United States

North America

United States CTBUH Members

Logo
Name
City
Level
# of 150m+ buildings

Dassault Systèmes

Paris

Platinum

0

NBBJ

New York City

Gold

61

Pelli Clarke Pelli Architects

New Haven

Gold

52

Enclos Corp.

Los Angeles

Gold

41

Jensen Hughes

Chicago

Gold

6

Nishkian Menninger Consulting and Structural Engineers

San Francisco

Gold

1

WATG Urban

Seattle

Gold

2

Webcor Builders

Los Angeles

Gold

3

CB Engineers

San Francisco

Silver

4

Cerami & Associates, Inc.

New York City

Silver

25

Cosentini Associates

New York City

Silver

100

Cove Property Group

New York City

Silver

0

Gilsanz Murray Steficek

New York City

Silver

10

Glumac

San Francisco

Silver

2

International Code Council

Washington D.C.

Silver

0

JAHN

Chicago

Silver

10

Kinemetrics

Pasadena, CA

Silver

43

Kobi Karp Architecture

Miami

Silver

8

National Fire Protection Association

Boston

Silver

0

Ornamental Metal Institute of New York

New York City

Silver

0

PAN Partners

New York City

Silver

0

RafterySuver, LLC

Seattle

Silver

1

Steel Institute of New York

New York City

Silver

0

SWA Group

Sausalito

Silver

44

Tetra Tech

Pasadena, CA

Silver

0

Edgett Williams Consulting Group, Inc.

Mill Valley

Silver

17

FullStack Modular LLC

New York City

Silver

0

Henderson Engineers

Kansas City

Silver

0

James McHugh Construction Co.

Chicago

Silver

22

Jay Paul Company

San Francisco

Silver

1

JCE Structural Engineering Group

Pasadena, CA

Silver

0

King-Le Chang & Associates

Taipei

Silver

11

Larson Engineering, Inc.

Chicago

Silver

1

PEI Architects

New York City

Silver

1

See Robertson Structural Engineers, LLC

New York City

Silver

0

Sentient Law, Ltd.

Chicago

Silver

0

Spiritos Properties LLC

New York City

Silver

0

The Moinian Group

New York City

Silver

13

Tobin, PLLC

Charlotte

Silver

0

Victor Group

New York City

Silver

1

W.E. O'Neil Construction Co.

Chicago

Silver

0

American Institute of Steel Construction

Chicago

Media Institute/Association

0

Pennsylvania State University

State College

Media Institute/Association

0

Autodesk

San Francisco

Platinum

0

DeSimone Consulting Engineers

New York City

Platinum

45

Dow Chemical Company

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

208

Langan Engineering

London

Platinum

94

Otis Elevator Company

Hartford

Platinum

0

Skidmore, Owings & Merrill LLP

Chicago

Platinum

318

Thornton Tomasetti

Chicago

Platinum

132

Turner Construction Company

New York City

Platinum

56

WSP

Chicago

Platinum

70

Adrian Smith + Gordon Gill Architecture

Chicago

Gold

40

AKF Group LLC

New York City

Gold

19

Council on Tall Buildings and Urban Habitat

Chicago

Gold

0

DCI Engineers

Seattle

Gold

3

Gensler

Chicago

Gold

99

Giarratana, LLC

Nashville

Gold

3

Goettsch Partners

Chicago

Gold

52

Magnusson Klemencic Associates

Seattle

Gold

70

McNamara • Salvia

Boston

Gold

20

Perkins & Will

Chicago

Gold

8

Severud Associates Consulting Engineers, PC

New York City

Gold

16

SL Green Realty Corp.

New York City

Gold

7

Studio Libeskind

New York City

Gold

1

The Durst Organization

New York City

Gold

10

Think Wood

Portland

Gold

0

3MIX

Hong Kong

Silver

0

ADG Engineering

New York City

Silver

0

Alvine Engineering

Omaha

Silver

7

AMSYSCO

Chicago

Silver

34

ArcelorMittal

Chicago

Silver

91

Archilier

New York City

Silver

6

Architects Hawaii Limited - AHL

Honolulu

Silver

0

ARK Studio Inc.

Mumbai

Silver

7

BALA Engineers

Philadelphia

Silver

9

Baldridge & Associates Structural Engineering

Honolulu

Silver

1

Barker Mohandas, LLC

New York City

Silver

34

BASF Corporation

New York City

Silver

1

Baumann Consulting

Chicago

Silver

2

Bedrock Detroit

Detroit

Silver

2

Bjarke Ingels Group

Copenhagen

Silver

14

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

New York City

Silver

4

CBRE Group, Inc.

Dallas

Silver

67

CDC Curtain Wall Design & Consulting, Inc.

Dallas

Silver

11

CetraRuddy

New York City

Silver

11

Code Consultants, Inc.

Los Angeles

Silver

46

Construction Specialties Company

Lebanon

Silver

2

COOKFOX Architects

New York City

Silver

2

Coughlin Porter Lundeen

Seattle

Silver

1

CPP Wind Engineering and Air Quality Consultants

Fort Collins

Silver

27

CS Associates, Inc.

Chicago

Silver

14

CTL Group

Chicago

Silver

2

Degenkolb Engineers

San Francisco

Silver

1

DLR Group

Seattle

Silver

12

Dynamic Isolation Systems, Inc.

Las Vegas

Silver

0

Ennead Architects

New York City

Silver

1

Environmental Systems Design, Inc.

Chicago

Silver

31

Epstein

Chicago

Silver

6

Extell Development

New York City

Silver

13

Fire Equipment Manufacturers' Association (FEMA)

Cleveland

Silver

0

Fisher Marantz Stone

New York City

Silver

20

FitzGerald Associates

Chicago

Silver

1

FM Global

Boston

Silver

0

Foster + Partners

London

Silver

97

Front Inc.

Hong Kong

Silver

25

FXCollaborative Architects

New York City

Silver

5

GEI Consultants

Boston

Silver

3

GenX Design & Technology Consulting

New York City

Silver

2

GGLO

Los Angeles

Silver

1

GREC Architects

Chicago

Silver

1

GVK Elevator Consulting Services

San Francisco

Silver

0

Hathaway Dinwiddie Construction Company

San Francisco

Silver

2

HEARST

New York City

Silver

1

Heintges Consulting Architects & Engineers

New York City

Silver

5

Heller Manus Architects

San Francisco

Silver

4

Hill West Architects, LLP

New York City

Silver

10

Hines

Houston

Silver

25

HKA Elevator Consulting

Los Angeles

Silver

3

Humphreys & Partners Architects, L.P.

Dallas

Silver

1

Jaros, Baum & Bolles

New York City

Silver

69

Korda/Nemeth Engineering

Columbus

Silver

0

Kuraray

Wilmington

Silver

7

LeMessurier

Boston

Silver

28

Lendlease

Chicago

Silver

29

LERA 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

Meyer Borgman Johnson

Minneapolis

Silver

3

MEYERS+ ENGINEERS

San Francisco

Silver

0

Michael Blades & Associates

Washington D.C.

Silver

0

MZA Architecture

Bellevue

Silver

1

Nabih Youssef & Associates

Los Angeles

Silver

3

NAIMA

Washington D.C.

Silver

0

O'Donnell & Naccarato

Philadelphia

Silver

1

OJB Landscape Architecture

Boston

Silver

16

OLYMPIQUE Façade Access Consulting

Los Angeles

Silver

6

Optima Inc.

Chicago

Silver

1

Osborn Engineering

Columbus

Silver

1

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

19

Portman Architects

Atlanta

Silver

3

Prudential Center

Boston

Silver

12

Rafael Vinoly Architects

New York City

Silver

13

Reiser + Umemoto RUR Architecture

New York City

Silver

0

Rhode Partners

Austin

Silver

1

Riggio / Boron, Ltd.

Chicago

Silver

11

Riverside Investment & Development

Chicago

Silver

3

Robert A.M. Stern Architects

New York City

Silver

13

Safdie Architects

Somerville

Silver

10

Salas O'Brien

Atlanta

Silver

0

SHoP Architects

New York City

Silver

16

SilverEdge Systems Software, Inc.

Chicago

Silver

0

SOH Wind Engineering LLC

Montpelier

Silver

0

Solomon Cordwell Buenz - SCB

Chicago

Silver

34

Sowlat Structural Engineers

Chicago

Silver

1

Stanley D. Lindsey and Associates, Ltd.

Atlanta

Silver

4

Stantec

Abu Dhabi

Silver

10

Steinberg Hart

Los Angeles

Silver

0

Studio Gang Architects

Chicago

Silver

4

Swinerton

San Francisco

Silver

0

Syska Hennessy Group

San Francisco

Silver

17

Telgian Engineering & Consulting

Chicago

Silver

0

Terracon

Naperville

Silver

4

Thatcher Foundations / CCHRB (Chicago Committee on High-Rise Buildings)

Chicago

Silver

0

The Harman Group

Philadelphia

Silver

4

The John Buck Company

Chicago

Silver

15

The Skyscraper Museum

New York City

Silver

0

TLC Engineering Solutions

Orlando

Silver

2

Urbahn Architects

New York City

Silver

0

Van Deusen & Associates - VDA

Atlanta

Silver

17

Vanderweil Engineers

Boston

Silver

4

Walter P Moore

Atlanta

Silver

34