Regional Leadership

John Adams

Co-Regional Managing Principal

+1 213.327.3732

 |  LinkedIn » John brings 25 years of experience as an architect, real estate strategist, and planner to his role as Regional...

Elizabeth Brink

Co-Regional Managing Principal

+1 213.327.3683

 |  LinkedIn » Elizabeth is a Co-Regional Managing Principal of Gensler’s Southwest region. In that position, she oversees six...

Andy Cohen

Global Co-Chair

+1 213.327.3610

 |  LinkedIn » Andy Cohen is Global Co-Chair of Gensler, the world’s most influential architecture and design firm. He has...

Office Leadership

Jill Wittnebel

Managing Director, Principal

+1 213.327.3865

 |  LinkedIn » Jill is a Managing Director in Gensler’s Los Angeles office. She brings over 25 years of experience in the...

Kelly Farrell

Residential Leader, Managing Director, Practice Area Community Leader, Principal

+1 213.591.0401

 |  LinkedIn » Kelly is a global leader of Gensler’s Residential practice and a Managing Director of Gensler’s Los Angeles...

Michael White

Managing Director, Principal

+1 213.327.3629

 |  LinkedIn » Michael is a Co-Managing Director of Gensler’s Los Angeles office and Principal within the firm. Drawing on his...


Aaron Birney

Lifestyle Sector Leader, Design Director, Principal

+1 213.327.3608

 |  LinkedIn » Aaron is a designer who thrives on the fast-paced creative process of translating brands to the built...

Arpy Hatzikian

Regulatory Approvals Expert, Principal

+1 213.327.3650

A Regulatory Approvals Expert and Principal in Gensler’s Los Angeles office, Arpy has earned a reputation as a...

Barbara Dunn

Studio Director, Principal

+1 213.327.3670

 |  LinkedIn » Barbara is a Principal and Studio Director at Gensler’s Los Angeles office. For over 30 years, she has created...

Bill Bouchey

Design Director

+1 213.327.3845

 |  LinkedIn » Bill is a Design Director in Gensler’s Los Angeles office, Build to Suit & Headquarters leader for the...

Brian Berry

Design Director, Principal

+1 212.492.1513

Brian is an award-winning Design Director in Gensler’s Los Angeles office. In his role, Brian rethinks and...

Carmen Cecilia Cham

Mobility & Transportation Leader, Project Director

+1 213.243.8776

 |  LinkedIn » Carmen is a global leader of Gensler’s Mobility & Transportation practice with over 20 years of experience...

Daniel Stromborg

Design Director

+1 213.243.8799

 |  LinkedIn » Daniel joined Gensler in 2014 as the Southwest region’s Director of Product Development. Daniel applies his...

David Herjeczki

Design Director, Principal

+1 213.327.3723

 |  LinkedIn » David leads design with a deep commitment to innovation and a mission to create a positive impact on people...

Denise Zacky-Popoch

Studio Director, Principal

+1 213.327.3687

 |  LinkedIn » With more than 20 years of design experience, Denise leads a diverse range of projects, with a focus on media...

Duncan Paterson

Mixed Use & Retail Centers Leader, Studio Leader, Design Director, Principal

+1 213.327.3680

 |  LinkedIn » Duncan has devoted more than 30 years to creating vibrant, experience-driven architecture. A global leader of...

Dylan Jones

Mobility & Transportation Leader, Cities Sector Leader, Principal

+1 213.243.8838

 |  LinkedIn » Dylan is a global leader of Gensler’s Mobility & Transportation practice, who works at the intersection of...

Eric Stultz

Studio Director, Principal

+1 213.327.3690

 |  LinkedIn » In addition to his role as a Design Director, Eric is the director of a studio focused on large-scale...

Erica Sturges

Global Director of Executive Communications, Principal

+1 213.327.3705

 |  LinkedIn » Erica is Gensler’s Global Director of Executive Communications based in the firm’s Los Angeles office. She...

Erin Lilly

Studio Director, Technical Director, Principal

+1 213.243.8721

 |  LinkedIn » With over 30 years of experience, Erin is passionate about design co-creation, delivery excellence, and...

Greg Ashton

Design Director

+1 213.327.3975

 |  LinkedIn » Greg is a Design Director in Gensler’s Los Angeles office. He has been developing immersive, narrative-driven...

Greg Richart

Chief Financial Officer

+1 213.327.3846

 |  LinkedIn » Based in Gensler’s Los Angeles office, Greg is the Chief Financial Officer (CFO) of Gensler’s global platform...

Guy Williams

SW Design Management Leader, Principal

+1 213.327.3636

 |  LinkedIn » A licensed architect, Guy has served in various leadership roles at Gensler since joining in 2003. He is a...

J.F. Finn, III

Mixed Use & Retail Centers Leader, Principal

+1 617.619.5721

 |  LinkedIn » J.F. is a global leader in Gensler’s Mixed Use & Retail Centers practice, based in our Los Angeles office...

James Kelly


+1 213.327.3918

 |  LinkedIn » As a Principal and Project Architect with more than 20 years of diverse project experience across all phases of...

Jennifer Hamilton

Studio Director, Principal

+1 213.239.8255

 |  LinkedIn » As a Studio Director, Account Director, and driven Project Manager of Gensler Los Angeles’s Flex 1 team...

John Circenis


+1 213.327.3656

 |  LinkedIn » John is a Principal in the Los Angeles office with more than 30 years of experience in architectural design and...

John Wiedner

Media Leader, Design Manager, Principal

+1 310.529.8128

 |  LinkedIn » As a global leader for Gensler’s Media practice area and Design Manager with a passion for film and television...

Jon Niemuth

Director of Sports

+1 213.243.8861

 |  LinkedIn » Jon is a veteran sports designer invested in delivering sports and entertainment venues that are integrated...

Keith Thompson

Aviation Leader, Studio Director, Principal

+1 213.327.3760

 |  LinkedIn » Keith is an Aviation Leader, Studio Director, and Principal in Gensler’s Los Angeles office. He has nearly 40...

Kelly Farrell

Residential Leader, Managing Director, Practice Area Community Leader, Principal

+1 213.591.0401

 |  LinkedIn » Kelly is a global leader of Gensler’s Residential practice and a Managing Director of Gensler’s Los Angeles...

Kevin Rosenstein

Strategy Leader, Studio Director, Principal

+1 213.243.8841

 |  LinkedIn » A global leader of Gensler’s Strategy practice, Kevin brings 25 years of diverse experience with specific...

Kristi Sprinkel

Regional Marketing Director, Principal

+1 213.444.9806

 |  LinkedIn » As the Southwest Regional Marketing Director, Kristi guides the region’s marketing and communications...

Lee Pasteris

Design Director, Principal

+ 1 213.327.3884

 |  LinkedIn » Lee specializes in the creation of high-profile interiors for long-time Gensler clients like DreamWorks...

Lexi Barry

Global Entertainment Leader, Principal

+1 213.239.8201

 |  LinkedIn » Lexi is a Strategy Director and Global Entertainment Leader, based in Gensler’s Los Angeles office. As a...

Mark Brungo

Global Account Director, Principal

+1 213.327.3600

 |  LinkedIn » As part of Gensler’s Strategic Accounts Hub, Mark currently leads the account for Alphabet Inc. In this role...

Michael Volk

Culture & Museums Leader, Design Director, Principal

+1 213.327.3991

 |  LinkedIn » With more than 28 years of experience designing, leading, and executing innovative architecture and urbanism...

Nathan Kim

Studio Director, Principal

+1 213.327.3875

 |  LinkedIn » In his role as Studio Director and Principal, Nathan combines more than 15 years of experience with a deep...

Olivier Sommerhalder


+1 213.327.3615

 |  LinkedIn » Olivier is a Principal who supports a rigorous design process that harnesses research, technology, and building...

Peter Barsuk

Government & Defense Leader, Principal

+1 213.327.3743

 |  LinkedIn » Peter is a Government & Defense Leader; an expert in education, civic and office building projects; and a...

Robert Bischoff

Digital Experience Design Leader, Principal

+1 646.207.0878

 |  LinkedIn » As a global leader of Gensler’s Digital Experience Design (DXD) practice, Rob focuses on bringing technology...

Ron Turner

Sports Leader, Studio Director, Principal

+1 213.327.3780

 |  LinkedIn » As a global Sports Leader at Gensler, Ron is one of the industry’s most recognized sports facility designers...

Ryan Ihly

Studio Director, Industrial & Logistics Leader, Principal

+1 213.243.8746

 |  LinkedIn » Over his 25-year career, Ryan has partnered with clients in the media, technology, cultural, and institutional...

Ryley Poblete

Sciences Leader

+1 213.327.3784

 |  LinkedIn » As a regional and global Sciences Leader, Ryley leverages his strategic and planning experience with innovation...

Serena Winner

Studio Director, Senior Project Manager, Principal

+1 213.327.3821

 |  LinkedIn » As a Studio Director of the Gensler Los Angeles commercial office building studio, Serena oversees a diverse...

Stephanie Koenig

Regional Operating Officer, Principal

+1 213.327.3630

 |  LinkedIn » As the Regional Operating Officer for our Southwest Region, Stephanie is responsible for all financial and...

Steve Chung

Sports Leader, Design Director, Principal

+1 213.327.3850

 |  LinkedIn » As a global Sports Leader and Design Director, Steve approaches each project with a strong design sensibility...

Steven Hergert

Technical Director, Principal

+1 213.327.3840

 |  LinkedIn » With 35 years of experience, Steven has worked on an array of large commercial, private and public multi-phased...

Terence Young

Aviation Leader, Design Director, Principal

+1 213.327.3807

 |  LinkedIn » With more than 25 years of experience in aviation and transportation, Terence has designed an impressive range...

Tim Sullivan

Aviation Leader, Studio Director, Principal

+1 213.327.3888

 |  LinkedIn » Tim Sullivan is a Studio Director and Principal based in Gensler’s Los Angeles office. He has over 30 years of...

Tina Rothermund

Studio Director, Principal

+1 213.327.3736

 |  LinkedIn » Tina is a Studio Director in Gensler’s Los Angeles office with over 23 years of extensive experience in design...

Tom Ito

Hospitality Leader, Principal

+1 213.327.3730

 |  LinkedIn » Tom launched Gensler’s Hospitality practice in the late 1990s with the celebrated renovation of the Beverly...

Warwick Wicksman

Global Design Realization Leader, Principal

+1 213.327.3790

 |  LinkedIn » Warwick is a member of Gensler’s Management Committee and thrives on the technical aspects of Architecture. He...

William Heyer

Project Director

+1 212.492.3256

 |  LinkedIn » As a Project Director in Gensler’s Los Angeles office, William oversees projects for some of Gensler’s most...