D

Dionysios Yannatos, CPA

Tax preparation service

1.0(1 Google review)
306 South St, Hyannis, MA 02601
IRS-Verified CPA

Great Island International

Specializes in

Tax Preparation

Languages

English

Estimated Tax Prep Pricing in Hyannis

Individual 1040

$300$500

1040 + Self-Employment

$500$800

Business Return

$750$1,400

AICPA national averages — Hyannis hasn't published exact rates. Get a personalized quote for accurate numbers.

About Dionysios Yannatos

Dionysios Yannatos, CPA operates from 306 South St, Hyannis, MA 02601 in Hyannis, Massachusetts. The firm is registered with the Massachusetts Board of Public Accountancy. As a CPA licensed in Massachusetts, the practice is authorized to provide attestation, tax representation, and advisory services within the state's regulatory framework.

Reported areas of practice include Tax Preparation. On Google Business Profile, the firm is categorized as a tax preparation service. Public Google reviews show a 1-star rating across 1 ratings.

For taxpayers in Hyannis, the firm handles federal Form 1040 returns, Massachusetts state income tax filings, and supporting schedules for self-employment, investment income, and rental property. Common engagements at this credential level also include estimated tax planning, prior-year amended returns, and IRS notice response.

More about Dionysios Yannatos

Great Island International is a CPA firm located in Hyannis, Massachusetts, providing professional accounting services with a dedicated focus on tax preparation. As Certified Public Accountants, the firm assists individuals and various entities in navigating the complexities of tax regulations and ensuring accurate compliance. Situated on Cape Cod, Great Island International serves the local community by offering specialized support for their tax needs. The firm's expertise is specifically geared towards preparing and filing a range of tax returns, aiming to provide clarity and peace of mind for those seeking assistance with their annual tax responsibilities. Their practice is built around delivering focused and reliable tax services to help clients meet their obligations efficiently and correctly.

Services Dionysios Yannatos offers

Our firm specializes exclusively in Tax Preparation, a comprehensive service designed to assist individuals, families, and businesses with their annual tax filing requirements. This service involves the meticulous compilation and accurate submission of all necessary tax documents to federal and state authorities. We guide clients through gathering relevant financial information, including income statements, expense records, and investment details, to ensure every applicable deduction and credit is considered. The goal is to accurately calculate taxable income and complete the appropriate tax forms, such as individual income tax returns (Form 1040) and various business tax returns for corporations, partnerships, and sole proprietorships. By focusing solely on tax preparation, Great Island International aims to streamline the filing process, minimize errors, and ensure compliance with current tax laws, providing clients with confidence in their tax submissions.

Areas served

Hyannis, MABarnstable, MAYarmouth, MADennis, MAMashpee, MASandwich, MA

Frequently Asked Questions

Does Great Island International accept new clients for tax preparation?

Yes, Great Island International welcomes new clients seeking professional tax preparation services. We encourage prospective clients to contact our office to discuss their specific needs and schedule an initial consultation.

What documents should I bring for my tax preparation appointment?

To ensure a smooth and accurate process, please bring all relevant income statements, deduction records, and your prior year's tax returns. A detailed checklist can be provided upon scheduling your appointment.

How does the firm handle tax filing after preparation?

After preparing your tax returns, we will review them with you thoroughly to ensure accuracy and answer any questions. Once approved, we primarily utilize electronic filing (e-filing) to submit your returns to the IRS and state authorities for efficiency and faster processing.

What is the typical turnaround time for tax preparation services?

Turnaround times can vary based on the complexity of your tax situation and the time of year. We strive to complete all preparations efficiently and will provide an estimated timeframe during your initial consultation.

How are fees structured for tax preparation services?

Our fees for tax preparation are based on the complexity of your tax situation and the specific forms required. We provide transparent pricing and will discuss the estimated costs with you upfront before beginning any work.

Get a Free Tax Prep Estimate

Answer a few quick questions for an instant price range. No commitment.

Is this your firm?

Claim your free profile on TaxScout to reach new clients:

Get matched with local clients looking for a CPA
Set your pricing and showcase your services
Access AI-powered document processing
Manage client communications from one dashboard

3 people searched for CPAs in Hyannis this month

TaxScout.ai

Data sourced from Massachusetts Board of Public Accountancy. Profile not verified by TaxScout.

© 2026 TaxScout.ai. All rights reserved.