Sophia Tong

Founder &

Chief Executive Officer

Ms. Tong provides exemplary leadership and drives T&T's strategic direction. Her contributions have been instrumental in creating steady growth for the company. Under Ms.  Tong's leadership and stewardship, T&T has grown from its founding in 2004 to a Capability Maturity Model Integration (CMMI) Maturity Level 3 for Services and Development appraised, and ISO 9001 and 20000-1 certified organization, with a broad array of federal government and commercial clients. Under her guidance, the company has enjoyed many years of uninterrupted growth and success.

Ms. Tong earned her Master of Science in Computer Science from the University of Maryland, and her Bachelor of Science in Computer  Science and Information Engineering from National Chiao Tung University in Taiwan. She is a certified Project Management Professional (PMP) and is also Information Technology Infrastructure Library (ITIL) certified.


With over 15 years of direct experience in software engineering and project management, Ms. Tong provides a balanced technical and functional skill set and has played a vital leadership role in many of T&T's application development projects. She has built strong organizations and processes through effective communications and partnerships.

Ms. Tong has been recognized for her work and leadership through many professional awards, including the 2018 American Business Awards Executive of the Year Award, the Washington Business Journal's 2018 Minority Business Leader Award, the US Women's Chamber of Commerce (USWCC) Growth Master Award, 2019 Small Business Administration (SBA) Small Business Person of the Year in North Virginia.

Mr. Stone possesses over 25 years of progressive technical and business management experience, he is an accomplished leader of large, complex technical projects for government clients including DoD and Civilian agencies. Mr. Stone delivers expertise in program and financial management processes with outstanding proficiency in risk management, quality management, financial management, change and configuration management, and schedule management.

Mr. Stone holds a Bachelor of Science in Economics/Business from the Randolph-Macon College. He is a Certified Project Management Professional (PMP) and Certified Scrum Master (CSM).

John Stone

Chief Operating Officer

Eugene Henry

Chief Information Officer

Colonel Henry (USAF, ret) leads T&T’s strategic IT posture.  He has 35 years of Defense and private sector experience in Information Technology (IT) leadership, major weapon systems acquisition, and analytics.  As the Air Force Research Laboratory (AFRL) Chief Information Officer, he led the implementation of AFRL’s first-ever Research, Development, Test & Evaluation (RDT&E) Network that continues to provide secure web connectivity and global scientific collaboration.    Colonel Henry excels in strategic leadership and thought, requirements determination, program management, critical path/inter-dependencies characterization and execution, and mentorship.

Colonel Henry earned his Bachelor of Science in Mathematics, from Angelo State University, and his Master of Science in Operations Research from the Air Force Institute of Technology School of Engineering.  He also obtained DoD Acquisition Level III professional certifications in Program Management; Test & Evaluation; and Systems Planning, Research, Development, and Engineering.

Stephen Scroggs

Dr Steve Scroggs brings over 35 years of business development, government relations and marketing experience in growing business and elevating brand for government and corporate organizations on the state, federal and international levels.  For the last 20 years, he strategically led federal business development for national medical and behavioral healthcare firms, elevating brand and winning major prime federal behavioral health contracts with DoD, DHS and other federal organizations.  A retired Army Infantry officer, Dr. Scroggs has worked military and veteran issues for a senior Member of the House Armed Services Committee and represented the Secretary of the Army’s national security program issues to Congress.  While working in Asia, he led efforts to win major Japanese hi-tech international investment contracts for the Governor and State of North Carolina.  Dr Scroggs is a published author on congressional-military relations.  He currently serves on the Board of Governors of the National Military Family Association.

Business Development Advisor

Sherri Meyer

Ms. Meyer has over 20 years of business and proposal development experience.  She is well versed in all phases of business development including opportunity identification and assessment, capture management and proposal development.  During her career, Ms. Meyer has focused on the on-time delivery of quality and compliant responses to opportunities in the private and public sectors.   


Ms. Meyer earned her Bachelor of Science in Business Administration from Central Missouri State University.

Director of Proposal and Pipeline Management

Scott McKelvery

Financial Consultant

Mr. McKelvey is a senior-level executive experienced with entrepreneurial and Fortune 200 Companies providing technology products and services to government and commercial customers worldwide. He brings a proven ability to provide proactive leadership in developing and utilizing resources to drive and deliver financial and business growth; able to construct and present business concepts and plans in a coherent and persuasive manner, to negotiate complex contractual issues, and implement operations from inception through profitability. A strategic and analytical decision maker and problem solver who focuses on the overall picture when ascertaining needs and goals, identifying difficulties, streamlining operations, and formulating creative solutions to convert negative situations into positive outcomes with a demonstrated capability to buy/sell companies, integrate organizations and develop effective processes.


Mr. McKelvey’s brings over 30 years of strong senior management experience having served as Executive Director and Federal Services Controller for KPMG US; CFO/SVP Business Operations, Global Security and Engineering Solutions Division for L-3 Communications; and CFO/SVP Business Operations & Ethics Officer Technical Resources Sector for Titan Corporation.

Carol Huang

Director of Finance

Jessica Payne

Program Director


Program Manager

Bryan Fender

Quality Management

Tina Nordquist
Denise Maurice-Greene

Human Resource


Monique Hudson

Human Resource


Dawson Wu

IT Operations Manager

Cynthia Strom

Contract Specialist

T and T Consultig Services, Inc.

431 Park Avenue, Suite 201, Falls Church, VA 22046


240-654-0933   |  info@tatcs.com

ISO 9001:2015

ISO 20000-1:2018

​2020 © T and T Consulting Services, Inc. All Rights Reserved.

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