EisnerAmper | 75,265 followers on LinkedIn. Solutions that help you transform, build, innovate, connect. | EisnerAmper, one of the largest business consulting firms in the world, is comprised of EisnerAmper LLP, a licensed independent CPA firm that provides client attest services; and Eisner Advisory Group LLC, an alternative practice structure that provides business advisory and non-attest services in accordance with all applicable laws, regulations, standards and codes of conduct. Clients are in all business sectors and leverage a complete menu of service offerings. Eisner Advisory Group LLC and its subsidiary entities are not licensed CPA firms.