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At the heart of the Seneca County Collaborative is a team of dedicated professionals and community leaders united by one mission:

Making Seneca County the best place to live, learn, work, visit, and grow.

Whether you’re starting a business, planning your next adventure, exploring educational opportunities, or building a life here, we’re here to help you succeed. Every team member brings a shared commitment to service, collaboration, and community.

We are many voices working toward one vision: One Seneca, One Team.

Our Team – OneSeneca
Judy Dezse Headshot

Judy Dezse

Grants & Community
Engagement Coordinator

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Judy manages grants and community engagement programs that support both the City of Tiffin and Collaborative-wide initiatives. She helps secure funding, coordinate outreach, and ensure community projects align with public goals and grant compliance.

Adam Gillmor Headshot

Adam Gillmor

Economic & Workforce
Development Manager

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Adam supports business retention, expansion, and workforce initiatives throughout Seneca County. He works directly with employers, educators, and partners to develop programs and strategies that help grow and retain local talent.

Donna Gross Headshot

Donna Gross

Downtown Tiffin
Main Street Manager

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Donna leads Downtown Tiffin’s revitalization efforts through the Main Street program. She works closely with businesses, property owners, and community members to create a vibrant and welcoming downtown for residents and visitors alike.

Marisa Huss Headshot

Marisa Huss

Director of Tourism & Marketing

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Marisa leads marketing and tourism efforts across Seneca County. She oversees campaigns, content, and visitor initiatives that showcase the region’s attractions, strengthen brand awareness, and support local business and tourism growth.

Deb Martorana Headshot

Deb Martorana

Director of Operations

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Deb manages day-to-day operations, financial oversight, and office administration across the organization. She supports internal systems, coordinates logistics, and ensures operational efficiency for the entire Collaborative team.

Bryce Riggs Headshot

Bryce Riggs

President & CEO

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Bryce serves as the President & CEO of the Seneca County Collaborative. He leads strategic planning, community partnerships, and economic development initiatives to support business growth and regional prosperity.

Let's Talk Progress

Have a question, an idea, or want to get involved? The Seneca County Collaborative is always looking to connect with people who care about our community. Reach out to start a conversation—we’d love to hear from you.
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