GSG Consultants currently provides Program Management services for several City of Chicago Agencies and the Illinois Tollway. We assist each agency by acting as an extension of their staff. Our focus on key elements including the integration of individual projects within the program, timely delivery, balancing diverse stakeholder positions, tracking and reporting progress, and issue resolution, ensure successful program execution and outcomes.

GSG Consultants provides Program Management expertise for several City of Chicago Agencies and the Illinois Tollway. We are involved in O’Hare 21, the largest expansion in O’Hare’s history. Major facilities will include the Global Terminal replacing the existing Terminal 2, two Satellite Concourses providing airside flexibility for narrow and wide-body airplanes, and the modernization of Terminal 5 into a domestic and international terminal with a state-of-art baggage handling system.

Tollway General Engineering Consultant manages projects within the overall Tollway Capital Improvement Program. We support existing Tollway staff with the management and operation of 294 miles of toll highways, serving 1.6 Million daily customers in 12 Northern Illinois counties. Ensuring consistency and accountability to the operations at the Tollway. Experts in implementing one of the region’s most complex and large transportation systems. GSG lead and supported “Tiger Teams” to execute task assignments including environmental compliance, sustainability, and structural reviews. We provide the documentation for


  • Planning
  • Contract Administration
  • Capital Programming
  • Transportation Design Engineering
  • Geotechnical Engineering
  • Environmental Assessments, Investigations, and Remediation
  • Emergency Environmental Response
  • Environmental Agency Consultation
  • Hazardous Materials Surveys and Management
  • Asbestos and Lead Assessments, Abatement Design, Management, and Oversight
  • Construction  Management and Inspection
  • Design Reviews
  • Consultant Quality Plan
  • eBuilder Integration
  • QA/QC Construction Audits
  • Structural Reviews
  • Policy, Procedures, Guidance Development & Documentation
  • Project Coordination
  • Communications
  • Public/Community/Agency/Business/Resident/Stakeholder Engagement
  • Grant Applications
  • Life-Cycle Analyses
  • Constructability Reviews
  • Asset Assessment and Management
  • Contract Management
  • Sustainability using INVEST
  • Pre-Construction Coordination including ROW, Permitting, and Utility Relocations
  • Review/Update Design and Construction Manuals
  • NPDES Stormwater Compliance and Inspections
  • Environmental Compliance