Focused on Your Financial Future
At Mercer Island Accountants, we are a premier CPA firm dedicated to providing personalized attention as your trusted accounting partner. With over 30 years of experience, our team of Certified Public Accountants (CPA), senior accountants, and bookkeeping professionals customize solutions for your home or business, enabling you to actively participate in your fiscal future.
Our Mission
We believe that every individual and business deserves personalized attention and tailored solutions to achieve their financial goals. Our team of experts is committed to providing expert tax and accounting services to enhance your financial well-being while keeping your data secure. We understand the importance of accuracy, efficiency, and professionalism in our services.
Our Services
We offer a wide range of services designed to meet the needs of individuals and businesses, including:
Individual Tax Returns
Expert individual tax return preparation implements new filing procedures and tax laws to ensure your compliance with tax regulations.
Business Tax Returns
We provide comprehensive financial and accounting services for businesses, ensuring accuracy and timely compliance with tax regulations.
Bookkeeping & Business Management
Our experts offer comprehensive bookkeeping services that ensure the financial health and success of your business.
Payroll Services
Expert payroll service boosts your personnel prospects by ensuring timely and accurate payment to employees.
Future Tax Planning
Long-term, annual, and mid-year tax planning forecasts help you achieve your financial future goals.
Audits
Accredited experts ensure compliance during your IRS audit, giving you peace of mind and compliance with tax regulations.
Offer in Compromise
Businesses trust us to enhance their fiscal futures by providing expert financial planning and consulting services.
Financial Forecasts & Projections
Our experts provide financial planning strategies that target your future goals, ensuring a secure financial future.
Our Team
Our team of professionals creates a culture of success, with certified public accountants (CPA) and senior accountants working together to provide expert tax and accounting services. Our team includes:
Marianne Pangallo, CPA, CEO
Our team is committed to providing personalized attention and tailored solutions to meet the unique needs of individuals and businesses.
Fantastic Service with a Personal Touch
The reviewer, Serena Tarica, had a wonderful experience with Mercer Island Accountants. She praises the team for partnering with clients to customize services, ensuring a tailored approach that meets their specific needs. What impressed her the most was the firm's high level of integrity, which was confirmed by her family and friends. They all recommended the accountants as an experienced CPA with a strong moral compass.
The reviewer gives the firm a perfect 5-star rating, indicating her complete satisfaction with the service she received. Her glowing review highlights the importance of personal attention and integrity in the accounting industry.
Workmanship and Professionalism
The reviewer's glowing endorsement suggests that Mercer Island Accountants delivers top-notch service with a focus on building strong relationships with their clients. Their dedication to customized solutions and high ethics makes them stand out in the industry.

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