Staff Directory

SEMA's mission is to help our members businesses succeed and prosper. We will do this by providing proactive leadership in our industry to help it expand domestically and worldwide. We deliver programs, activities and information in response to the ongoing and emerging needs of our members. We emphasize education to help members focus on and achieve acceptable world-class quality standards. We provide legislative and regulatory advocacy. We produce the industry's leading trade shows.

 

SEMA Headquarters
1575 S. Valley Vista Dr.
Diamond Bar, CA 91765
Phone: (909) 610-2030
Fax: (909) 860-1709

 

Membership Customer Service
Marcela Ortega
Phone: (909) 978-6744
Membership Info: member@sema.org

Email Contacts
SEMA's Websites: info@sema.org
Market Research: research@sema.org

SEMA Show Department
Email: showinfo@sema.org

(909) 396-0289

Attendee Registration
Karen Zisko
Phone: (909) 978-6667

Exhibitor Information
Margaret Restuccia
Phone: (909) 978-6741

 

SEMA Show Directory
Brendan Gillespie
Phone: (909) 978-6661

SEMA Special Events & Banquet
Jamie Eriksen
Phone: (909) 978-6737

CompuSystems, Inc.
SEMA Show Registration Assistance
Phone: (866) 229-3687

 

Executive Management

Chris Kersting, President & CEO - (909) 978-6670

William Miller, Senior Vice President, Operations - (909) 978-6734

Susan Alfonso, Executive Assistant - (909) 978-6671

Staci Bostock, Administrative Assistant, Project Manager - (909) 978-6689

 

Administration

George Afremow, Vice President, Chief Financial Officer - (909) 978-6709

Linda Czarkowski, Senior Director, Administration & Human Resources - (909) 978-6672

Tom Aiono, Accounting Director - (909) 978-6674

Rhonda Grunwald, Payroll & Benefits Manager - (909) 978-6683

Adrianna Johnson, Accounting Manager - (909) 378-4848

Wendy Wei, General Ledger Bookkeeper - (909) 978 - 6678

Denise Rubin, Exhibitor Bookkeeper - (909) 978-6679

Helen Ton, Member Bookkeeper - (909) 978-6675

Lily Huang, Accounts Payable Specialist - (909) 978-6680

David Puentes, Data Entry/Inventory Specialist - (909) 978-6704

Pedro Morales, Mail & Facilities Technician - (909) 978-6724

Mark Duchane, Mail & Facilities Technician - (909) 978-6656

Jeff Kuether, Administrative Assistant - (909) 978-6654

 

Communication & Events

Shows & Events

Peter MacGillivray, Vice President, Communications & Events - (909) 978-6686

Tom Gattuso, Trade Shows Director - (909) 978-6694

Brian Paik, Industry Sales Director - (909) 978-6677
Alan Josse, Industry Sales Director - (909) 978-6666
Warren Kosikov, Industry Sales Director - (909) 978-6665
Monica Terlouw, Industry Sales Director - (909) 978-6695

Jamie Eriksen, Special Events Director - (909) 978-6737

Graciela Sanchez, Group Operations Manager - (909) 978-6687 

Brendan Gillespie, Operations Manager - (909) 978-6661

Karen Zisko, Shows Registration Manager - (909) 978-6667

Lorri Monty, Sr. Shows Operations Manager - (909) 978-6664

David Block, Advertising Coordinator - (909) 978-6648

Lisa Schafer, Sales Coordinator - (909) 978-6742

Marel Del Rio, Sales Coordinator - (909) 978-6740

Margaret Restuccia, Operations Administrator - (909) 978-6741

Gina Ledesma, Operations Coordinator / Assistant to Trade Show Director - (909) 978-6668 

Erika Beltran, Operations Coordinator - (909) 378-4850

Courtney Fik, Special Events Coordinator - (909) 978-6682

Samantha Rowser, Registration Coordinator - (909) 978-6660

 

SEMA News

John Stewart, Vice President, Editorial Director - (909) 978-6710

Mike Imlay, Executive Editor - (909) 978-6746

Jason Catullo, Senior Editor - (909) 978-6713

Amanda Gubbins, Managing Editor - (909) 378-4847 

Janet Lee, Group Operations Manager - (909) 978-6715

Monique Dao, Web Content Manager - (909) 978-6714

Darryl Dennis, Graphic Design Manager - (909) 978-6718

Mariciel Fuller, Senior Graphic Designer - (909) 978-6717

Chad Simon, News Editor - (909) 978-6716

Clint Simone, Staff Editor - (909) 378-4853

Carr Winn, Video Specialist - (909) 978-6711

 

Public Relations

Della Domingo, Public Relations Director - (909) 978-6723

Monika Earle, Public Relations Coordinator - (909) 978-6722

Becca Butler, Public Relations Coordinator - (909) 978-6669

 

International

Linda Spencer, International / Government Relations Director - (301) 231-7695
Betty Guo, International Market Specialist - (909) 978-6662 

Khesayc Yang, International Market Specialist - (909) 378-4852

 

Councils & Membership

Councils

Nathan Ridnouer, Vice President, Councils & Membership - (909) 978-6688

Jim Skelly, Council Director - (909) 978-6690
Bryan Harrison, Director, Networks - (909) 978-6691
Allan Keefe, Senior Manager, Councils - (909) 978-6696

 

Education

Zane Clark, Education Director - (909) 978-6743

Juliet Marshall, Manager, Education Projects - (909) 978-6655

Byron Bergmann, Education Coordinator - (909) 378-4849

 

Market Research

Gavin Knapp, Director, Market Research - (909) 978-6712

Mathew Kennedy, Market Research Manager - (909) 978-6730

 

Membership

Gary Vigil, Membership Director - (909) 978-6738

Timothy Johnson, Membership Data Manager - (909) 978-6685

Lindsay Bianco, Sr. Manager, Member Projects - (909) 978-6692

Andrea "AJ" Carney, Sr. Manager, Member Services - (909) 978-6697

Marcela Ortega, Customer Service Specialist / Receptionist - (909) 978-6744

Elizabeth Munoz, Membership Data Coordinator - (909) 978-6725

Kristen Fregoso, Marketing Coordinator, Member Services - (909) 978-6681

Katie Carson, Coordinator, Member Services - (909) 978-6693

 

Government Affairs

Steve McDonald, Vice President, Government Affairs - (202) 783-6007 x 31

Stuart Gosswein, Senior Federal Government Affairs Director - (202) 783-6007 x 30
Colby Martin, Government & Public Affairs Manager - (202) 783-6007 x 39
Matthew Donovan, Research Manager - (202) 783-6007 x 38

Christian Robinson, SEMA PAC & Congressional Relations Manager - (202) 783-6007 x 20

Eric Snyder, Congressional Affairs Manager - (202) 783-6007 x 39
Ashley Ailsworth, Corporate Counsel - (202) 783-6007 x 19

Dana Palmer, Office Administrator - (202) 783-6007 x 33

 

Information Technology

Alise Miner, Vice President, Internal Systems & Project Teams - (909) 978-6701

Darin Mraz, Senior Director, Information Technology - (909) 978-6700

Carlos Gutierrez, Programmer/Data Base Administrator - (909) 978-6703
Oscar Munoz, Programmer - (909) 978-6733
Henry Flores - Computer Technician - (909) 978-6705

Matthew Clark - Computer Technician - (909) 978-6706

Anthony Lytle, Project Manager - (909) 978-6702

 

Marketing

Ira Gabriel, Vice President, Marketing - (909) 978-6736
Dan Hobgood, Senior Marketing Director - (909) 978-6726

Jeff Kaysen, Sr. Graphic Director - (909) 978-6720

Kelly Clancy, Senior Manager, Marketing - (909) 978-6735

Sonny Yonkman, Interactive UX Architect - (909) 978-6729

Karen Tuttle, Marketing Database Manager - (909) 978-6727

Sean Lepsy, Email Marketing Specialist - (909) 378-4846

Gordon Madison, Front-End Developer - (909) 978-6659

Albert Somlith, Digital Marketing Manager - (909) 978-6658

Sean Floody, Graphic Designer - (909) 978-6663  

 

OEM Relations

Mike Spagnola, Vice President, OEM & Product Development - (909) 978-6707

John Waraniak, Vice President, Vehicle Technology - (248) 363-5313

Jim Moore, Senior Director, OEM Relations - (909) 978-6739

Gary Pis, Vehicle Product Data Manager - (909) 978-6732

Peter Treydte, Compliance Center Manager - (909) 978-6673

Daniel Ogden, Emissions Lab Manager - (909) 378 4845

Arturo Herrera, Emissions Lab Technician - (909) 378-4851

Matthew Cordato, Vehicle Product Data Specialist - (909) 978-6731

Stephanie Martinez, Senior Coordinator, SEMA Garage & OE Relations - (909) 978-6728

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