Dan joined the Knights of Columbus as a member of Queen of Peace Council 4634 in 1979 becoming the Recording Secretary that year.  He held this position for five years after which he was elected Grand Knight for a two-year term.  Dan was District Deputy of District 24 for the next four years, earning the Star District Award two of th four years.  In 1992 he accepted the position of La Crosse Diocesan Program Director, a position he held for eight years.  Dan currently hold the position of Trustee in the council and is a member of his council's 1st and 2nd Degree Teams.

In 1989, Dan joined the Fourth Degree becoming a member of St. Mother Seaton Assembly 1692 of Loyal.  In the Fourth Degree, he was Faithful Navigator for five years and now holds the position of Captain. He served as Area Coordinator in Area 14 for three years. Dan is a member of the Fourth Degree team taking the part of Navigator. 

In 2000, Dan was asked to serve as State Program Director and  held this position until elected as State Warden in 2002.  In October 2003, he became State Advocate.  Dan was again elected State Advocate at the 2004 Convention in Wisconsin Dells, as well as at the 2005 convention in Green Bay.  In 2006 Dan was elected State Treasurer at the convention once again held in Wisconsin Dells, and reelected in 2007 at the Convention held in Appleton. In 2008 Dan was elected to the office of State Secretary at the Convention held in Wisconsin Dells. 

Dan has been awarded Knight of the Month and the Hull's have been awarded Family of the Month and Family of the Year in their Council. along with Diocesan Family of the Month for the La Crosse Diocese.  Dan was awarded the Medallion Award for the La Crosse Diocese in 2001.

Dan was elected as a delegate to the Supreme Convention in 1997 in Montreal, Quebec Canada.  He and Patty have also attended Supreme Conventions in Anaheim-California, Washington D.C., Dallas-Texas, Chicago-Illinois, Orlando-Florida, Nashville-Tennessee, and Quebec City-Quebec Canada. 

In the community, Dan has been very involved in the Scouting Program, serving as Cub Scout Committeeman, Boy Scout Leader, and Recycling Center Chairman in Thorp. Patty and Dan's sons achieved the rank of Eagle Scout.  During the time they were in scouts 15 boys reached the rank of Eagle. Dan has served on the Thorp Dairy Days Committee. The Hull's are members of St. Bernard-St. Hedwig Parish in Thorp.  Dan is a member of the Holy Name Society and is an usher at mass.

Dan and Patty were married in 1976.  Patty is a teacher’s aide for the Thorp Public School in the Special Education Department.  They have four children and one granddaughter, Jessica (Matheau) their daughter Raedyn, Jason (Julie), Juliane (Jimmy), and Joshua.  In their spare time the Hull's family enjoys camping and traveling. They are also kept extremely busy with their Viszla puppy, Sydney.