2026-2029 LPA Consultant On-Call List

Roadway Design

ABNA Engineering, Inc

Affinis Corp

Alfred Benesch & Company

Allgeier, Martin and Associates, Inc.

Allstate Consultants, LLC

Bacon Farmer Workman Engineering & Testing, Inc.

Baer Engineering, L.L.C.

Bartlett & West, Inc.

Bax Engineering Company

Benton Engineering

Bowen Engineering & Surveying, P.C.

Burns & McDonnell Engineering Company, Inc.

CDG Engineers, Inc.

Civil Design, Inc.

CJW Transportation Consultants, LLC

CM Archer Group, P.C. dba Archer-Elgin Engineering, Surveying & Architecture

Cook, Flatt & Strobel Engineers, P.A.

Crafton Tull & Associates, Inc

Crawford, Murphy & Tilly, Inc.

EDM Incorporated

EFK Moen, LLC

Engineering Surveys and Services, LLC

Engineering Design Source, Inc.

Farnsworth Group, Inc.

Frontenac Engineering Group, Inc.

Garver, LLC

George L. Crawford & Associates, DBA CBB

GFT Infrastructure, Inc.

Goetz Group LLC

Great River Associates, Inc. dba Great River Engineering

H.W. Lochner, Inc.

Hanson Professional Services Inc.

HDR Engineering, Inc.

Heneghan And Associates, P.C.

Hg Consult, Inc.

Horner & Shifrin, Inc.

Howe Company, LLC

HR Green, Inc.

Hurst-Rosche, Inc.

Hutchison Engineering, Inc.

JEO Consulting Group, Inc.

Kaskaskia Engineering Group, LLC

Kimley-Horn and Associates, Inc.

Klingner & Associates, P.C.

Lambert Engineering & Surveying, LLC

Lamp Rynearson, Inc.

Lochmueller Group, Inc.

M Engineering, LLC, dba Cochran

M3 Engineering Group, PC

Master Consulting Engineers, Inc.

McClure Engineering Company dba McClure

MECO Engineering Company, Inc.

Modjeski and Masters LOI

Oates Associates, Inc.

Own, Inc.

Pickering Firm, Inc.

Poepping Stone Bach and Associates, Inc.

Quad Knopf, Inc. dba VSM, a QK Company

Quigg Engineering Inc.

Renaissance Infrastructure Consulting, Inc.

S.H. Smith & Company, Inc. (DBA Smith & Co.)

SC Engineering, LLC, dba Cochran

SE3, LLC

Shive-Hattery Architecture & Engineering

SK Design Group, Inc.

Snyder & Associates, Inc.

SW Engineering, LLC, dba Cochran

Taylor Engineering, LLC

TERRA Engineering, Ltd.

Thouvenot, Wade & Moerchen, Inc.

Traffic Engineering Consultants, Inc.

TREKK Design Group, LLC

Veenstra & Kimm, Inc., A Kleinfelder Company

Volkert, Inc.

Walter P. Moore and Associates, Inc.

Weis Design Group, Inc.

Wilson & Company, Inc. Engineers & Architects

WSP Usa Inc.

Trails & Sidewalks

Alfred Benesch & Company

Allgeier, Martin and Associates, Inc.

Allstate Consultants, LLC

Bacon Farmer Workman Engineering & Testing, Inc.

Baer Engineering, L.L.C.

Bartlett & West, Inc.

Bax Engineering Company

Benton Engineering

Bowen Engineering & Surveying, P.C.

CDG Engineers, Inc.

Civil Design, Inc.

CJW Transportation Consultants, LLC

CM Archer Group, P.C. dba Archer-Elgin Engineering, Surveying & Architecture

Cook, Flatt & Strobel Engineers, P.A.

Crafton Tull & Associates, Inc

Crawford, Murphy & Tilly, Inc.

EDM Incorporated

EFK Moen, LLC

Engineering Surveys and Services, LLC

Engineering Design Source, Inc.

Farnsworth Group, Inc.

Frontenac Engineering Group, Inc.

Garver, LLC

Goetz Group LLC

Great River Associates, Inc. dba Great River Engineering

H.W. Lochner, Inc.

Hanson Professional Services Inc.

HDR Engineering, Inc.

Heneghan And Associates, P.C.

Hg Consult, Inc.

Horner & Shifrin, Inc.

Howe Company, LLC

HR Green, Inc.

Hurst-Rosche, Inc.

Hutchison Engineering, Inc.

JEO Consulting Group, Inc.

Kimley-Horn and Associates, Inc.

Klingner & Associates, P.C.

Lambert Engineering & Surveying, LLC

Lamp Rynearson, Inc.

Lochmueller Group, Inc.

M3 Engineering Group, PC

Master Consulting Engineers, Inc.

McClure Engineering Company dba McClure

MECO Engineering Company, Inc.

Oates Associates, Inc.

Olsson, Inc.

Own, Inc.

Pickering Firm, Inc.

Planning Design Studio LLC

Poepping Stone Bach and Associates, Inc.

Quad Knopf, Inc. dba VSM, a QK Company

Quigg Engineering Inc.

Reitz & Jens, Inc.

Renaissance Infrastructure Consulting, Inc.

S.H. Smith & Company, Inc. (DBA Smith&Co.)

SC Engineering, LLC, dba Cochran

SE3, LLC

Shive-Hattery Architecture & Engineering

Snyder & Associates, Inc.

SW Engineering, LLC, dba Cochran

Taylor Engineering, LLC

TERRA Engineering, Ltd.

Thouvenot, Wade & Moerchen, Inc.

Traffic Engineering Consultants, Inc.

TREKK Design Group, LLC

Veenstra & Kimm, Inc., A Kleinfelder Company

Volkert, Inc.

Walter P. Moore and Associates, Inc.

Weis Design Group, Inc.

Wilson & Company

WSP Usa Inc.

Multimodal

Bacon Farmer Workman Engineering & Testing, Inc.

Bartlett & West, Inc.

Bowen Engineering & Surveying, P.C.

Burns & McDonnell Engineering Company, Inc.

CDG Engineers, Inc.

Crawford, Murphy & Tilly, Inc.

GFT Infrastructure, Inc.

Hanson Professional Services Inc.

HDR Engineering, Inc.

Lambert Engineering & Surveying, LLC

Lochmueller Group, Inc.

MECO Engineering Company, Inc.

Olsson, Inc.

Traffic Engineering Consultants, Inc.

Wilson & Company, Inc. Engineers & Architects

WSP Usa Inc.

Construction Inspection

ABNA Engineering, Inc

Alfred Benesch & Company

All Civil Engineering, LLC

Allgeier, Martin and Associates, Inc.

Allstate Consultants, LLC

Bacon Farmer Workman Engineering & Testing, Inc.

Baer Engineering, L.L.C.

Bartlett & West, Inc.

Benton Engineering

BHC, Inc.

CDG Engineers, Inc.

CJW Transportation Consultants, LLC

CM Archer Group, P.C. dba Archer-Elgin Engineering, Surveying & Architecture

Cook, Flatt & Strobel Engineers, P.A.

Crawford, Murphy & Tilly, Inc.

EFK Moen, LLC

Engineering Surveys and Services, LLC

Engineering Design Source, Inc.

Farnsworth Group, Inc.

Garver, LLC

GFT Infrastructure, Inc.

Great River Associates, Inc. dba Great River Engineering

H.W. Lochner, Inc.

HDR Engineering, Inc.

Heneghan And Associates, P.C.

Hg Consult, Inc.

Horner & Shifrin, Inc.

Howe Company, LLC

HR Green, Inc.

Hutchison Engineering, Inc.

Klingner & Associates, P.C.

Lochmueller Group, Inc.

McClure Engineering Company dba McClure

NAVIGATE Building Solutions

Oates Associates, Inc.

Olsson, Inc.

Palmerton & Parrish, Inc.

Quigg Engineering Inc.

Renaissance Infrastructure Consulting, Inc.

S.H. Smith & Company, Inc. (DBA Smith&Co.)

SC Engineering, LLC, dba Cochran

SCI Engineering, Inc.

Snyder & Associates, Inc.

Structures, Inc.

Surveying And Mapping, LLC

Taylor Engineering, LLC

Terracon Consultants, Inc.

Thouvenot, Wade & Moerchen, Inc.

TREKK Design Group, LLC

Veenstra & Kimm, Inc., A Kleinfelder Company

Volkert, Inc.

Weis Design Group, Inc.

Wilson & Company, Inc. Engineers & Architects

Traffic Engineering & TEAP

Alfred Benesch & Company

Allstate Consultants, LLC

Bacon Farmer Workman Engineering & Testing, Inc.

Bartlett & West, Inc.

Benton Engineering

BHC, Inc.

Burns & McDonnell Engineering Company, Inc.

CJW Transportation Consultants, LLC

Cook, Flatt & Strobel Engineers, P.A.

Crawford, Murphy & Tilly, Inc.

EFK Moen, LLC

Farnsworth Group, Inc.

Garver, LLC

George L. Crawford & Associates, DBA CBB

GFT Infrastructure, Inc.

Great River Associates, Inc. dba Great River Engineering

Hanson Professional Services Inc.

HDR Engineering, Inc.

Hg Consult, Inc.

Horner & Shifrin, Inc.

HR Green, Inc.

Hurst-Rosche, Inc.

Hutchison Engineering, Inc.

Iteris, Inc.

JEO Consulting Group, Inc.

Kaskaskia Engineering Group, LLC

Kimley-Horn and Associates, Inc.

Lochmueller Group, Inc.

Master Consulting Engineers, Inc.

McClure Engineering Company dba McClure

Merge Midwest Engineering, LLC

Oates Associates, Inc.

Olsson, Inc.

Own, Inc.

Quigg Engineering Inc.

Renaissance Infrastructure Consulting, Inc.

SE3, LLC

Shive-Hattery Architecture & Engineering

Snyder & Associates, Inc.

TERRA Engineering, Ltd.

Thouvenot, Wade & Moerchen, Inc.

Traffic Engineering Consultants, Inc.

TREKK Design Group, LLC

Veenstra & Kimm, Inc., A Kleinfelder Company

Volkert, Inc.

Walter P. Moore and Associates, Inc.

Wilson & Company, Inc. Engineers & Architects

WSP Usa Inc.

Structures

ABNA Engineering, Inc

Alfred Benesch & Company

Bacon Farmer Workman Engineering & Testing, Inc.

Bartlett & West, Inc.

Benton Engineering

Burns & McDonnell Engineering Company, Inc.

CDG Engineers, Inc.

Civil Design, Inc.

Cook, Flatt & Strobel Engineers, P.A.

Crawford, Murphy & Tilly, Inc.

EFK Moen, LLC

Farnsworth Group, Inc.

Garver, LLC

Great River Associates, Inc. dba Great River Engineering

H.W. Lochner, Inc.

Hanson Professional Services Inc.

HDR Engineering, Inc.

Hg Consult, Inc.

Horner & Shifrin, Inc.

Howe Company, LLC

HR Green, Inc.

Hurst-Rosche, Inc.

Hutchison Engineering, Inc.

JEO Consulting Group, Inc.

Kaskaskia Engineering Group, LLC

Kimley-Horn and Associates, Inc.

Klingner & Associates, P.C.

Lochmueller Group, Inc.

McClure Engineering Company dba McClure

MECO Engineering Company, Inc.

Modjeski and Masters LOI

Oates Associates, Inc.

Olsson, Inc.

Own, Inc.

Pickering Firm, Inc.

Quigg Engineering Inc.

SE3, LLC

Snyder & Associates, Inc.

Structures, Inc.

TERRA Engineering, Ltd.

Thouvenot, Wade & Moerchen, Inc.

TREKK Design Group, LLC

Veenstra & Kimm, Inc., A Kleinfelder Company

Volkert, Inc.

Wilson & Company, Inc. Engineers & Architects

WSP Usa Inc.

Environmental

Alfred Benesch & Company

Allstate Consultants, LLC

Bacon Farmer Workman Engineering & Testing, Inc.

Burns & McDonnell Engineering Company, Inc.

Crawford, Murphy & Tilly, Inc.

Farnsworth Group, Inc.

Garver, LLC

GFT Infrastructure, Inc.

Great River Associates, Inc. dba Great River Engineering

HDR Engineering, Inc.

Hg Consult, Inc.

Horner & Shifrin, Inc.

HR Green, Inc.

Kimley-Horn and Associates, Inc.

Lochmueller Group, Inc.

Olsson, Inc.

Quigg Engineering Inc.

SCI Engineering, Inc.

WSP Usa Inc.

Historic Preservation

Bacon Farmer Workman Engineering & Testing, Inc.

HDR Engineering, Inc.

Lochmueller Group, Inc.

SCI Engineering, Inc.

Terracon Consultants, Inc.

Wiss, Janney, Elstner Associates, Inc.

WSP Usa Inc.

Transportation Planning

Bacon Farmer Workman Engineering & Testing, Inc.

Bartlett & West, Inc.

Burns & McDonnell Engineering Company, Inc.

Crawford, Murphy & Tilly, Inc.

Garver, LLC

George L. Crawford & Associates, DBA CBB

GFT Infrastructure, Inc.

HDR Engineering, Inc.

Kimley-Horn and Associates, Inc.

Lochmueller Group, Inc.

Oates Associates, Inc.

Olsson, Inc.

Wilson & Company, Inc. Engineers & Architects

WSP Usa Inc.