Back to top

About Us

About Our Firm

For years, Mastrodonato & Associates, Ltd. has been providing quality, personalized financial guidance to local individuals and businesses. Our expertise ranges from basic tax management and accounting services to more in-depth services such as audits, financial statements, and financial planning.

Mastrodonato & Associates, Ltd. is one of the leading firms in and throughout the area. By combining our expertise, experience and the team mentality of our staff, we assure that every client receives the close analysis and attention they deserve. Our dedication to high standards, hiring of seasoned tax professionals, and work ethic is the reason our client base returns year after year.


Our Mission

Our mission is to help clients maintain financial viability in the present, while taking a proactive approach to achieve future goals. This requires open communication to reach an understanding of our clients' needs through research and sound analysis. Mastrodonato & Associates, Ltd. is dedicated to meeting these goals with high standards of excellence and professionalism. We have been a staple of the area's business community for years, and pride ourselves on the level of esteem we have earned.

Our dedication to hard work has earned the respect of the business and financial community in and around the area. We believe this to be a direct derivative of our talent and responsiveness to our client base. Whether you are a current or prospective client, rest assured that individuals and businesses who choose Mastrodonato & Associates, Ltd. receive competent and timely advice.


Our Team

Philip D. Mastrodonato, CPA

Phil is a Certified Public Accountant with over 20 years’ experience in the public accounting profession. Upon graduation from Dominican University he started working as a staff accountant for a few mid-sized CPA firms in the Chicago area, in 1998 started his own successful firm, Mastrodonato & Associates, Ltd.

Phil provides an impressive array of experience in the following areas: Audit, review and compilation services, financing assistance, income tax preparation, consultation and audits, Estate and Trust work, purchase investigations and due diligence services, and estate and gift tax planning. Phil is a QuickBooks Pro-Advisor, and specializes in helping small business owners accounting and tax needs. Phil is a member of the Illinois CPA Society and Illinois Independent Accountants Association.

John W. Hollinger, EA

John is an Enrolled Agent (EA) with over 25 years of experience in public accounting, tax preparation, income tax planning and preparation. John has a passion for tax work and enjoys working closely with clients to help them navigate the complicated tax codes. John has extensive experience in tax return preparation and representation before the IRS.

Brenda Meza Terrazas, Accountant

Brenda graduated from DePaul University with a Bachelor’s Degree in Accountancy. Brenda worked for several years with Phil when he had his office in Oak Park and began working in his Brookfield office in January of 2017. She has experience in Corporate Accounting, specializing in revenue accounting & tax departments.


Tax Season Hours:
January 15th through April 15th
Monday - Friday 9:00AM - 6:00PM
Saturday 10:00AM - 3:00PM
Other Hours Available by Appointment


Hours: April 15 through January 15th
Monday - Friday 9:00AM - 5:00PM
Other Hours Available by Appointment Only