Church members routinely contact the Decorating Committee to request Sunday flowers in memory of a loved one. The Membership Committee is charged with keeping a record of individuals who have applied for membership in the Society. The Committee presents a list of names to be voted on at the Society's annual or special membership meetings. The Ministerial Relations Committee serves as a liaison between the minister and the Standing Committee. The Mission Committee is a program run by a small group of First Church members, who on the advice of the Minister, donate to non-profit organizations, families and individuals with a demonstrated need.
Donations are usually in the form of food, clothing, heating oil or money.
The Music Committee, along with the Music Director, select musical arrangements for Sunday services and other Church events. An important part of the Committee is the First Church Choir. The Nominating Committee is charged with recommending candidates for elective office. There are three members on the committee, each serving a three-year term, staggered by one year. The Property Committee, sometimes know as the Building and Grounds Committee, is charged with maintaining the appearance and function of the Church building and physical grounds as a whole.