This document provides an overview of the Avoca Quality Consortium (AQC), which aims to improve quality management in outsourced clinical trials through collaboration between sponsor and provider companies. The AQC offers members various collaborative activities and tools to harness best practices, including annual summits, workshops, online communities, guidelines, templates and more than 250 leading practices. Member testimonials praise the tangible improvements and shared learning facilitated by the AQC. The summary highlights the consortium's focus areas over time, from quality agreements to risk management to prequalification standards.