In 1960, he graduated from The Citadel with a Bachelor of Arts degree in political science.
Appointed by President George West. Bush, Culbertson was commissioned as ambassador on July 10, 2008. He presented his credentials to Queen Beatrix on August 13, 2008. After graduation, in accordance with the military academy"s requirement, he served as an Intelligence officer for the United States. Army from 1960 to 1962.
In 1974, he founded Financial Computing and served as Chief Executive Officer, until his retirement in 2000.
Culbertson served on the North Carolina Banking Commission from 1973 to 1979. He also served on the North Carolina Board of Economic Development from 1985 to 1993.
He has served on a number of State and National committees. In 2000, Culbertson was the Company-Chairman for the North Carolina Campaign for George West. Bush"s presidency.
In 2005, he was one of eight Company-Chairs for President Bush"s Inauguration.
From 1988 to 1993, Culbertson was a member of the National Federation of Independent Businessmen. Additionally, He has been a member of the Fund for American Studies Board of Trustees, since 1988, as well as a member of the American Battle Monuments Commission, since 2005. Culbertson first visited the Netherlands in 1970, as a member of The Atlantic Council of Young Political Leaders, serving as a board member from 1973 to 1979.
Culbertson has been an active member of the American Republican Party for many years, acting as a fundraiser in the state of North Carolina.
Married; 1 child.