Leadership
Our leadership team brings decades of expertise in nonprofit marketing and fundraising. Guided by a passion for helping organizations succeed, they combine strategic vision with hands-on experience to drive impactful results for our clients.


Kelly Leech
Principal
571-560-2215

Andrew Giffen
Principal
571-483-8435

Misty Chambers
List Management
571-560-2247

Emily Farrell
List Brokerage
571-560-2254

Shannon Weingarten
List Brokerage
571-560-2248
Unlock powerful acquisition solutions and fundraising expertise for your nonprofit!
Contact us today to learn how we can complement your team.
Managed Lists
View our managed list properties at Nextmark
FAQs
Check out our frequently asked questions
Connect with Us
Connect with CELCO and staff on LinkedIn