Commercial Tenant Services, Inc. (CTS) is a highly specialized and founding firm in the lease audit services industry. Designed to verify landlord issued leasehold expense obligations against a tenant’s specific lease terms, lease audit is a forensic accounting best practice embraced by leading companies in markets across the board. CTS combines experience and expertise in delivering best-in-market services to a wide range of clients – from single location leaseholders to many of the Fortune 100.