GOFFSTOWN - Henri L. Nadeau, 80, died Dec. 17, 2009, at Catholic Medical Center. He was born in Canada on Sept. 7, 1929, the son of George and Aleda (Drouin) Nadeau. He worked for ServiceMaster for several years until his retirement. Family members include his wife of 56 years, Pierrette (Labonte) Nadeau; a son, Michael Nadeau of Goffstown; a daughter, Helene Dion of Goffstown; two grandchildren and five great-grandchildren; and many brothers and sisters in Canada.