We Moved to the Idea Foundry! Gallery We Moved to the Idea Foundry! Architecture, Buildings, Construction, News We Moved to the Idea Foundry!Located in a renovated 100-year-old shoe factory at 421 West State St. in historic Franklinton, the Columbus Idea Foundry is now the new home of Justis Engineering. Described as "the largest community makerspace on the