Omnigraphics

Omnigraphics is a publishing company located in Detroit, Michigan founded by Frederick Gale Ruffner, Jr. and his son Peter in 1985. The company was acquired by Aggregate Intelligence in 2015. It was sold to Infobase Publishing in 2022.

Omnigraphics
Parent companyInfobase Publishing
Founded1985
FounderFrederick Gale Ruffner, Jr. and Peter Ruffner
Country of originUnited States
Headquarters locationDetroit, Michigan
Nonfiction topicsReference
Official websiteomnigraphics.com
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