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Darren Van't Hof

Interim President & CEO

Darren Van’t Hof is the interim president and CEO of the Solar Energy Industries Association (SEIA), where he oversees the largest solar advocacy organization in the U.S. Darren is a nationally recognized thought leader with over twenty years of leadership and experience in institutional finance, renewable energy and tax equity. Darren previously served as Chairman of the SEIA Board, where he was an active board member for 15 years.

our team

Business Development

Roderick Lewis

Senior Vice President, Sales & Business Development

Roderick Lewis is SEIA’s Senior Vice President of Sales & Business Development. In this role he...

Antuan Scott

Senior Director, Member Engagement

As a Senior Director of Member Engagement, Antuan is responsible for establishing National...

Christina Brooks

Director, Business Development Operations

Christina Brooks is SEIA’s Director of Business Development Operations, leading Salesforce strategy...

Tim Momyer

Director, Sponsorship & Regional Development Manager, West

Tim Momyer serves as Director of Sponsorship and Regional Development Manager, West, where he leads...

Vanessa Hobson

Senior Regional Development Manager, Southeast & International

As a Senior Regional Development Manager at SEIA,. Vanessa is responsible for establishing National...

Claire Wilson

Senior Manager, Business Development Marketing

As Senior Manager, Business Development Marketing, Claire is responsible for driving business...

Necole Stravino

Regional Development Manager, Northeast

Necole Stravino is SEIA’s Regional Development Manager, Northeast. She is responsible for...

Amethyst Rhoton

Manager, Retention Membership

Amethyst Rhoton is SEIA's Manager of Retention Membership. She focuses on engagement, satisfaction,...

Damonique Kimbrough

Coordinator, Membership Marketing

Damonique Kimbrough is SEIA's Membership Marketing Coordinator. She is a new graduate with a...

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Communications

Stephanie Bosh

Senior Vice President, Communications

Steph Bosh serves as Senior Vice President of Communications at the Solar Energy Industries...

Morgan Lyons

Senior Director, Communications

As Senior Director of Communications for SEIA, Morgan leads the association’s external...

Stephanie Zawistowski

Senior Director, Grassroots Engagement & Political Organizing

Stephanie Zawistowski is the Senior Director of Grassroots Engagement & Political Organizing...

Emily Bishop

Director, Branding & Graphic Design

Emily is a seasoned leader in branding and strategic communications, driven by her passion for...

Seth Miller

Director, Digital Communications

Seth is SEIA's Director of Digital Communications. Seth grew up in Vermillion, South Dakota and...

Rachel Skaar

Director, Communications

Rachel Skaar serves as Director of Communications at the Solar Energy Industries Association, where...

Jacob Weinberg

Director, State Communications

Jacob Weinberg develops and executes public relations strategies to advance SEIA's goals at the...

Scott Greenler

Director, Political Advocacy & Grasstops Engagement

As the Director of Political Advocacy and Grasstops Engagement for SEIA, Scott works with SEIA’s...

Addie Moore

Senior Manager, Web Experience

Addie Moore is SEIA’s Senior Manager of Web Experience. She is responsible for overseeing the...

Todd Echols

Manager, Digital & Video Production

As digital and video production manager, Todd supports SEIA's public affairs and advocacy efforts...

Nora Zacharski

Manager, Grassroots Engagement

Nora is the Grassroots Engagement Manager at SEIA. In this role, she is responsible for growing...

Jennifer Nguy

Coordinator, Graphic Design

Jennifer, a graphic designer originally from Charlotte, North Carolina, brings a passion for visual...

Matthew Stauder

Coordinator, Communications

Matthew Stauder serves as SEIA’s Communications Coordinator, where he provides support to a variety...

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Research

Justin Baca

Vice President, Markets & Research

Justin Baca is the Vice President of Markets and Research of the Solar Energy Industries...

Colin Smith

Director, Research

Colin Smith is Director of Research at SEIA. In this role, he helps guide and conduct industry...

Jamel Dargan

Director, Data Engineering

Jamel Dargan is the Director of Data Engineering at SEIA. He is responsible for automating and...

Tyler Thompson

Manager, Research

As a Research Manager, Tyler works to provide data and analysis that strengthen SEIA’s policy...

Forrest Levy

Senior Solar & Storage Analyst

Forrest comes from Indianapolis, Indiana and received his undergraduate degree from Indiana...

Jessica Fang

Data Engineer

As a Data Engineer for SEIA, Jessica builds the systems that collect, organize, and prepare the...

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Congressional Affairs

Sean Gallagher

Senior Vice President, Policy

Sean Gallagher is SEIA’s Senior Vice President of Policy where he oversees all of SEIA’s policy...

Erin Duncan

Vice President, Congressional Affairs

Erin Duncan is SEIA’s Vice President Of Congressional Affairs where she leads SEIA’s congressional...

Charles Bolden

Senior Director, Congressional Affairs

As the Senior Director of Congressional Affairs, Charles leads SEIA’s energy and carbon portfolio....

Jeremy Woodrum

Senior Director, Congressional Affairs

Jeremy Woodrum is Senior Director of Congressional Affairs for the Solar Energy Industries...

Jonathan Iwaskiw

Director, Congressional Affairs

As Director of Congressional Affairs, Jonathan leads legislative advocacy on agriculture and...

Logan Ritter

Manager, Congressional Affairs

As Manager, Congressional Affairs, Logan Ritter provides administrative support to the...

our team

Content and Strategy

Colin Silver

Senior Vice President, Content & Strategy

Colin is responsible for a number of key functions as SEIA's Senior Vice President of Content &...

Kelsey Hopkins

Director of Content and Programs

As Director of Content & Programs , Kelsey Hopkins is responsible for coordinating and...

Edward Bagsic

Director, Meetings & Events

Edward is responsible for SEIA’s meetings and events portfolio. He leads the team in strategizing,...

Zack Luye

Director, Virtual Education & Producer, Good Energy

Zack is SEIA's podcast Producer, and the Director of Virtual Education.

Nathan Shepherd

Manager, Content & Programs

As Manager of Content and Programs, Nathan is responsible for developing, creating, and...

Jackie Griffin

Manager, Meetings & Events

Jackie Griffin earned her B.S in Business Administration with a minor in Hospitality and Tourism...

Chloe Holmes

Manager, Meetings & Events

With a background in coordinating complex conferences, experiential campaigns, and corporate...

Clare Leithauser

Coordinator, Content & Strategy

As the coordinator of Content & Strategy, Clare helps create, develop, and coordinate education...

Gus Rapoza

Coordinator, Executive Events

Augusta “Gus” Rapoza is SEIA’s Executive Events Coordinator, where she supports the Events Team on...

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Executive Office

Jen Bristol

Vice President, Chief of Staff and Senior Communications Advisor

Jen Bristol is the Vice President, Chief of Staff and Senior Communications Advisor for the Solar...

Cassidy Ballard

Deputy Chief of Staff

Cassidy Ballard is the Deputy Chief of Staff for the Solar Energy Industries Association (SEIA)....

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Finance and Operations

Lisa Berwin

CFO/Senior Vice President, Finance & Operations

Lisa Berwin is SEIA’s Chief Financial Officer and Senior Vice President of Operations. In this...

Phu Ngo

Vice President, Information Systems

Phu Ngo is the VP of Information Systems and Technology. Phu Ngo is a technology professional with...

Ann Wang

Senior Director, Human Resources

Ann Wang, SHRM-SCP, brings over 15 years of dynamic human resources experience, including serving...

Emma Chen

Senior Manager, Accounting

Xiaoying (Emma) Chen is a Senior Accounting Manager with the Solar Energy Industries Association...

Lawrence Kier

Senior Manager, Information Technology Support

Lawrence Kier is SEIA’s IT Support Senior Manager. He is responsible for overseeing the...

Nathaniel Humphreys

Office Manager

As Office Manager, Nathaniel maintains the front desk, and directs general office operations,...

Zina Vines

Controller

Zina Vines is SEIA's Controller on the Finance & Operations team.

Ariana Johnson

HR Generalist

Ariana Johnson brings a dynamic background in human resources, employee relations, and operational...

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Legal

Amir Yazdi

Deputy General Counsel

Amir is SEIA's Deputy General Counsel, providing legal services to SEIA’s Consumer Protection...

Addie Momyer

Assistant General Counsel & Director, Legal Operations

Aquanetta “Addie” Momyer serves as the Assistant General Counsel of the Solar Energy Industries...

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Policy Analysis

Kevin Lucas

Vice President of Policy Analysis

Kevin Lucas is SEIA's Vice President of Policy Analysis. In this role, he focuses on cross-cutting...

Joan White

Senior Director, Storage & Interconnection Policy

Joan White is the Senior Director of Storage and Interconnection Policy. She advances the rapid...

Chelsea Neely

Director, Cybersecurity Policy

Chelsea Neely serves as the Director of Cybersecurity Policy at SEIA. She advances the security and...

Tim Taylor

Manager, Solar and Storage Reliability Initiatives

Tim Taylor focuses on the reliable integration and operation of solar/storage resources connected...

Benjamin Piiru

Senior Manager, Interconnection Policy

Benjamin Piiru is Senior Manager, Interconnection Policy at SEIA where he will lead state-level...

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State Policy

Sean Gallagher

Senior Vice President, Policy

Sean Gallagher is SEIA’s Senior Vice President of Policy where he oversees all of SEIA’s policy...

Sara Birmingham

Vice President of State Affairs

As Vice President of State Affairs, Sara oversees solar-related regulatory and legislative activity...

Jeanne Armstrong

Senior Regulatory Counsel, State Affairs

Jeanne holds the position of Senior Regulatory Counsel at SEIA. In this position she manages...

Daniel Giese

Director, State Affairs, Texas

Daniel Giese is a native Texan who has spent nearly a decade holding various roles within the Texas...

Stephanie Doyle

Director, State Affairs, California

Stephanie Doyle is SEIA’s California State Affairs Director. She comes to SEIA with over 12 years...

Caitlin Vincent

Director, State Affairs, Southeast Region

Caitlin Vincent is the Director of Southeast State Affairs at SEIA, managing and supporting policy...

Andrew Linhares

Director, State Affairs, Midwest

Andrew Linhares is SEIA’s Director of Midwest for State Affairs. Andrew supervises regulatory and...

Wil Gehl

Director, State Affairs, InterMountain West

Wil is the Director of InterMountain West State Affairs at SEIA, working to advance solar and...

Ruthie DeWit

Director, State Affairs-Northeast

Ruthie DeWit is the Director of State Affairs managing policy and advocacy efforts in the Northeast...

Georgina Arreola-Lennox

Director, State Affairs, Mid-Atlantic

Georgina Arreola-Lennox is SEIA’s Director of State Affairs for the Mid-Atlantic, where she leads...

Lauryn Gayles

Manager, Policy Operations, State Affairs

Lauryn Gayles serves as the Policy Operations Manager for State Affairs at SEIA.

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Regulatory Affairs

Sean Gallagher

Senior Vice President, Policy

Sean Gallagher is SEIA’s Senior Vice President of Policy where he oversees all of SEIA’s policy...

Ben Norris

Vice President, Regulatory Affairs

Ben Norris is SEIA’s Vice President of Regulatory Affairs. He leads all of SEIA’s advocacy efforts...

Melissa Alfano

Senior Director, Energy Markets/Counsel

Melissa Alfano is SEIA’s Senior Director of Energy Markets and Counsel. She represents SEIA...

Alec Ward

Senior Director, Regulatory Affairs

Alec is SEIA’s Senior Director of Regulatory Affairs. He represents SEIA in front of various...

Maren Taylor

Director, Regulatory Affairs

Maren Taylor is SEIA’s Director of Regulatory Affairs. She represents SEIA regarding environmental...

Greg Giunta

Senior Manager, Regulatory Affairs & Counsel

Greg Giunta is SEIA’s Senior Manager of Regulatory Affairs and Counsel, where he assists energy...

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Technical Services

Evelyn Butler

Vice President, Technical Services

As Vice President of Technical Services, Evelyn leads SEIA’s technical and technological...

Joe Cain

Senior Director, Codes & Standards

As Senior Director of Codes & Standards, Joe leads SEIA’s efforts in advocacy for development...

Stephen Pope

Director, Technical Services Programs

As the Director of Technical Services Programs at the Solar Energy Industry Association (SEIA),...

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Trade and Manufacturing

Stacy J. Ettinger

Senior Vice President, Supply Chain & Trade

Stacy J. Ettinger is SEIA’s Senior Vice President of Supply Chain and Trade where she oversees...

Jade Jones

Senior Director, Solar Products Manufacturing & Supply Chain

Jade Jones is the Senior Director, Solar Products Manufacturing and Supply Chain at SEIA. She...

Emily Burlinghaus

Director, Energy Storage Manufacturing & Supply Chain

Emily Burlinghaus is the director of energy storage manufacturing and supply chain policy at SEIA....

Philip Gunn

Manager, Trade and International Affairs

Philip Gunn is a seasoned international trade and policy expert with extensive experience in trade...

Matt Wolverton

Supply Chain and Trade Coordinator

Matt Wolverton is SEIA’s Supply Chain and Trade Coordinator and supports organizational initiatives...

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Careers at SEIA

SEIA employees are passionate, forward-thinking leaders that start every day knowing that their work makes a difference. The association has earned numerous awards for its work and company culture and was named by the Washington Post as a 2023 Top Workplace and a Best Nonprofit to Work For by the Nonprofit Times.

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ICYMI: In Senate Hearing, SEIA President and CEO Testifies on Need to Keep Permit Certainty at Center of Permitting Reform to Keep Americans’ Energy Bills Down

Our Experts

Meet Our Staff

leadership

Darren Van't Hof

our team

Business Development

Roderick Lewis

Antuan Scott

Christina Brooks

Tim Momyer

Vanessa Hobson

Claire Wilson

Necole Stravino

Amethyst Rhoton

Damonique Kimbrough

our team

Communications

Stephanie Bosh

Morgan Lyons

Stephanie Zawistowski

Emily Bishop

Seth Miller

Rachel Skaar

Jacob Weinberg

Scott Greenler

Addie Moore

Todd Echols

Nora Zacharski

Jennifer Nguy

Matthew Stauder

our team

Research

Justin Baca

Colin Smith

Jamel Dargan

Tyler Thompson

Forrest Levy

Jessica Fang

our team

Congressional Affairs

Sean Gallagher

Erin Duncan

Charles Bolden

Jeremy Woodrum

Jonathan Iwaskiw

Logan Ritter

our team

Content and Strategy

Colin Silver

Kelsey Hopkins

Edward Bagsic

Zack Luye

Nathan Shepherd

Jackie Griffin

Chloe Holmes

Clare Leithauser

Gus Rapoza

our team

Executive Office

Jen Bristol

Cassidy Ballard

our team

Finance and Operations

Lisa Berwin

Phu Ngo

Ann Wang

Emma Chen

Lawrence Kier

Nathaniel Humphreys

Zina Vines

Ariana Johnson