Aaron G. Reninger, son of John Reninger and his wife, Elizabeth Gilbert, was born in Montgomery County. Nov. 27, 1815. His father died from disabilities received in the War of 1812 while his son was in his youth and he became a member of the Latshaw family. He engaged in various occupations and as a young man became associated in the general store business in Weisenberg township with Seth Grim. In the early 1840's he came to Allentown, where he engaged in the mercantile business at the northwest corner of Seventh and Hamilton streets with Ephraim Grim, under the firm name of Grim & Reninger. The firm was burned out in the fire of l845, later became Reninger& Shinier, and when Mr. Reninger sold his interests it became E. S. Shinier & Company, composed of E. S.. Alexander, and Hiram Shinier. Subsequently Mr. Reninger again became associated with the business, which then became Shinier, Reninger & Company, until his son Theodore D,, entered the firm, when it became A. G. Reninger & Company, which it remained until Mr. Reninger retired from business in 1893.

Mr. Reninger was a director of the Allentown Bank and a charter member of the Lehigh County Agricultural Society, of which he was treasurer for twenty years. At the time of the Mexican War he was a member of the Harrison Guard- were prepared to enlist but were not called into service. He was a deacon and elder of Zion Reformed church for many years and was in active and prominent member, frequently serving as delegate to classis and synod.

He was many years a trustee of the Reformed Church Theological Seminary, at Lancaster, and one of the organizers of the Allentown College for Women, of which he was a trustee and treasurer at the time of his death, March 29, 1894. Mr. Reninger married, June 19, 1949, Eliza Julia Schreiber, daughter of Jacob Schreiber and his wife, Eve Catharine Leisenring. Mrs. Reninger was born July 15, 1822, and died Aug. 1,1898. They had five children.