Interrelated Financial Services, Inc., is a Financial Services and Consulting firm specializing in Excise Tax and Trade Planning. IFS, Inc., performs project work on an as needed basis, periodic reviews of in house programs, technical advice and assistance, in house training or comprehensive outsourcing of your Excise Tax and Finance. This allows us to assist you and your company, to structure a service plan that is tailored to your individual needs, where our main focus is service.