Hartman Hartman & O'Brien has been serving Central Florida for over 40 years. We provide accounting, bookkeeping, payroll and IRS services to all sizes of business, large and small. Let us take a hassle off of your hands so you can focus on your business. We also provide Estate and Trust services. Services Offered: All Federal and State Tax Returns Bookkeeping, Accounting & Payroll Estate and Trust Tax Returns IRS Representation