Our Team
Tim Davis
President & Managing Partner
Tim Davis has served in executive leadership roles in the healthcare industry for over 10 years with a focus on the mental health industry. He has worked ...
Jan Glick
Partner
A nationally recognized public sector and nonprofit leader and consultant, Jan has devoted more than 25 years to refining a model approach to facilitate ...
Adrienne Kessler, Ed.D.,BCBA
CEO, Board Member and Consultant: Mental & Behavioral Healthcare & Non-profit Sectors
Strategic and collaborative with a solution focused outlook, Adrienne brings nearly 30 years of industry experience in mental and behavioral health, with ...
Kathleen O’Brien
Senior Project Manager
Kathleen has a strong background in talent acquisition, strategic planning, and operational leadership. Prior to joining TAC Healthcare Strategies, Kathleen ...
Linh Ha
Project Manager
Linh is an accomplished healthcare project manager with over 15 years of experience driving complex, multi-state clinic expansions and high-impact healthcare ...
Laura Hitchcock
Senior Consultant, Practice Lead for Strategic Planning
Laura Hitchcock has worked with local, state, national and international organizations across multiple sectors, including human services, health, public ...
Isaac Burrows
Senior Consultant
Isaac Burrows is a Chief Financial Officer, business executive, and thought leader with over 25 years of progressive experience driving financial excellence, ...
Liz Braun
Senior Consultant
With over 30 years of nonprofit leadership and consulting experience, Liz specializes in leading, improving and restructuring programs serving at risk ...
Craig Muska
Senior Consultant
Craig focuses on leveraging investment markets to strengthen communities with a recent emphasis on projects related to climate solutions, infrastructure ...
Joshua Winter
Senior Consultant
Joshua Winter is an accomplished nonprofit and social impact leader with more than two decades of experience driving organizational growth, strategic transformation, ...
Meredith Lohr
Senior Consultant
A certified coach and experienced executive director, Meredith brings more than 20 years of nonprofit leadership and organizational development expertise ...
Asyria Daniels, MPH
Consultant
Asyria Daniels, MPH is a public health strategist with extensive experience in community engagement, coalition-building, and multi-sector collaborations. ...
We are proud to be part of the Third Sector Company Alliance of nonprofit professionals whose mission
is to foster a continuity of leadership across the sector. Third Sector Company provides access to top
expertise across the sector for an Executive Leadership portfolio of services. Through our alliance with
Third Sector, we are pleased to be able to connect GDA clients and other nonprofit leaders to their
tremendously effective Board Chairs Academy program and interim executive training and placement
services .