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Directory of Engineering Firms
and Consulting Engineers in

ILLINOIS

Try our Searchable Database.

Civil
Electrical
Environmental
Environmental / Geotechnical / Materials Testing
Geotechnical
Mechanical
Mechanical / Electrical / Plumbing (MEP)
Multidisciplinary
Specialty
Structural

Civil

Accurate Group, Inc.
Lincolnwood

Alfred Benesch & Co.
Chicago

Allen Henderson & Associates, Inc.
Springfield

American Consulting Engineers, P.L.C.
Chicago

American Surveying & Engineering, P.C.
Chicago

Atwell-Hicks, Inc.
Naperville

Bainbridge, Gee, Milanski & Associates, Inc.
Decatur

Baxter & Woodman, Inc.
Crystal Lake

Beam, Longest & Neff, L.L.C.
Schaumburg

Benton & Associates, Inc.
Jacksonville

Bernardin, Lochmueller & Associates, Inc.
Charleston

Berns, Clancy and Associates, P.C.
Urbana

Berutti & Associates, Inc.
Belleville

Bleck Engineering Co.
Lake Forest

Blotevogel Associates, Inc.
Glen Carbon

Bollinger, Lach & Associates, Inc.
Oak Brook

Bonestroo
Libertyville

Bono Consulting, Inc.
Park Ridge

Bowman, Barrett & Associates, Inc.
Chicago

Brighton Engineering Co.
Arlington Heights

Bruner, Cooper & Zuck, Inc.
Galesburg, (309)343-9282,
www.bczengineering.com

Brunzell Associates, Ltd.
Skokie

Carter & Burgess, Inc.
Warrenville

CDM
Chicago

CH2M Hill
Chicago

Christian-Roge & Associates, Inc.
Chicago

Ciorba Group, Inc.
Chicago

Civil Design Group, Inc.
Naperville

Civiltech Engineering, Inc.
Itasca

Clarida Engineering Co.
Marion

C.M. Lavoie and Associates, Inc.
Downers Grove

Coombe-Bloxdorf, P.C.
Springfield

Crawford, Murphy & Tilly, Inc.
Springfield

Cummins Engineering Corp.
Springfield

Curl & Associates, Inc.
Centralia

Daily & Associates Engineers, Inc.
Champaign

D.B. Sterlin Consultants, Inc.
Chicago

Design Consulting Engineers
Chicago

DLZ Illinois, Inc.
Chicago

DMJM
Chicago

Donohue & Associates, Inc.
Champaign

Dynasty Group, Inc.
Chicago

Earth Tech
Oak Brook

Eddy-Resner Engineering, Inc.
Hanover Park

Engineering Enterprises, Inc.
Sugar Grove

Engineering Resource Associates, Inc.
Warrenville

Engineering Design Source, Inc.
O'Fallon

Frauenhoffer and Associates, P.C.
Champaign

Gewalt-Hamilton Associates Inc.
Vernon Hills

Graef, Anhalt, Schloemer & Associates, Inc.
Chicago

Greeley and Hansen
Chicago

Greene & Bradford, Inc.
Springfield

Greengard, Inc.
Lincolnshire

Hampton, Lenzini and Renwick, Inc.
Elgin

Heneghan & Associates, P.C.
Jerseyville

Henry, Meisenheimer & Gende, Inc.
Carlyle

Hoelscher Engineering, P.C.
Fairview Heights

Homer L. Chastain & Associates, L.L.P.
Decatur

Hutchison Engineering, Inc.
Jacksonville

H.W. Lochner, Inc.
Chicago

Infrastructure Engineering, Inc.
Chicago

Jacob & Hefner Associates, P.C.
Glen Ellyn

James E. & Judith N. Brown Corp.
Libertyville

J.E. Manzi & Associates, Inc.
Park Ridge

JKL Consulting Civil Engineers
Mount Prospect

Jorgensen & Associates, Inc.
Lake Villa

JSD Professional Services
Chicago, (312) 644-3379, marketing@jsdinc.com, www.JSDinc.com
Also see our listing in Wisconsin

Kam Engineering, Inc.
Elgin

Klingner & Associates, P. C.
Quincy

Knight Infrastructure
Chicago

Kowalenko & Bilotti, Inc.
Chicago

Landecon Inc.
Libertyville

Lewis, Yockey & Brown, Inc.
Bloomington

Lin Engineering, Ltd.
Chatham

Lonco, Inc.
Naperville

Manhard Consulting, Ltd.
Vernon Hills

Maurer-Stutz, Inc.
Peoria

McClure Engineering Associates, Inc.
East Moline

McDonough Associates, Inc.
Chicago

Metcalf & Eddy
Chicago

Metro Design Associates
Schaumburg

Midwest Technical Consultants, Inc.
Naperville

Missman, Stanley & Associates, P.C.
Rock Island

MKB Consulting, Inc.
Batavia

Morcom, N.V., Inc.
Chicago

Northern Illinois Survey Co.
Waukegan

Northwestern Engineering Consultants, P.C.
Buffalo Grove

Oates Associates, Inc.
Collinsville

Pavia-Marting & Co.
Roselle

Pearson, Brown & Associates, Inc.
Libertyville

Peco & Associates, Inc.
Chicago

Peter F. Olesen and Associates, Inc.
Mount Prospect

Poepping, Stone, Bach & Associates, Inc.
Quincy

Postl-Yore and Associates, Inc.
Arlington Heights

Reiter & Associates
New Lenox

Rempe-Sharpe and Associates, Inc.
Geneva

Rhutasel and Associates, Inc.
Freeburg

RJN Group, Inc.
Wheaton

Robert E. Hamilton Consulting Engineers, P.C.
Joliet

Robert H. Anderson & Associates, Inc.
St. Charles

Rogina & Associates, Ltd.
Joliet

Ruettiger, Tonelli & Associates, Inc.
Joliet

Rynear & Son, Inc.
Naperville

Seton Engineering Service Corp.
Palatine

Sheppard, Morgan & Schwaab, Inc.
Alton

SKS Engineers, Inc.
Decatur

Smith Engineering Consultants, Inc.
McHenry

Sodemann and Associates, Inc.
Champaign

Soodan & Associates, Inc.
Chicago

Spaan Technology, Inc.
Chicago

Spies & Associates, Inc.
Arlington Heights

STS Consultants, Ltd.
Vernon Hills

Tetra Tech EM, Inc.
Chicago

Thouvenot, Wade & Moerchen, Inc.
Swansea

Tyson Engineering
Kankakee

URS Corp.
Rolling Meadows

Webster, McGrath & Ahlberg, Ltd.
Wheaton

Wech-Tech, Inc.
Libertyville

Wendler Engineering Services, Inc.
Dixon

Wight & Co.
Downers Grove

Wight Consulting Engineers, Inc.
Barrington

Willett, Hofmann & Associates, Inc.
Dixon

Woolpert
Belleville

Yates Professional Engineering, Inc.
Paris

Electrical

Burtness Engineering Services
Champaign

Sargent & Lundy, L.L.C.
Chicago

Environmental

Aerotek Environmental and Engineering, Inc.
Oak Brook

All Appropriate Inquiries Environmental Corp.
Chicago

Andrews Environmental Engineering, Inc.
Springfield

Carlson Environmental, Inc.
Chicago

Clean World Engineering, Ltd.
Wheaton

Cowhey Gudmundson Leder, Ltd.
Itasca

CSD Environmental Services, Inc.
Springfield

EME Environmental, Inc.
West Chicago

Environmental Operations, Inc.
Springfield

First Environment, Inc.
Naperville

Frank & Cowles, Inc.
Springfield

Huff & Huff, Inc.
Oak Brook

K & H Services Corp.
Springfield

Parsons
Westmont

Purucker Engineering, L.L.C.
Frankfort

Secor International, Inc.
Springfield

TurnKey Environmental Consultants, Inc.
Mt. Prospect

Woodard & Curran, Inc.
Savoy

Environmental / Geotechnical / Materials Testing

G2 Consulting Group, L.L.C.
Wheeling

Geotechnology, Inc.
Collinsville

H.H. Holmes Testing Laboratories
Wheeling

Professional Testing Service (PTS)
Hampshire, (815) 501-3456, anna@ptsqcqa.com, www.ptsqcqa.com,

SCI Engineering, Inc.
Fairview Heights

Seeco Consultants, Inc.
Tinley Park

Shannon & Wilson, Inc.
Collinsville

Superior Environmental Corp.
Rochelle

WNH Consulting Engineers
Naperville

Testing Service Corp.
Carol Stream

Geotechnical

Claude H. Hurley Co.
Elmhurst

Wang Engineering, Inc.
Addison

Mechanical

Meed Associates
Chicago

Mechanical / Electrical / Plumbing (MEP)

BBA Engineering, P.C.
Bloomington

BRIC Partnership, L.L.C.
Belleville

Engineering Consultants, Inc.
Joliet

Gage Consulting Engineers, Inc.
Oak Brook

Gassman Engineers, Inc.
Chicago

Gollins Consulting Engineers, Inc.
Wheaton

Lester & Buehler, Inc.
Columbia

Ramm Associates, Inc.
Winsdale

Robert G. Burkhardt & Associates, Inc. Consulting Engineers
Chicago

Multidisciplinary

Ament, Inc.
Moline

Baker Engineering, Inc.
Chicago

Black & Veatch
Chicago

Blank, Wesselink, Cook & Associates, Inc.
Decatur

Brown Engineering Co.
Washington

Burns & McDonnell Engineers-Architects-Consultants
Oak Brook

Christopher B. Burke Engineering, Ltd.
Rosemont

Clark Dietz, Inc.
Chicago

Clark Engineers Inc.
Peoria

Cochran & Wilken, Inc.
Springfield

CTE Engineers, Inc.
Chicago

Delta Engineering, Inc.
Chicago

Denes Nagy Associates, Ltd.
Chicago

EDM Inc.
Fairview Heights

Edward C. Lin & Associates, Inc.
Chicago

Edwards and Kelcey, Inc.
Chicago

EME, L.L.C.
Chicago

Farnsworth Group, Inc.
Bloomington

Gannett Fleming, Inc.
Chicago

Hanson Professional Services Inc.
Springfield

Harding ESE, Inc.
Chicago

Harry O. Hefter Associates, Inc.
Chicago

HDR Engineering, Inc.
Chicago

Henneman Engineering, Inc.
Champaign

HNTB Corp.
Chicago

Holabird & Root, LLC
Chicago

Horner & Shifrin, Inc. - Engineers
O'Fallon

Howard R. Green Co.
Moline

Hurst-Rosche Engineers, Inc.
Hillsboro

Infrastructure Engineering, Inc.
Chicago

Jacobs Civil, Inc.
Chicago

Juneau Associates, Inc.
Granite City

KJWW Engineering, P.C.
Rock Island

Kuhlmann Design Group, Inc.
Belleville

Larson Engineering of Illinois
Naperville

Louis Berger Group, Inc.
Chicago

M.D. Wessler & Associates, Inc.
Arenzville

Montgomery Watson Harza
Chicago

Parsons Brinckerhoff Quade & Douglas, Inc.
Chicago

Primera Engineers, Ltd.
Chicago

Professional Service Industries, Inc.
Oakbrook Terrace

Randolph & Associates, Inc.
Peoria

Reynolds, Smith and Hills, Inc.
Naperville

Ruekert & Mielke, Inc.
Tinley Park

Scheflow Engineers, P.C.
Elgin

Shah Engineering, Inc.
Chicago

Shive-Hattery, Inc.
Moline

Singh & Associates, Inc.
Chicago

Stanley Consultants, Inc.
Chicago

Strand Associates, Inc.
Joliet

STV, Inc.
Chicago

Techknow Engineering, LLC
Chicago

Teng & Associates, Inc.
Chicago

Terracon
Consulting Engineers & Scientists
www.terracon.com
Normal (Bloomington), (309) 451-1718, macatlin@terracon.com
Naperville (Chicago), (630) 717-4263, pjodeen@terracon.com
Chicago, (312) 575-0014, pjodeen@terracon.com
Rockford, (815) 873-0990, edkunz@terracon.com
Also see our listings in 37 other states

Unified Theory, Inc.
Decatur

V3 Interstructure Services, Ltd
Woodridge

Walker and Associates, Inc.
Harrisburg

Walter E. Deuchler Associates, Inc.
Aurora

Specialty

Ahern & Associates
Chicago

Alvord, Burdick & Howson
Chicago

Avila & Associates, Inc.
Chicago

BIT 7, Inc.
Mundelein

Collins Engineers, Inc.
Chicago

EA Engineering Science & Technology
Oak Brook

Gage-Babcock & Associates, Inc.
Oak Brook

Hannum, Wagle & Cline Engineering
Tuscola

Modjeski and Masters, Inc.
Edwardsville

M+W Zander
Chicago

National Engineering Technology Corp.
Arlington Heights

Patrick Engineering, Inc.
Lisle

Regina Webster & Associates, Inc.
Chicago

Robert W. Hunt Co.
Lombard

TranSystems Corp.
Schaumburg

T.Y. Lin International, Inc.
Chicago

Walker Parking Consultants
Elgin

Wilbur Smith Associates
Chicago

Zimmer Consultants, Inc.
Oak Brook

Structural

Barry A. Goldberg & Co., Structural Engineers
Skokie

Consulting Engineers Group, Inc.
Mt. Prospect

Drucker Zajdel Structural Engineers, Inc.
Naperville

J.V. Henik, Inc. Structural Engineering
Rosemont

Klein and Hoffman, Inc.
Chicago

Lindsay & Associates, Inc.
Aurora

Schmidt Engineering, Inc.
Wauconda

The Structural Group, Ltd.
Deerfield

Stuart K. Jacobson & Associates, Ltd.
Northbrook



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Editor: Tom Gibson
2820 Mexico Rd., Milton, PA 17847
570-713-4812 * tom@progressiveengineer.com
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