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A Group Service Organization (GSO) focuses its mission on providing support and services that are tailored to a specific market (such as compounding). A GSO uses the power of its membership to gain access to resources that will help its members grow their businesses and profits.

Complete Group Services (CGS) is the first-ever GSO developed solely to support compounding and manufacturing.
CGS has secured the best contracts from Provista/Vizient, McKesson Pharmacy Distribution and McKesson Med Surg

Very competitive pricing under Vizient contracts for commercially-available injectables.

Active Pharmaceutical Ingredient (API) distributors are Current Good Manufacturing Practice (cGMP) compliant and provide a Certificate of Analysis with every order.
Reporting capabilities from the industry leaders

Provista provides support for your purchases

Offering enhanced terms
Complete Group Services has a more consultative approach


Lean six sigma

Procurement support
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