As Clerk of Courts, Horrigan serves on the Summit County Criminal Justice Advisory Board, Information Technology Board, Records Commission, Board of Revision and the Save Our Homes Task Force.  He is a member of the Ohio Clerk of Courts Association (OCCA), having been elected Vice-President in 2010 and the National Association of Court Management (NACM).  In 2010 Dan was also appointed to the Ohio Supreme Court’s Rules of Superintendence Commission and is a non-statutory member of the Biological Evidence Task Force established by SB77.  Dan also serves on the CYO and Community Services Board of Trustees, Akron Urban League Board and serves as volunteer with North Akron Baseball Association (NABA).

As Councilman, Horrigan was a fierce advocate for both the residents and businesses located in Ward 1, Horrigan’s leadership led to instrumental projects such as the Highland Square Development Initiative, two new libraries, various housing initiatives throughout Akron, and the Rack 40 project to benefit the preservation of the Cuyahoga River and surrounding environment.  As the Clerk of Courts, Dan has led numerous initiatives to streamline business operations that has led to the savings of valuable tax dollars.  Dan has also relocated both Title branch operations to better serve all Title and Passport customers.

In addition to serving as Councilman, Horrigan taught for ten years at St. Vincent’s-St. Mary’s High School and Stow-Munroe Falls High School.  He is credited with originating the AP Economics program at Stow High School.

Horrigan holds two bachelor’s degrees-one in Economics from Kent State University and the other in Education from the University of Akron.

Horrigan and his wife Deanna reside in Akron with their three daughters, Cassidy, Kennedy and Camille and are members of St. Anthony's Parish.