Mark A. D'Amico, Cpa

At D'Amico & Jahnke LLC, we pride ourselves on being a full-service Accounting firm licensed in the states of New York and Illinois. Our team of experienced professionals is dedicated to providing a wide range of services to business owners, executives, and independent professionals. With a deep understanding of the importance of personal assets, we offer a broad range of services designed to safeguard your financial well-being and optimize your hard-earned dollars.

Our Mission

Our mission is to provide exceptional accounting services that go above and beyond the ordinary approach. We believe that every client deserves a personalized approach that takes into account their unique financial needs. As a result, we take the time to understand our clients' goals and objectives, providing customized solutions that help them achieve financial success.

Our Services

Our services encompass nearly every aspect of financial life, including:

Services for Individuals

Protecting your personal assets has never been more important. Our accounting services safeguard you and your family, optimizing all your hard-earned dollars. Whether you're looking to plan your estate, ensure your financial security, or simply need assistance with quickbooks software, we're here to help.

Business Services

Are you running your business at peak performance? Our accounting services can help you increase efficiency, stay in compliance, and boost revenue and profits. Whether you're a small business owner or a growing entrepreneur, we offer a range of services designed to help you succeed.

Tax Services

Don't pay more in taxes than you have to! Our tax services include tax planning, compliance, and preparation, ensuring you take advantage of all deductions and credits available to you. Our experienced team will help you navigate the complex world of taxes, ensuring you're in compliance with all regulations.

QuickBooks Services

QuickBooks is the ideal business accounting software for small to mid-sized business owners. We offer setup and training, ensuring you get the most out of this powerful software.

Our Team

At the heart of our firm are the people who make it all happen. Meet our team, including Mark A. D'Amico, CPA, a certified public accountant with over twenty-five years of public accounting experience. Mark is a licensed Notary Public and has served as a Community Director for the Bank of Cooperstown. Sarah A. Jahnke, EA, is a licensed enrolled agent with a Bachelor of Science Degree in Accounting from Siena College. Together, our team is dedicated to providing exceptional accounting services that make a real difference in our clients' lives.