About TCG
Transforming Government
Through Technology
- Our purpose
Insight to light
by challenging traditional thinking and ways of operating and bringing new perspectives to the toughest problems
Drive inspired impact
by looking beyond the next deadline to the next decade and by collaborating closely with our clients to enable and energize their organizations.
Conquer complexity
by discovering unique sources of competitive advantage and hidden truths in dynamic, complex systems.
Lead with integrity
by confronting the hard issues, staying true to our values, and stating our views candidly and directly.
Grow by growing others
enabling our clients, colleagues, and the broader community to build success and achieve their full potential.
Our teams
Our Management Team
With more than 120 years of combined leadership, technical, and operational experience, TCG’s management team is committed to delivering excellence across every Federal IT initiative.

Daniel A. Turner
Chief Executive Officer

Lisa Alferieff, PMP
Chief Operating Officer

Antoinette Merrill, MBA
Chief Financial Officer

Robert Buccigrossi, Ph.D.
Chief Technical Officer

Elizabeth Branner, SHRM-SCP
Chief Employee Experience Officer

Michael Drescher
Chief Growth Officer