MULGREW OIL COMPANY
In 1923 Carl and Russell Mulgrew, Thomas' sons, joined the company and Mulgrew's began selling oil and petroleum products including kerosene, heating oil and petroleum. After Thomas died in 1954 and Carl in 1955, Carl's wife, Marie, and son, Pat, took over the leadership of the firm.
Mulgrew's stopped selling coal in the late 1950s, switched suppliers, and merged with another distributor. Pat's son, Jim, joined the company in 1987 and took over the ownership of the business in 1955 when Pat retired.
In 1997, Mulgrew merged with another company in 1997. This added the Iowa City and Des Moines markets for wholesale fuel supply, initially added fourteen retail units, a tank-wagon business as well as LP, bio-diesel, and soy products. In 2005 the company merged with Perfection Oil Company and located its new headquarters to Tamarack Park.
The 1962 Dubuque City Directory listed 197 Jones.
The 1964 Dubuque City Directory listed 197 Jones and Main.
The 1966 Dubuque City Directory listed Terminal and Water.
The 1968 through 1989 Dubuque City Directory listed 85 Terminal for this Conoco representative.
Families in Business. (magazine). Telegraph Herald, July 30, 2010, p. 71