Photo of OneOC volunteer working outside


This year, as we celebrate OneOC’s 65th anniversary, our commitment to “Building a Lasting Legacy” stands as a testament to our dedication to cultivating positive change in our communities. Guided by a team of seasoned nonprofit professionals, we stand at the intersection of purpose and collaboration. Our diverse service solutions empower nonprofits, organizations and volunteers alike, that creates impactful client experiences and foster a legacy of community strength and resilience. Join us in commemorating 65 years of service during this milestone year!

OneOC Services – Accelerating Nonprofit Success


OneOC‘s VolunteerPro is your go-to solution for both nonprofits and companies. Our dedicated team of volunteer management experts assists nonprofits in achieving volunteer goals and elevating their programs, while also supporting companies in reaching their corporate social responsibility (CSR) objectives through effective volunteer engagement program management.

Your Path to Excellence: Pro Service Offerings

Corporate Volunteer Council of Orange County

Orange County’s leading CSR networking group. Share best practices, engage in peer learning, and access tools for impactful community CSR.

CVCOC: Where Corporate Values Meet Community Action

OneOC training class. People working on laptops

Nonprofit Learning Center

Elevate your nonprofit with OneOC: Your strategic partner in leadership, planning, and board excellence. Beyond a learning center – we ensure continuous growth with annual learning subscriptions, making excellence accessible to all.

Knowledge for Impact: Navigating Nonprofit Success with NLC


Be Recognized as a Corporate Social Responsibility leader!

The Civic 50 OC 2024 Assessment Now Open

Companies take the 2024 assessment to gain valuable CSR bench-marking data, share best practices, grow your community impact and become a 2024 top 50 civically minded honoree.

Congratulations Honorees

 The 48th Spirit of Volunteerism Awards

Thank you for joining us this year at the National Grove of Anaheim as we honored the incredible volunteer partnerships of 2023.

Volunteer Opportunities

Spring into Service 2024

OneOC’s Days of Service, provide a unique opportunity for hands-on and skills-based volunteers to engage with local nonprofits and support their mission’s.

Who We Serve

OneOC provides solutions and support to nonprofits and companies, helping them reach their goals, make a greater impact, and engage with their communities.


Photo of OneOC volunteer in a computer lab

OneOC has a deep understanding of the nonprofit sector. Our support and services free nonprofits up to focus on their core missions.

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OneOC partners with local companies to build their corporate social responsibility programs that align with causes they care about the most. 

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Local Volunteer Opportunities

OneOC helps connect people and resources to the causes they care about most. Check out the volunteer opportunities available near you and get involved in your community now.