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Who We Are
Our History
CoreSource begin offering Association Management services in 2000 as PESC. Our journey begin with a commitment to providing comprehensive back-office support for non-profit organizations and associations of all shapes and sizes. In 2025, PESC rebranded the Association Management division of the company to CoreSource.
Together, CoreSource and PESC have built a foundation of excellence through trust and partnership for more than 25 years. We believe in the power of partnership and collaboration to drive success and create a lasting impact.
Our Mission
To empower organizations through efficient, innovative solutions and personalized service.
Our Team
Our team of experienced professionals is dedicated to providing personalized support and expertise. From executive management to administrative services, we work together to ensure your organization thrives. Meet our team and discover how we can help you achieve your goals
