCs with highly variable order sizes. After implementing Manhattan Warehouse Management, the company added Vocollect Voice in a phased rollout. The voice-directed system replaced paper, keyboards, and RF scanners, delivering a 25% productivity gain versus the 10% target. Additional benefits included halved training time, improved worker safety, and faster order fulfillment without service disruption.

Key takeaways

Voice-directed picking replaced scanners and paper to increase productivity 25%

Phased implementation avoided service interruptions at the largest DC

Training time for new order selectors was reduced by 50%

Worker satisfaction improved as the technology reduced physical handling of devices

Manhattan WMS provided the integrated real-time interface to Vocollect Voice

Market overview

SCR methodology note

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