He was Counsel to the Sheriff of
Queens County from 1916 to 1920. He was Assistant District Attorney of Queens County from 1924 to 1930. On June 1, 1927, he married Elsie Stier (d. 1952). He was Special Assistant to the
U.S. Attorney General in charge of
slum clearance projects in
New York City from 1935 to 1937. In January 1937, he was appointed a justice of the City Court in Queens County. In November 1937, he was elected to the
New York Supreme Court (2nd District). An active
Freemason, Froessel served as Grand Master of
Masons in the State of New York for two terms, 1944 and 1945. In
1949, he ran on the
Democratic and
Liberal tickets to the
New York Court of Appeals and was elected. In 1951 he wrote a concurring opinion on school prayer, arguing that non-sectarian school prayer was constitutional, whereas daily school prayer was unconstitutional. He retired from the bench at the end of 1962 when he reached the constitutional age limit of 70 years. == Retirement and later life ==