Let's Build the Future Together.

Every day, our experts are committed to doing amazing and transformative work to better serve Columbia.

Our Leadership Team

Dennis Mattey

Interim President & CEO

Susan Krabbe

Senior Vice President and CFO, Administrative Services

Dan Burns

Vice President, Community Programs & Services

Jeremy Scharfenberg

Vice President, Community Operations

John Kuchno

General Counsel

Monica McMellon-Ajayi

Director of Human Resources

Mary (Lynn) Schwartz

Director of Finance/Treasurer

Jackie Tuma

Jackie Tuma

Director of Audit and Advisory Services

Armsby Carbon

Director of Information Technology

Timothy Pinel

Director of Marketing

Community

Community is at the heart of everything we do at CA. We’re dedicated to helping all people in Columbia thrive through opportunities to be healthy and connect with their neighbors.

Diversity

We recognize that diversity enriches our community in powerful ways. CA is committed to celebrating our differences and advancing a culture of growth and learning.

Inclusion

CA is rooted in the long-held value of inclusion. We’re continuing to build a community where everyone feels welcome and experiences a true sense of belonging.

Stewardship

As environmental and financial stewards, we are proactive and intentional in caring for our community’s resources. We don’t engage in stewardship alone – it’s a shared and collaborative effort.

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Together, We are building Columbia's Future

What makes Columbia truly special is an ongoing commitment to the vision espoused by James Rouse, our founding father. At Columbia Association, we consider ourselves keepers of Columbia’s vision.

Together — with your input and commitment — we will keep Columbia the special community that James Rouse envisioned.