Trumbull was a conservative Republican and made sure to balance the State budget. He also sought to assist Connecticut's businesses. During his terms in office, the government started a building program and worked at improving the roads of the State. He sponsored an aviation development, and launched numerous construction projects. He was re-elected as governor two times, in 1926 and 1928, but chose not to run for reelection in 1930. He left the office on January 7, 1931. However, he ran for the office again in 1932, but was defeated by his successor, Democratic incumbent Wilbur Cross.