SP Group, P.C. specializes in Tax Planning, Business Startup Services, Income Tax Preparation, Quickbooks Support and Training, Payroll Setup and Reporting, and Assurance Services. Contact our team today. Located in Lincoln, Nebraska, our team strives to build a strong and long-lasting relationship as we develop a plan for your success. When you choose to partner with SP Group, we break down the steps to take you to your financial and life goals.