THE CITADEL TEAM

Working together to serve you better.

Members of the Citadel team have more than 30 years of experience in roofing and 20 in solar. Some team members have worked together for more than 20 years, first on roofing and later on solar and energy storage as well. These long-term working relationships translate into better products and services delivered more efficiently and professionally. Our team members trust each other and know how best to work as one to get the job done.
Fun Fact:
All three of Dieter’s kids work at Citadel.

‘ data-about=’Why Dieter likes working at Citadel:

“Everyone brings something unique to the table. Individually, we can only do so much. Together, we are raising the standard for safety, quality, performance, and customer care.”

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Dieter Folk
President & Owner
Fun Fact:
Aaron lived in Japan for six years.

‘ data-about=’Why Aaron likes working at Citadel:

“I believe in creating change through aligning incentives. When consumers and businesses go solar, they win, the contractor wins and the earth wins.”

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Aaron Nitzkin
Executive Vice President, Solar
Fun Fact:
Eric listens to Air Traffic Control in his spare time.

‘ data-about=’Why Eric likes working at Citadel:

“Citadel has a great family atmosphere. I consider all my colleagues to be friends as well.”

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Eric Owen
Vice President, Finance
Fun Fact:
Greg collects Yankees baseball memorabilia (but don’t tell that to Angels, Dodgers, A’s, Padres or Giants fans!)

‘ data-about=’Why Gregory likes working at Citadel:

“Dieter Folk.”

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Gregory O’Donnell
Vice President, Southern California Operations
Fun Fact:
Every year, Jeff and his wife host her family from England at their California home.

‘ data-about=’Why Jeff likes working at Citadel:

“I love working for Dieter. We’re coming up on 21 years nowl”

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Jeff Maxfield
Vice President, Operations
Fun Fact:
Stephanie was one of the three people at the folding table when Dieter Folk started Citadel Roofing & Solar.

‘ data-about=’Why Stephanie likes working at Citadel:

“Citadel is truly a gem. It’s rare to work with ownership that truly values their employees and continuously shows and proves it.”

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Stephanie Knupfer
Vice President, Human Resources
Fun Fact:
Wendi has three 20-year-old sons and a 21-year-old daughter all in college.

‘ data-about=’Why Wendi likes working at Citadel

“I love homebuilders and the homebuilding business, and Citadel’s family atmosphere. I work with my best friends and travel for a living.”

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Wendi Zubillaga
Chief Sales Officer
Fun Fact:
Bryce sits on the Board of Directors for HomeAid Sacramento.

‘ data-about=’Why Bryce likes working at Citadel:

“I’ve been blessed to work for a great man in Dieter Folk, and this job allows me to serve people in so many ways, not only with roofing and solar systems, but also through philanthropic endeavors for the company.”

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Bryce Robicheau
Vice President of Sales, New Homes Division
Fun Fact:
Sarah has worked in the construction industry since she was 20 years old.

‘ data-about=’Why Sarah likes working at Citadel:

“The solar industry is constantly evolving. I enjoy always learning new things as the technology and building practices evolve.”

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Sarah Catalano
Director of New Construction, Solar
Fun Fact:
Jeremy won the City of Vacaville’s spelling bee in eighth grade.

‘ data-about=’Why Jeremy likes working at Citadel:

“It’s all about the people. We have a great team here at Citadel.”

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Jeremy Folk
Director of Business Development