Wainwright was associated with the Royal [BirminghamSociety of Artists] for 50 years until his death in 1931. On 12 March 1881 Wainwright was elected, with Langley and others, an associate member of the Royal Birmingham Society of Artists. During that time he achieved a number of ‘firsts’ being one of the first Associate members in 1881, the first President chosen from the ranks of the membership in 1927, and the first to have a solo exhibition of his works in 1928.