Valuation and inspection is our core and only business, one that we have decades of successful experience in fulfilling. Since 2013, our solutions have leveraged the best and brightest minds in each community we serve providing accurate, timely results that can be counted on when making a financial decision around real property.
Guiding our efforts is a leadership team with decades of industry experience. Their backgrounds span appraising, operations, and strategic growth, providing a well-rounded perspective that drives excellence and client satisfaction.
Meet the Team

Chris Worstell
CEO
Chris leads AVS’s Executive Management Team, collaborating across departments to deliver exceptional client solutions. He is a Certified Appraiser (2005) with over 20 years in operations and business management.

Jennifer Worstell
CVO
Jennifer directs AVS’s Quality Control Operations, overseeing rigorous review processes that ensure investor-grade deliverables. She is a Certified Appraiser (2005) with extensive experience in quality review, operations, and training.

Karen Klosky
CFO
Karen oversees AVS’s financial operations, including budgeting, forecasting, and accounting. She ensures timely partner payments and supports client success initiatives, while also managing day-to-day administration.

Mark Chapin IFA
CBDO
Mark drives AVS’s strategic vision and growth. A Certified & Designated Appraiser (1993), he brings deep industry insight and leadership. He serves on the Virginia Real Estate Appraisal Board and co-founded the Industry Advisory Council of The Appraisal Foundation.

Tammy Hindes
VP Client Relations
Tammy is our client advocate and liaison, guiding each order from start to finish with care and confidence. She helps clients and partners get the answers and support they need, making the process feel smooth, responsive, and easy.

Tim Brean
VP Operations
Tim leads AVS operations with precision, focus, and a strong eye for process improvement. He helps keep projects moving efficiently, ensuring every assignment is handled with care, accuracy, and attention to detail.
Fun Facts About Our Team
Beyond delivering exceptional client experiences, the AVS team is diverse and actively engaged in community activities that foster teamwork and camaraderie. Chris and Jen are passionate about CrossFit, with Jen recognized as one of the top female competitors in the country. Mark is a sport motorcyclist and mountain biker, while Matt, one of our customer excellence stars, is a professional chef. This culture of collaboration enhances our client service, as we work together to achieve the best outcomes.

