J. Leon Altemose was a developer and contractor, active in the Valley Forge, Pennsylvania area in the late 20th century. Altemose is best known for his disputed construction project which eventually became the Valley Forge Convention Center.
- ^ Downey, Sally and Jane M. Von Bergen. 16 April 2008, Philadelphia Inquirer, "J. Leon Altemose, controversial contractor, dies at 68".
- ^ Teague, Matthew. February 2008 Philadelphia Magazine, "The Last Union Town".
- ^ Rubin, Debra K. 17 April 2008, Engineering News-Record, "Open Shop Crusader Leon Altemose Dies at Age 69".