United States CTBUH Members

Logo
Name
City
Level
# of 150m+ buildings

Arup

Abu Dhabi

Platinum

350

DeSimone Consulting Engineers

New York City

Platinum

47

Dow

Midland

Platinum

6

HOK, Inc.

New York City

Platinum

79

Illinois Institute of Technology

Chicago

Platinum

0

Kohn Pedersen Fox Associates

New York City

Platinum

213

Langan Engineering

London

Platinum

94

New Land Enterprises

Milwaukee

Platinum

0

Otis Elevator Company

Hartford

Platinum

0

Skidmore, Owings & Merrill

Chicago

Platinum

321

Thornton Tomasetti, Inc.

Atlanta

Platinum

135

Turner Construction Company

New York City

Platinum

57

Walters Group Inc.

Asheville

Platinum

21

WSP UK Limited

Chicago

Platinum

92

Adrian Smith + Gordon Gill Architecture

Chicago

Gold

40

AI SpaceFactory

New York City

Gold

0

AKF Group LLC

New York City

Gold

19

Brandston Partnership, Inc.

Beijing

Gold

68

Council on Tall Buildings and Urban Habitat

Chicago

Gold

0

DCI Engineers

Seattle

Gold

4

Gensler

Chicago

Gold

103

Giarratana, LLC

Nashville

Gold

3

Goettsch Partners

Chicago

Gold

52

Magnusson Klemencic Associates

Seattle

Gold

79

McNamara • Salvia

Boston

Gold

20

NBBJ

New York City

Gold

61

Nucor Corporation

Chicago

Gold

3

Pelli Clarke Pelli Architects

New Haven

Gold

52

Perkins & Will

Chicago

Gold

9

POHL Facade Division

Cologne

Gold

33

Rider Levett Bucknall

Beijing

Gold

80

RWDI

Guelph

Gold

298

Severud Associates Consulting Engineers, PC

New York City

Gold

16

SilverEdge Systems Software, Inc.

Chicago

Gold

0

SL Green Realty Corp.

New York City

Gold

7

SLS Consulting, Inc.

Atlanta

Gold

1

Stantec

Abu Dhabi

Gold

11

Think Wood

Portland

Gold

0

3MIX

Seattle

Silver

0

ADG Engineering

New York City

Silver

0

Adjustable Concrete Construction

Chicago

Silver

2

Alchemy Properties

New York City

Silver

1

Algin Management

New York City

Silver

1

Alvine Engineering

Omaha

Silver

7

AMSYSCO

Chicago

Silver

34

ArcelorMittal

Chicago

Silver

95

Archilier Architecture

New York City

Silver

6

Architects Hawaii Limited - AHL

Honolulu

Silver

0

ARK Studio Inc.

Mumbai

Silver

7

Autodesk

San Francisco

Silver

0

BALA Engineers

Philadelphia

Silver

9

Baldridge & Associates Structural Engineering

Honolulu

Silver

1

Barker Mohandas, LLC

New York City

Silver

41

Baumann Consulting

Chicago

Silver

2

Bedrock Detroit

Detroit

Silver

2

Bjarke Ingels Group

Copenhagen

Silver

15

bKL Architecture

Chicago

Silver

10

BKV Group

Minneapolis

Silver

0

Carrier Johnson + Culture

San Diego

Silver

0

Cary Kopczynski & Company

Seattle

Silver

0

Cast Connex

Dallas

Silver

4

CB Engineers

San Francisco

Silver

4

CDC Curtain Wall Design & Consulting, Inc.

Dallas

Silver

11

Cerami & Associates, Inc.

New York City

Silver

25

CetraRuddy

New York City

Silver

11

Charrette Creative

New York City

Silver

0

Code Consultants, Inc.

Los Angeles

Silver

46

Construction Specialties Company

Lebanon

Silver

2

COOKFOX Architects

New York City

Silver

2

Cosentini Associates

New York City

Silver

100

Coughlin Porter Lundeen

Seattle

Silver

1

Cove Property Group

New York City

Silver

0

CPP Wind Engineering and Air Quality Consultants

Fort Collins

Silver

28

Crescent Heights

Miami

Silver

6

Degenkolb Engineers

San Francisco

Silver

1

DLR Group

Seattle

Silver

12

Edgett Williams Consulting Group, Inc.

Mill Valley

Silver

17

Enclos Corp.

Los Angeles

Silver

41

Ennead Architects

New York City

Silver

1

Environmental Systems Design, Inc.

Chicago

Silver

33

Epstein

Chicago

Silver

6

Extell Development

New York City

Silver

13

Far East Aluminium Works Co., Ltd.

Concord

Silver

0

Fisher Marantz Stone

New York City

Silver

20

FitzGerald Associates

Chicago

Silver

1

FM Global

Boston

Silver

0

Foster + Partners

London

Silver

99

Front Inc.

Hong Kong

Silver

25

FullStack Modular LLC

New York City

Silver

0

FXCollaborative Architects

New York City

Silver

5

GEI Consultants

Boston

Silver

14

GenX Design & Technology Consulting

New York City

Silver

2

GERB Vibration Control Systems

Berlin

Silver

18

GGLO

Los Angeles

Silver

1

Gilsanz Murray Steficek

New York City

Silver

10

Glotman Simpson Consulting Engineers

Calgary

Silver

3

Glumac

San Francisco

Silver

2

GREC Architects

Chicago

Silver

2

Hathaway Dinwiddie Construction Company

San Francisco

Silver

2

HDR Inc.

New York City

Silver

0

HEARST

New York City

Silver

1

Heintges Consulting Architects & Engineers

New York City

Silver

5

Heller Manus Architects

San Francisco

Silver

4

Hill International

Abu Dhabi

Silver

27

Hilson Moran

Cambridge

Silver

8

Hines

Houston

Silver

26

HKA Elevator Consulting

Los Angeles

Silver

3

HKS Architects

Dallas

Silver

27

Humphreys & Partners Architects, L.P.

Dallas

Silver

1

Inhabit Group

Auckland

Silver

33

Innovative Safety Solutions INC

Tampa

Silver

0

JAHN

Chicago

Silver

10

James McHugh Construction Co.

Chicago

Silver

22

Jaros, Baum & Bolles

New York City

Silver

69

Jay Paul Company

San Francisco

Silver

1

JCE Structural Engineering Group

Pasadena, CA

Silver

0

Jensen Hughes

Chicago

Silver

6

KieranTimberlake

Philadelphia

Silver

0

Kinemetrics

Pasadena, CA

Silver

43

Korb + Associates Architects

Milwaukee

Silver

0

Korda/Nemeth Engineering

Columbus

Silver

0

Kuraray

Wilmington

Silver

7

LeMessurier

Boston

Silver

28

Lendlease

Chicago

Silver

29

LERA Consulting Structural Engineers

New York City

Silver

11

Lerch Bates, Inc.

Littleton

Silver

62

LMN Architects

Seattle

Silver

2

Longman Lindsey

New York City

Silver

4

Magellan Development Group

Chicago

Silver

12

Martin/Martin

Denver

Silver

3

MBCC-GROUP (Master Builders Solutions US LLC)

New York City

Silver

1

Meyer Borgman Johnson

Minneapolis

Silver

3

MEYERS+ ENGINEERS

San Francisco

Silver

0

Michael Blades & Associates

Washington D.C.

Silver

0

Mueser Rutledge Consulting Engineers

New York City

Silver

12

MZA Architecture

Bellevue

Silver

1

Nabih Youssef & Associates

Los Angeles

Silver

3

National Real Estate Development

Philadelphia

Silver

0

O'Donnell & Naccarato

Philadelphia

Silver

1

OJB Landscape Architecture

Boston

Silver

17

OLYMPIQUE Façade Access Consulting

Los Angeles

Silver

6

Optima Inc.

Chicago

Silver

1

Osborn Engineering

Columbus

Silver

1

PAN Partners

New York City

Silver

0

Pavarini McGovern

New York City

Silver

4

Peckar & Abramson, P.C.

New York City

Silver

0

Pei Cobb Freed & Partners

New York City

Silver

26

Pepper Construction

Chicago

Silver

0

Pickard Chilton Architects, Inc.

New Haven

Silver

20

Pierce Engineers, Inc.

Chicago

Silver

0

Portman Architects

Atlanta

Silver

3

Prudential Center

Boston

Silver

12

Rafael Viñoly Architects

New York City

Silver

13

Reiser + Umemoto RUR Architecture

New York City

Silver

0

Rhode Partners

Austin

Silver

1

Riverside Investment & Development

Chicago

Silver

3

Robert A.M. Stern Architects

New York City

Silver

17

Royal Institution of Chartered Surveyors (RICS)

Birmingham

Silver

0

Safdie Architects

Somerville

Silver

18

Salas O'Brien

Atlanta

Silver

16

SHoP Architects

New York City

Silver

17

SLCE Architects

New York City

Silver

53

SOH Wind Engineering LLC

Kuala Lumpur

Silver

0

Solomon Cordwell Buenz - SCB

Chicago

Silver

34

Sowlat Structural Engineers

Chicago

Silver

1

Spiritos Properties LLC

New York City

Silver

0

Stanley D. Lindsey and Associates, Ltd.

Atlanta

Silver

4

Studio Gang Architects

Chicago

Silver

4

SWA Group

Sausalito

Silver

44

Swinerton

San Francisco

Silver

0

Syska Hennessy Group

San Francisco

Silver

17

Telgian Engineering & Consulting, LLC

Atlanta

Silver

0

Terracon

Naperville

Silver

4

Tetra Tech

Pasadena, CA

Silver

0

The Harman Group

Philadelphia

Silver

4

TLC Engineering Solutions

Chicago

Silver

2

Tobin, PLLC

Charlotte

Silver

0

Van Deusen & Associates - VDA

Atlanta

Silver

17

Vanderweil Engineers

Boston

Silver

4

W.E. O'Neil Construction Co.

Chicago

Silver

0

Walter P Moore

Atlanta

Silver

35

Werner Sobek AG

Berlin

Silver

5

Zinwave

Dallas

Silver

1

Ornamental Metal Institute of New York

New York City

Silver

0

Steel Institute of New York

New York City

Silver

0

PEI Architects

New York City

Silver

1

Sentient Law, Ltd.

Chicago

Silver

0

CCHRB (Chicago Committee on High-Rise Buildings)

Chicago

Media Institute/Association

0

Fire Equipment Manufacturers' Association (FEMA)

Cleveland

Media Institute/Association

0

International Code Council

Washington D.C.

Media Institute/Association

0

NAIMA

Washington D.C.

Media Institute/Association

0

Pennsylvania State University

State College

Media Institute/Association

0

Post-Tensioning Institute

Detroit

Media Institute/Association

0

Pratt Institute

New York City

Media Institute/Association

0

The Skyscraper Museum

New York City

Media Institute/Association

0

University of Illinois at Urbana-Champaign

Urbana

Media Institute/Association

0

Yale University School of Architecture

New Haven

Media Institute/Association

0