Merritt served as vice-president of the Niagara District Bank and became vice-president of the Imperial Bank of Canada after the two banks merged. He was also president of several companies in the area, including the Niagara Falls Suspension Bridge Company and the St Catharines Gas Light Company.
Merritt served as vice-president for both the Niagara District Bank and the Imperial Bank of Canada following their merger. Additionally, he was a president at various businesses in his region, such as the Niagara Falls Suspension Bridge Company and the St Catharines Gas Light Company.