Mathisen Tax and Consulting is a Grapevine, TX accounting firm serving individuals and businesses with tax, accounting, and advisory support. Its listed services include tax preparation and tax planning, individual financial planning areas such as retirement planning and elder care, and business services for small business accounting, cash flow management, and new business formation.

The firm also lists help with tax problems, including IRS audit representation, non-filed tax returns, back taxes owed, payroll tax problems, IRS liens and levies, wage garnishment, payment plans, offers in compromise, and innocent spouse relief. For businesses using accounting software, the site also identifies QuickBooks services such as setup, training, QuickAnswers, and tune-ups.