After World War II, he became the manager of several companies in the Philippines, where he married an American woman, Anita Louise McGrath.
Guterma also had dealings with Lowell Birrell, another stock manipulator, by buying United Dye & Chemical Corp. (renamed Chemoil) from him.
He was convicted and in February 1960 was sentenced to serve four years and 11 months in prison and fined $160,000 for violating federal securities regulations by looting F.L.
[6][7] In 1959, Guterma had also been charged with failing to register as a foreign agent after taking $750,000 for the Mutual Broadcasting System to provide favorable coverage of Rafael Trujillo's Dominican Republic government.
Guterma died on April 5, 1977, in a crash of a private aircraft near La Guardia Airport, along with his wife and four of his children.