David W Ristau, CPA

The Integer Company, led by David W. Ristau, CPA, is a full-service CPA firm licensed in Hawaii and Illinois. Our team has been dedicated to helping clients in the Lahaina, HI, and River Forest, IL areas for years. Our firm is committed to providing a blend of personal service and expertise, making us the perfect choice for business owners, executives, and independent professionals.

We pride ourselves on being very efficient, affordable, and extremely discreet. Our team is dedicated to providing top-quality services, ensuring that each client receives personalized attention and guidance. We understand the importance of maintaining confidentiality and handling your financial matters with the utmost care.

Services For Individuals

At The Integer Company, we understand that managing your finances can be overwhelming. Our team is here to help you manage risk and improve performance. Our services for individuals include tax preparation, estate planning, and a variety of other financial services designed to meet your unique needs.

Our tax preparation services are designed to ensure that you are taking advantage of all the deductions and credits available to you. We also offer estate planning services to help you ensure that your assets are protected and distributed according to your wishes.

Business Services

As a business owner, you have enough on your plate without worrying about managing your company's books or payroll. At The Integer Company, we take care of your business for you, so you can get back to the job of running your business and generating profits. Our business services include small business accounting, new business formation, payroll services, and QuickBooks services.

Our small business accounting services are designed to help you manage your finances effectively and efficiently. We also offer new business formation services to help you set up your business correctly from the start. Our payroll services ensure that your employees are paid accurately and on time, and our QuickBooks services help you make the most out of this powerful accounting software.

Tax Services

At The Integer Company, we understand that dealing with tax problems can be stressful and overwhelming. Our team is here to help you resolve your tax issues and put an end to the misery that they can cause. Our tax services include tax preparation, Hawaii GET and TAT preparation, filing, payments, and HIDOT audit services, as well as tax planning and representation in the event of an IRS audit.

We also offer services for non-filed tax returns, back taxes owed, payroll tax problems, IRS liens, levies, wage garnishment, seizures, offer in compromise, IRS payment plan, bankruptcy, innocent spouse relief, and getting your IRS file. Additionally, we provide sales tax services related to all other states.

QuickBooks Services

QuickBooks is a powerful tool that can help you manage your finances more effectively. However, it can be overwhelming if you're not sure how to use it to its full potential. At The Integer Company, we offer a variety of QuickBooks services designed to help you make the most out of this software. Our services include QuickBooks setup, training, QuickTuneup, QuickBooks tips, and the option to buy QuickBooks and save.

News and Resources

Staying informed about the latest tax laws and financial trends is crucial for making informed decisions about your finances. At The Integer Company, we provide a monthly newsletter that offers timely articles to help you achieve your financial goals. We also offer a variety of resources, including financial guides, calculators, internet links, and recommended books, to help you stay informed and make the best decisions for your financial future.