United States CTBUH Members

Logo
Name
City
Level
# of 150m+ buildings

Arup

Abu Dhabi

Platinum

378

DeSimone Consulting Engineers

New York City

Platinum

49

Dow

Midland

Platinum

6

HOK, Inc.

New York City

Platinum

82

Illinois Institute of Technology

Chicago

Platinum

0

Kohn Pedersen Fox Associates

New York City

Platinum

228

Langan Engineering

Athens

Platinum

98

New Land Enterprises

Milwaukee

Platinum

0

Otis Elevator Company

Hartford

Platinum

133

Skidmore, Owings & Merrill

Chicago

Platinum

342

Thornton Tomasetti, Inc.

Atlanta

Platinum

145

Turner Construction Company

New York City

Platinum

60

WSP

Chicago

Platinum

134

Adrian Smith + Gordon Gill Architecture

Chicago

Gold

41

Aedas

Abu Dhabi

Gold

111

AXA IM Alts

London

Gold

3

Brandston Partnership, Inc.

New York City

Gold

85

DCI Engineers

Seattle

Gold

4

Gensler

Chicago

Gold

107

Giarratana, LLC

Nashville

Gold

5

Goettsch Partners

Chicago

Gold

56

Magnusson Klemencic Associates

Seattle

Gold

79

McNamara • Salvia

Boston

Gold

20

Mott MacDonald

London

Gold

9

NBBJ

New York City

Gold

61

Nucor Corporation

Chicago

Gold

5

PCL Construction

Denver

Gold

25

Pelli Clarke & Partners

New Haven

Gold

26

Perkins & Will

Chicago

Gold

11

Pickard Chilton Architects, Inc.

New Haven

Gold

20

POHL Facade Division

Cologne

Gold

33

Rider Levett Bucknall

Beijing

Gold

83

Rise Global LLC

Chicago

Gold

0

RWDI

Guelph

Gold

310

Severud Associates Consulting Engineers, PC

New York City

Gold

16

Shalom Baranes Associates

Washington D.C.

Gold

0

SilverEdge Systems Software, Inc.

Chicago

Gold

0

SL Green Realty Corp.

New York City

Gold

7

SLS Consulting, Inc.

Atlanta

Gold

0

Stantec

Abu Dhabi

Gold

22

Think Wood

Portland

Gold

0

360 Chicago

Chicago

Silver

1

3MIX

Seattle

Silver

2

ADG Engineering

New York City

Silver

0

Adjustable Concrete Construction

Chicago

Silver

2

AI. PlanetWorks

New York City

Silver

7

AKAIA Architecture

New York City

Silver

6

Alderson Engineering, Inc.

Philadelphia

Silver

1

Algin Management

New York City

Silver

1

Altair Engineering

Detroit

Silver

1

AMSYSCO

Chicago

Silver

35

ArcelorMittal

Chicago

Silver

94

Architects Hawaii Limited - AHL

Honolulu

Silver

0

ARK Studio Inc.

Mumbai

Silver

7

Aspen Heights Partners

Austin

Silver

1

Autodesk

San Francisco

Silver

0

BALA Engineers

Philadelphia

Silver

9

Baldridge & Associates Structural Engineering

Honolulu

Silver

2

Barker Mohandas, LLC

New York City

Silver

39

Baumann Consulting

Chicago

Silver

2

Bedrock Detroit

Detroit

Silver

2

Bjarke Ingels Group

Copenhagen

Silver

17

bKL Architecture

Chicago

Silver

10

BKV Group

Minneapolis

Silver

0

Brininstool + Lynch, Ltd

Chicago

Silver

1

CambridgeSeven

Cambridge

Silver

2

Carr Properties

Washington D.C.

Silver

1

Carrier Johnson + Culture

San Diego

Silver

0

Cary Kopczynski & Company

Seattle

Silver

0

Cast Connex

Dallas

Silver

6

CB Engineers

San Francisco

Silver

4

CDC Curtain Wall Design & Consulting, Inc.

Dallas

Silver

12

Cerami & Associates, Inc.

New York City

Silver

25

CetraRuddy

New York City

Silver

11

Charrette Creative

New York City

Silver

0

CIM GROUP

Los Angeles

Silver

8

Code Consultants, Inc.

Los Angeles

Silver

47

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 Consultants

Fort Collins

Silver

28

Degenkolb Engineers

San Francisco

Silver

1

Diller Scofidio + Renfro

New York City

Silver

2

DLR Group

Chicago

Silver

12

Dynamic Isolation Systems, Inc.

Las Vegas

Silver

0

Eastdil Secured

New York City

Silver

0

Edgett Williams Consulting Group, Inc.

Mill Valley

Silver

17

Enclos Corp.

Los Angeles

Silver

42

Ennead Architects

New York City

Silver

1

Environmental Systems Design, Inc.

Chicago

Silver

34

Epstein

Chicago

Silver

6

Extell Development

New York City

Silver

14

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

109

Front Inc.

Hong Kong

Silver

28

FullStack Modular LLC

New York City

Silver

0

FXCollaborative Architects

New York City

Silver

5

GEI Consultants

Boston

Silver

15

GenX Design & Technology

New York City

Silver

2

GERB Vibration Control Systems

Berlin

Silver

22

GGLO

Los Angeles

Silver

1

Gilsanz Murray Steficek

New York City

Silver

11

Glotman Simpson Consulting Engineers

Calgary

Silver

4

Glumac

San Francisco

Silver

2

GREC Architects

Chicago

Silver

2

H+O Structural Engineering

Boston

Silver

0

Hartshorne Plunkard Architecture

Chicago

Silver

6

Hathaway Dinwiddie Construction Company

San Francisco

Silver

2

HDR Inc.

New York City

Silver

0

Hearst

New York City

Silver

1

HED

Chicago

Silver

1

Heintges Consulting Architects & Engineers

New York City

Silver

5

Heller Manus Architects

San Francisco

Silver

4

Hewitt Architects

Seattle

Silver

0

Hill International

Abu Dhabi

Silver

28

Hilson Moran

Cambridge

Silver

8

Hines

Houston

Silver

28

HKA Elevator Consulting

Los Angeles

Silver

3

HKS Architects

Dallas

Silver

26

HYPRLIFT, Inc.

San Jose

Silver

0

Inhabit Group

Auckland

Silver

39

JAHN

Chicago

Silver

12

Jay Paul Company

San Francisco

Silver

1

JB&B

Boston

Silver

70

JCE Structural Engineering Group

Pasadena, CA

Silver

0

JDS Development Group

New York City

Silver

7

Jensen Hughes

Chicago

Silver

8

KieranTimberlake

Philadelphia

Silver

0

Kinemetrics

Pasadena, CA

Silver

43

Korb + Associates Architects

Milwaukee

Silver

0

Krueck Sexton Partners

Chicago

Silver

3

Kuraray

Wilmington

Silver

7

Lee Herzog Facade Access Consulting

San Marcos

Silver

7

LeMessurier

Boston

Silver

28

Lendlease

Chicago

Silver

28

LERA Consulting Structural Engineers

New York City

Silver

17

Lerch Bates, Inc.

New York City

Silver

67

LEVER Architecture

Portland

Silver

0

LMN Architects

Seattle

Silver

2

Longman Lindsey

New York City

Silver

6

Magellan Development Group

Chicago

Silver

12

Martin/Martin

Denver

Silver

3

McHugh Construction

Chicago

Silver

22

Meyer Borgman Johnson

Minneapolis

Silver

3

MEYERS+ ENGINEERS

San Francisco

Silver

0

Michael Blades & Associates

Washington D.C.

Silver

0

Michael Graves Architecture & Design

Baltimore

Silver

2

Mithun

Seattle

Silver

0

Mueser Rutledge Consulting Engineers

New York City

Silver

12

Multistudio

Kansas City

Silver

0

Nabih Youssef & Associates

Los Angeles

Silver

3

National Real Estate Development

Philadelphia

Silver

1

New York Building Congress

New York City

Silver

0

O'Donnell & Naccarato

Philadelphia

Silver

1

OAC Services, Inc.

Seattle

Silver

0

Office for Visual Interaction, Inc. (OVI)

New York City

Silver

18

OJB Landscape Architecture

Boston

Silver

17

OLYMPIQUE Façade Access Consulting

Los Angeles

Silver

6

Optima Inc.

Chicago

Silver

1

Ornamental Metal Institute of New York

New York City

Silver

0

Osborn Engineering

Cleveland

Silver

2

Pavarini McGovern

New York City

Silver

4

Peckar & Abramson, P.C.

New York City

Silver

0

PEI Architects

New York City

Silver

1

Pei Cobb Freed & Partners

New York City

Silver

27

Pepper Construction

Chicago

Silver

0

Pierce Engineers, Inc.

Chicago

Silver

0

Portman Architects

Atlanta

Silver

3

Prudential Center

Boston

Silver

12

RATIO I smdp

Chicago

Silver

2

Rhode Partners

Austin

Silver

1

Riverside Investment & Development

Chicago

Silver

3

Robert A.M. Stern Architects

New York City

Silver

17

Rockefeller Group

New York City

Silver

11

Royal Institution of Chartered Surveyors (RICS)

Birmingham

Silver

0

Safdie Architects

Somerville

Silver

18

SHoP Architects

New York City

Silver

18

Skyline Robotics

New York City

Silver

1

SOH Wind Engineering LLC

Kuala Lumpur

Silver

0

Solomon Cordwell Buenz - SCB

Chicago

Silver

35

Spiritos Properties LLC

New York City

Silver

0

Stanley D. Lindsey and Associates, Ltd.

Atlanta

Silver

4

Steel Institute of New York

New York City

Silver

0

Steinberg Hart

Los Angeles

Silver

0

StructureCraft

Seattle

Silver

0

Studio Gang Architects

Chicago

Silver

4

SWA Group

Sausalito

Silver

48

Swinerton

San Francisco

Silver

0

Syska Hennessy Group

San Francisco

Silver

17

Telgian Engineering & Consulting, LLC

Atlanta

Silver

0

Terracon

Naperville

Silver

3

Tetra Tech

Pasadena, CA

Silver

0

The Harman Group, now IMEG

Philadelphia

Silver

4

The University of Chicago

Chicago

Silver

0

TLC Engineering Solutions

Chicago

Silver

2

Vanderweil Engineers

Boston

Silver

4

VDA Elevator and Escalator Consulting

Atlanta

Silver

18

Walter P Moore

Atlanta

Silver

34

Walters Inc

Asheville

Silver

21

Werner Sobek AG

Berlin

Silver

26

Woods Bagot

Abu Dhabi

Silver

72

Wright Runstad & Co

Seattle

Silver

1

CCHRB (Chicago Committee on High-Rise Buildings)

Chicago

Nonprofit/Governmental

0

Fire Equipment Manufacturers' Association (FEMA)

Cleveland

Nonprofit/Governmental

0

Pennsylvania State University

State College

Nonprofit/Governmental

0

Post-Tensioning Institute

Detroit

Nonprofit/Governmental

0

Pratt Institute

New York City

Nonprofit/Governmental

0

The Skyscraper Museum

New York City

Nonprofit/Governmental

0

Thomas Jefferson University

Philadelphia

Nonprofit/Governmental

0

University of Illinois at Urbana-Champaign

Urbana

Nonprofit/Governmental

0

Washington State University

Seattle

Nonprofit/Governmental

0

Yale University School of Architecture

New Haven

Nonprofit/Governmental

0