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Tri State Supply Co

371 West Chestnut Street
Washington, PA 15301

T(724) 225-8311


Tri State Supply Services

Tri State Supply’s team focuses on providing exceptional service to every customer. With our strong commitment to continuous improvement and our highly skilled workforce, Tri State Supply provides the following key services to our customers:

Daily Local Deliveries

Free, daily and 24-7 emergency delivery from five conveniently-located branch locations serving western Pennsylvania, northern West Virginia, and southeastern Ohio.

Modification Customization Shop

Performed by in-house technicians to reduce lead times on motor control centers and Rockwell products.

Customized Inventory

Customers needs vary on inventory requirements. We will stock customer specific inventory that cannot be allocated for other customers, guaranteeing our customers that their inventory is ready when needed.


Tri State will combine products into one kit and provide one shipment and one invoice to customers, decreasing their transaction costs.

Lighting – Energy Services

Our energy specialists will perform lighting audits, energy analysis and will help you choose the right lighting fixtures and Sylvania lamps for your application. Please contact Mike Reeves at 724-993-2323 or email him at for your savings needs.

Technical Support

Monday through Friday 8 a.m. – 5 p.m. or 24/7, 365, we are available whenever you need us with professional technical support to keep you up and running.

Distributor Managed Inventory (DMI)

Our account managers will manage your inventory for you. We will work with your store room personnel or purchasing manager to set minimum order points and check your inventory weekly or whenever needed. We use barcoding to make sure the products are accurate and then immediately upload an order to our business system to ensure your electrical items are always in stock.

On Site Secure Inventory

Tri State supply will provide a secure enclosed trailer on any job site with specified inventory per the customer. The trailer can be delivered and taken away at any time the customer requests. Tri State will manage and replenish the inventory daily or weekly if needed.

To learn more about our services, please call us at (724) 225-8311.