Thomas Engineering Group, LLC

Delivering Small Firm Service and Expertise with Large Firm Experience and Innovation

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About the firm

Thomas Engineering Group, LLC (TEG) provides civil, transportation, municipal, environmental, survey, and stormwater engineering services to state, county, and local public agencies. Founded in 2008, the practice operates from multiple offices in Illinois, delivering Phase I, II, and III project services. It is recognized for its trademarked service at the highest grade, managing complex infrastructure projects from concept to final construction.

Established
2008
Team
Small
Firm type
Civil Engineering · Environmental Engineering · Land Surveying · Transportation Engineering · Water / Wastewater Engineering

People

Thomas GillFounder and President

Greg BenskePrincipal and Construction Department Head

Curtis CornwellTransportation Department Head

Kevin VanDeWoestynePrincipal and Municipal Department Head

Chris DeYoungSurvey Department Head

Doug MastersSenior Project Manager

Jeffrey KleinProject Manager

Stephen VanDeveerTechnical Manager

James HaitsmaTechnical Manager

Capabilities

Transportation Planning and Design

Service website

Delivering comprehensive analysis, modeling, and layout design for highway and street corridor projects to optimize mobility and safety.

  • State-led and locally-led Phase I studies
  • Feasibility studies and alternatives analyses
  • Intersection and interchange design studies
  • Traffic and safety engineering
  • Streetscape planning and design
  • Traffic impact studies
  • Pedestrian and bicycle facilities

Construction and Resident Engineering

Service website

Providing field oversight, inspection, and administration to verify that capital projects are built in accordance with plans and specifications.

  • Contract documentation
  • Constructability reviews
  • Public relations and project websites
  • Schedule review
  • Construction inspection
  • Timely record drawing submittal
  • MOT and staging development, review, and adjustment

Municipal Engineering

Service website

Assisting local government clients with road improvements, utility networks, local drainage, and regulatory reviews.

  • Roadway and street design
  • Pavement preservation and maintenance
  • Street resurfacing and reconstruction
  • Watermain, sanitary, and storm sewer design
  • Site development and drainage
  • Lift station design and construction
  • Grant writing and funding assistance
  • Development reviews and inspection

Environmental Engineering

Service website

Providing ecological and compliance assessments to support municipal and transportation infrastructure development.

  • Tree survey and tree inventory
  • Tree risk assessment and mitigation
  • Preliminary environmental site assessment
  • Environmental survey requests
  • NPDES permitting
  • Landscape planting inspection and documentation
  • Selective clearing of invasive and undesirable species

Land Surveying

Service website

Performing exact boundary, topographic, and right-of-way mapping to support infrastructure design and property definitions.

  • Topographic survey
  • Legal descriptions
  • Plat and deed research
  • Subdivision and ROW plats
  • Section corner resets
  • Property boundary surveys
  • Plat of highways
  • ALTA/NSPS land title surveys
  • Construction layout for roads, utilities, and bridges

Stormwater Management

Service website

Modeling and designing flood-control and water-quality infrastructure to protect communities and restore natural resources.

  • Hydrologic and hydraulic analyses
  • Flood control projects
  • Water quality best management practices
  • Detention, retention, and infiltration design
  • LDS and drainage technical memorandums
  • Streambank stabilization and realignment

Industries

Government · Highways & Roads · Bridges · Water Supply · Stormwater & Flood Control · Transit

Projects

Edens Spur Roadway and Bridge Reconstruction

Illinois · Highways & Roads · Client: Illinois Tollway

Project details

Edens Spur roadway and bridge reconstruction project for the Illinois Tollway, receiving the 2022 ACEC National Exemplary Engineering Achievement Award.

Lake Street Streetscape and Corridor Improvements

Oak Park, IL · Highways & Roads · Client: Village of Oak Park

Project details

Streetscape and corridor improvement project for the Village of Oak Park, completing Phase I and Phase II design work and earning multiple civil engineering achievement awards.

Roosevelt Road Water Main Lining

Lombard, IL · Water Supply · Client: Village of Lombard

Project details

Roosevelt Road water main lining project for the Village of Lombard, recognized with the 2018 ACEC-Illinois Engineering Excellence Special Achievement Award.

Water Supply Project

Morton Grove-Niles, IL · Water Supply · Client: Morton Grove-Niles Water Commission

Project details

Phase III construction engineering services for the Morton Grove-Niles Water Commission water supply project, which received the 2019 ASCE-Illinois Outstanding Civil Engineering Achievement Award.

Thomas Engineering Group, LLC - Engineering Firms