After attending Clifton High School, Marsh first worked as an office boy for the Passaic County Clerk.
[1] In 1943 Marsh managed the campaign of Walter Evans Edge for Governor of New Jersey.
When Edge received his party's nomination, Marsh was elected Chairman of the New Jersey Republican State Committee.
Three years after Marsh's death in 1971, he was named as an unindicted co-conspirator in a grand jury indictment of J. Edward Crabiel, then serving as Governor Brendan Byrne's Secretary of State.
The indictment charged that Marsh and others had received bribes from paving companies in return for awarding contracts in Paterson and the surrounding Passaic County area.