welcome  to  the  solis  group

Keith Black

Senior Change Management Representative
Keith Black

Mr. Black is a Senior Change Management Representative for TSG supporting Dallas Area Rapid Transit (DART). He is responsible for reviewing all change requests submitted by contractors on projects falling under the DART Capital Program, performing quality checks and preparing them for hearing before the DART Change Control Board or Design Control Board as appropriate. Mr. Black coordinates all Control Board meetings, documenting outcomes and other items discussed.


  • 40+ years’ construction experience including four separate DART assignments; 8 years’ Change Control experience at DART
  • Primavera Expedition/Contract Manager
  • U.S. Army Corps of Engineers certified in Construction Quality Management

Fun Facts
Keith likes boating, international travel, and attending concerts and NASCAR races.

Elizabeth Solís


Mike Komsky


Gary A. Hamm

Executive Director, Business Development

Jeremy Turner

Vice President of Field Operations

Andy Lau

Senior Manager, Administration and Human Resources

Gonzalo Armijos

Director of Strategy and Client Relations

Joe Landoph

Accounting Manager

Katie Rich

Project Manager 2

Iris Solis

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Mason Lutz

Project Manager 1

Issac Hernandez

Senior Analyst

Andrew Solís-Castillo

Analyst 2

Aaliyah Solís-Castillo

Analyst 2

Adam Solís-Castillo

Analyst 2

Olga Schriefer

Senior Site Interview Coordinator

Randy Munoz

Analyst 2

Helena Cho

Analyst 2

Emma Grace Noga

Executive Assistant to CEO

Monica Ramos

2nd Executive Assistant to CEO

Angelina Gerpe

Marketing & Proposal Specialist

Sabrina Cristi

Accounting Assistant

Leslie Quijano

Analyst 1

Christian Sierra

Analyst 1

Cathy Zheng

Analyst 1

Joe Tapley

Program Scheduler

Jamal Albarghouti

Program Scheduler

Gloria Cunningham

Document Control Specialist

Alan Zieman

Program Scheduler