2023-2026 LPA Consultant On-Call List

2023 - 2026 LPA Consultant On-Call List 

BOLD -Indicates DBE Firms - Check consultant prequalification's prior to selection.  Expand on the Headings to view the listing.

ABNA Engineering, Inc.

Affinis Corp

All Civil Engineering, LLC

Allgeier, Martin and Associates, Inc

Allstate Consultants, LLC

Benton & Associates, Inc. 

Baer Engineering, LLC

Bartlett & West

Bax Engineering Company

Alfred Benesch & Company

Bacon Farmer Workman Engineering & Testing, Inc.

Brungardt Honomichl & Company, P.A.

Bowen Engineering & Surveying, P.C.

Burns & McDonnell Engineering Company, Inc.

George L. Crawford & Associates, DBA CBB

CDG Engineers, Inc.

Civil Design, Inc.

Cook, Flatt & Strobel Engineers, P.A. 

CJW Transportation Consultants, LLC

Crawford, Murphy & Tilly, Inc.

Cole and Asscoiates, Inc

EDM Inc.

Engineering Design Source, Inc.

EFK Moen, LLC

Engineering Surveys and Services LLC

Farnsworth Group, Inc.

Garver, LLC

George Butler Associates, Inc. (GBA)

Gonzalez Companies, LLC

Great River Associates, Inc. dba Great River Engineering

Hanson Professional Services Inc.

Hart Engineering, LLC.

HDR Engineering, Inc.

Hg Consult, Inc.

Horner & Shifrin, Inc.

HOWE COMPANY, LLC

HR Green, Inc.

Hurst-Rosche, Inc.

Hutchison Engineering, Inc.

Kaskaskia Engineering Group, LLC

Shive-Hattery, Inc (d.b.a. KdG, a division of Shive-Hattery)

Kimley-Horn and Associates, Inc.

Klingner & Associates, P.C.

Koehler Engineering & Land Surveying

Lochmueller Group, Inc.

H. W. Lochner, Inc.

M Engineering LLC dba Cochran

M3 Engineering Group, PC

McClure Engineering Company dba McClure

MECO Engineering Company, Inc

Oates Associates, Inc.

Olsson, Inc. 

OWN, Inc

PICKERING FIRM, INC.

Quigg Engineering Inc.

Rhodes Engineering Company, Inc.

SC Engineering, LLC dba Cochran

SE3, LLC

S. H. Smith & Co., Inc (dba Smith & Co.)

SK Design Group, Inc.

Snyder & Associates, Inc.

Taylor Engineering, LLC

TERRA Engineering, Ltd

Toth & Associates, Inc.

TranSystems Corporation

TREKK Design Group, LLC

Thouvenot, Wade & Moerchen, Inc.  (TWM, Inc.)

Veenstra & Kimm, Inc.

Volkert, Inc.

VSM Engineering, LLC

Waters Engineering, Inc.

P.H. Weis & Associates, Inc. dba Weis Design Group, Inc.

Wilson & Company, Inc., Engineers & Architects 

WSP USA Inc.

Zanevan Engineering

ABNA Engineering, Inc.

Affinis Corp

All Civil Engineering, LLC

Allgeier, Martin and Associates, Inc

Allstate Consultants, LLC

Benton & Associates, Inc. 

Baer Engineering, LLC

Bartlett & West

Bax Engineering Company

Alfred Benesch & Company

Bacon Farmer Workman Engineering & Testing, Inc.

Brungardt Honomichl & Company, P.A.

Bowen Engineering & Surveying, P.C.

George L. Crawford & Associates, DBA CBB

CDG Engineers, Inc

Civil Design, Inc.

Cook, Flatt & Strobel Engineers, P.A. 

CJW Transportation Consultants, LLC

Crawford, Murphy & Tilly, Inc.

Cole and Associates, Inc

EDM Inc.

Engineering Design Source, Inc.

EFK Moen, LLC

Engineering Surveys and Services LLC

Farnsworth Group, Inc.

Garver, LLC

George Butler Associates, Inc. (GBA)

Gonzalez Companies, LLC

Great River Associates, Inc. dba Great River Engineering

Hanson Professional Services Inc.

Hart Engineering, LLC.

HDR Engineering, Inc.

Hg Consult, Inc.

Horner & Shifrin, Inc.

HOWE COMPANY, LLC

HR Green, Inc.

Hurst-Rosche, Inc

Hutchison Engineering, Inc.

Shive-Hattery, Inc (d.b.a. KdG, a division of Shive-Hattery)

Kimley-Horn and Associates, Inc.

Klingner & Associates, P.C.

Koehler Engineering & Land Surveying

Lambert Engineering & Surveying, LLC

Lochmueller Group, Inc.

H. W. Lochner, Inc.

M Engineering LLC dba Cochran

M3 Engineering Group, PC

McClure Engineering Company dba McClure

MECO Engineering Company, Inc

Oates Associates, Inc.

Olsson, Inc. 

OWN, Inc

PICKERING FIRM, INC.

Planning Design Studio LLC

Quigg Engineering Inc.

Reitz & Jens, Inc.

Rhodes Engineering Company, Inc.

SC Engineering, LLC dba Cochran

S. H. Smith & Co., Inc (dba Smith & Co.)

SK Design Group, Inc.

Snyder & Associates, Inc.

Taylor Engineering, LLC

TERRA Engineering, Ltd

Toth & Associates, Inc.

TranSystems Corporation

TREKK Design Group, LLC

Thouvenot, Wade & Moerchen, Inc.  (TWM, Inc.)

Veenstra & Kimm, Inc.

Volkert, Inc.

VSM Engineering, LLC

Waters Engineering, Inc.

P.H. Weis & Associates, Inc. dba Weis Design Group, Inc.

Wilson & Company, Inc., Engineers & Architects 

WSP USA Inc.

Zanevan Engineering

Bowen Engineering & Surveying, P.C.

Burns & McDonnell Engineering Company, Inc.

CDG Engineers, Inc.

Crawford, Murphy & Tilly, Inc.

Olsson, Inc.

TranSystems Corporation

Wilson & Company, Inc.

ABNA Engineering, Inc.

Affinis Corp

All Civil Engineering, LLC

Allgeier, Martin and Associates, Inc

Allstate Consultants, LLC

Bacon Farmer Workman Engineering & Testing, Inc.

Benton & Associates, Inc. 

Baer Engineering, LLC

Bartlett & West

Alfred Benesch & Company

Brungardt Honomichl & Company, P.A.

Bowen Engineering & Surveying, P.C.

George L. Crawford & Associates, DBA CBB

CDG Engineers, Inc

Cook, Flatt & Strobel Engineers, P.A. 

CJW Transportation Consultants, LLC

Crawford, Murphy & Tilly, Inc.

Engineering Design Source, Inc.

EFK Moen, LLC

Engineering Surveys and Services LLC

Farnsworth Group, Inc.

Garver, LLC

George Butler Associates, Inc. (GBA)

Geotechnology, LLC

Gonzalez Companies, LLC

Great River Associates, Inc. dba Great River Engineering

HDR Engineering, Inc.

Hg Consult, Inc.

Horner & Shifrin, Inc.

HOWE COMPANY, LLC

HR Green, Inc.

Hutchison Engineering, Inc

Klingner & Associates, P.C.

Koehler Engineering and Land Surveying, Inc

Lambert Engineering & Surveying, LLC

Lochmueller Group, Inc.

H. W. Lochner, Inc.

M Engineering LLC dba Cochran

M3 Engineering Group, PC

McClure Engineering Company dba McClure

MECO Engineering Company, Inc

Midwest Engineering Group, LLC

Oates Associates, Inc.

Olsson, Inc. 

OWN, Inc

Rhodes Engineering Company, Inc.

SC Engineering, LLC dba Cochran

SCI Engineering, Inc

S. H. Smith & Co., Inc (dba Smith & Co.)

Snyder & Associates, Inc.

Taylor Engineering, LLC

TranSystems Corporation

TREKK Design Group, LLC

Thouvenot, Wade & Moerchen, Inc.  (TWM, Inc.)

Veenstra & Kimm, Inc.

Volkert, Inc.

Waters Engineering, Inc.

P.H. Weis & Associates, Inc. dba Weis Design Group, Inc.

Wilson & Company, Inc, Engineers & Architects

Zanevan Engineering

Affinis Corp 

Allstate Consultants, LLC

Benton & Associates, Inc. 

Bartlett & West

Alfred Benesch & Company

Bacon Farmer Workman Engineering & Testing, Inc.

Brungardt Honomichl & Company, P.A.

Borra Consulting

Burns & McDonnell Engineering Company, Inc.

George L. Crawford & Associates, dba CBB

Cook, Flatt & Strobel Engineers, P.A. 

CJW Transportation Consultants, LLC

Crawford, Murphy & Tilly, Inc.

EFK Moen, LLC

Farnsworth Group, Inc.

Garver, LLC

George Butler Associates, Inc. (GBA)

Great River Associates, Inc. dba Great River Engineering

Hanson Professional Services Inc.

HDR Engineering, Inc.

Hg Consult, Inc.

HR Green, Inc.

Hurst-Rosche, Inc

Hutchison Engineering, Inc.

Kaskaskia Engineering Group, LLC

Shive-Hattery, Inc (d.b.a. KDG, a division of Shive-Hattery)

Kimley-Horn and Associates, Inc.

Koehler Engineering & Land Surveying

Lochmueller Group, Inc.

McClure Engineering Company dba McClure

Oates Associates, Inc.

Olsson, Inc. 

OWN, Inc

PICKERING FIRM, INC.

SE3, LLC

S. H. Smith & Co., Inc (dba Smith & Co.)

Snyder & Associates, Inc.

TERRA Engineering, Ltd

Toth & Associates, Inc.

TranSystems Corporation

TREKK Design Group, LLC

Tsquared

Thouvenot, Wade & Moerchen, Inc.  (TWM, Inc.)

Veenstra & Kimm, Inc.

Volkert, Inc.

Wilson & Company, Inc., Engineers & Architects 

WSP USA Inc.

Zanevan Engineering

ABNA Engineering, Inc.

Affinis Corp

Allgeier, Martin and Associates, Inc

Benton & Associates, Inc. 

Bartlett & West

Alfred Benesch & Company

Bacon Farmer Workman Engineering & Testing, Inc.

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

George Butler Associates, Inc. (GBA)

Gonzalez Companies, LLC

Great River Associates, Inc. dba Great River Engineering

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.

Kaskaskia Engineering Group, LLC

Shive-Hattery, Inc (d.b.a. KdG, a division of Shive-Hattery)

Kimley-Horn and Associates, Inc.

Klingner & Associates, P.C.

Koehler Engineering & Land Surveying

Lochmueller Group, Inc.

H. W. Lochner, Inc.

McClure Engineering Company dba McClure

MECO Engineering Company, Inc

Midwest Engineering Group

Modjeski and Masters, Inc

Oates Associates, Inc.

Olsson, Inc. 

OWN, Inc

Pickering Firm, Inc

Quigg Engineering Inc.

Reitz & Jens, Inc.

Rhodes Engineering Company, Inc.

SC Engineering,LLC dba Cochran

SE3, LLC

S. H. Smith & Co., Inc (dba Smith & Co.)

Snyder & Associates, Inc.

Structures, Inc.

TERRA Engineering, Ltd

Toth & Associates, Inc. 

TranSystems Corporation

TREKK Design Group, LLC

Thouvenot, Wade & Moerchen, Inc.  (TWM, Inc.)

Veenstra & Kimm, Inc.

Volkert, Inc.

Waters Engineering, Inc.

Wilson & Company, Inc., Engineers & Architects 

WSP USA Inc.

ZANEVAN ENGINEERING

Alfred Benesch & Company

Allstate Consultants, LLC

Bacon Farmer Workman Engineering & Testing, Inc.

Bartlett & West

Burns & McDonnell Engineering Company, Inc.

Crawford, Murphy & Tilly, Inc.

Farnsworth Group, Inc.

Garver, LLC

HDR Engineering, Inc.

Hg Consult, Inc.

Horner & Shifrin, Inc.

HR Green, Inc.

Kaskaskia Engineering Group, LLC

Kimley-Horn and Associates, Inc.

Lochmueller Group, Inc.

H. W. Lochner, Inc.

Olsson, Inc.

Quigg Engineering Inc.

SCI Engineering, Inc.

Shannon & Wilson, Inc.

TranSystems Corporation

Wilson & Company, Inc., Engineers & Architects 

WSP USA 

Archaeological Research Center of St. Louis, Inc.

Bacon Farmer Workman Engineering & Testing, Inc.

Bernice S. Warren Center for Archaeological Research

Lochmueller Group, Inc.

SCI Engineering, Inc.

Stantec Consulting Services Inc.

Wilson & Company, Inc., Engineers & Architects 

WSP USA Inc.