HARDI Members

Members Experience Profound Growth with Inform ERP for HVAC/R Distributors

DDI System's Inform ERP Software is the leading wholesale software for HVAC/R distributors. Our hundreds of plumbing & HVAC wholesale distributors collaborate with us to make Inform ERP a powerful and unique solution that keeps these distributors among the most technologically capable and successful in their industry.

Inform ERP is a single-source system that incorporates customer relationship management (CRM), sales and order management, purchasing, inventory management, financial management, strategic pricing, business reporting, performance analysis, eCommerce, and warehouse automation without the need for complex add-ons.

Why HARDI Members Choose Inform ERP:

Schedule a one-on-one demo with DDI System:

The ERP Software of Choice for:

Johnstone Supply, Inform ERP UserShearer supply RHI SupplyBenoistYandle-Witherspoon

Hear Why Distributors Choose Inform ERP Software

Commercial Specialists, Inc:
A Revitalized Focus on Customer Relationships

RHI Supply: 
Maintains a Competitive Edge with Mobility 

Bender Supply:
Capitalizing on Insights to Drive Supreme Inventory Control