The Hoeppner-Bartlett Construction Company was a family-owned business in Eau Claire, Wisconsin, that was founded in 1896 by Frederick Julius Hoeppner and William W. Bartlett, and in business from 1896 to 2001. The majority of the materials include blueprints, specification reports, cash books, payroll ledgers, and jobs ordered ledgers that date from approximately 1897 to 1981.