Founded in 1954, Kiefer Bonfanti & Co. LLP is one of the largest certified public accounting (CPA) firms in St. Louis. Based in Creve Coeur, Mo., its capabilities include accounting, auditing, tax services, business consulting, pension/profit sharing plans and many more. The firm serves a diverse clientele, including architects, manufacturers, attorneys, not-for-profit organizations, auto dealers, real estate developers, government agencies and restaurants, among others. Kiefer Bonfanti & Co. LLP is affiliated to the American Institute of Certified Public Accountants, the Construction Financial Management Association and the Employee Benefits Association of St. Louis.