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Contacts

Neil Esdaille

Project Coordinator

Email: [email protected]

Phone: 616.464.3948

Location:

Greg Tkacz, PE, LEED AP BD+C

Senior Executive of Mechanical

Email: [email protected]

Phone: 513.247.8563

Location: Cincinnati, Ohio

Associations

  • American Society of Heating, Refrigerating, and Air Conditioning Engineers - Member
  • National Society of Professional Engineers - Member
  • International District Energy Association - Member
  • Society for Marketing Professionals Services - Member

Accreditations

  • Professional Engineer - GA, PA, KY, OH
  • LEED Accredited Professional Building Design + Construction -

Jesse Loftin, PE

Regional Business Development Manager

Email: [email protected]

Phone: 832.304.8878

Location: Dallas, Texas

Wes Butch

Senior Project Manager

Email: [email protected]

Phone: 517.887.4007

Location: Grand Rapids, Michigan

Scott Hopkins

Senior Surveyor

Email: [email protected]

Phone: 269.544.6959

Location: Kalamazoo, Michigan

Associations

  • Michigan Society of Professional Surveyors - Southwest Chapter Director
  • Professional Land Surveyors of Ohio - Member

Accreditations

  • Professional Land Surveyor - Michigan and Ohio
  • FAA sUAS Remote Pilot -

Al Aspacher, PE

Vice President/Senior Project Manager

Email: [email protected]

Phone: 513.247.8576

Location: Cincinnati, Ohio

Associations

  • American Water Works Association/Ohio Section - Member
  • Water Environment Federation - Member
  • Water Environment Association/Indiana - Member
  • Water Environment Association/Ohio - Member

Accreditations

  • Professional Engineer - OH, IN

John Willemin, PE

Senior Executive of Construction and Water and Wastewater

Email: [email protected]

Phone: 616.464.3801

Location: Grand Rapids, Michigan

Associations

  • American Water Works Association/Michigan Section - Chair
  • Water Environment Federation - Member
  • Michigan Water Environment Association - Member

Accreditations

  • Professional Engineer - MI, IN, WI

Susan Wenzlick

Senior Brownfield Specialist

Email: [email protected]

Phone: 231.714.4624

Location: Traverse City, Michigan

Associations

  • Benzie County Land Bank Authority - Member

Jessica Hartman, PE

Vice President/Senior Civil Engineer

Email: [email protected]

Phone: 765.247.0675

Location: Greencastle, Indiana

Associations

  • Indiana Association for Floodplain and Stormwater Management - Member
  • Chi Epsilon, National Civil Engineering Honor Society - Member

Accreditations

  • Professional Engineer - Indiana, Ohio

Caryn Ashbay, GISP

Senior GIS Specialist

Email: [email protected]

Phone: 616.464.3930

Location: Grand Rapids, Michigan

Associations

  • Improving Michigan's Access to Geographic Information Networks - Member
  • Michigan Communities and Association of Mapping Professionals - Member

Accreditations

  • GIS Certification Institute - Geographic Information Systems Professional

Raja Jildeh, PE

Senior Project Manager

Email: [email protected]

Phone: 248.862.7608

Location: Lansing, Michigan

Associations

  • Conference of Minority Transportation Officials - Member
  • American Society of Civil Engineers - Member
  • Michigan Infrastructure & Transportation Association - Member

Accreditations

  • Professional Engineer - OH, IN, MI, TX

Tom Gray, PE

Chief Executive Officer

Email: [email protected]

Phone: 248.324.2133

Location: Lansing, Michigan

Associations

  • American Society of Civil Engineers -

Accreditations

  • Professional Engineer - MI
  • EGLE SESC Plan Review and Design -
  • EGLE Stormwater Management Operator -

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