Mike Oestmann
President & CEO
Tall City Exploration
Mike is the President & CEO of Tall City Exploration. He began his career with Exxon in 1982 after graduating from Rice University with a bachelor’s degree in geology. He worked 15 years with Exxon and then 9 years with various independents including Pure Resources, Unocal, Celero and Whiting Petroleum. In 2007 he co-founded Piedra Resources which sold its assets in 2011. Tall City Exploration began in 2012 with a $200MM equity commitment and completed the sale of its assets in 2015 for $1.2B. Tall City III was formed in 2018 and will exit 2022 with 21,000 acres producing ~20,000 BOEPD. Mike and Cathy, his wife of 38 years, live in Midland, TX.