Welcome to Advantage 3 Inc.! Advantage 3 Inc. is a tax preparation service located in Mokena, Illinois, serving the communities in the Lincoln Way and the Chicago metro areas for over 20 years. We are a year-round office that provides personalized and individual service for our clients that include: * Income Tax * Electronic Filing * Accounting * Investment Planning * New Business Start Up * Quick Books Pro Advisor * Individual Business We're not just an office that's open around tax season, but we are available to you all year long. Get the benefit of Advantage's new business start up service and the Quick Books Pro Advisor. We'll help you to get started and maintain your business. Call us today!