Business Details
Trusted CPA Services for Businesses and Individuals in Atlanta
Simpson & Simpson Accounting is a family-owned and veteran-operated CPA firm dedicated to delivering comprehensive accounting, tax, and audit services. With decades of combined experience from top-tier firms like Ernst & Young and PricewaterhouseCoopers, our team specializes in business and personal tax planning, IRS resolution, QuickBooks expertise, and financial consulting. We prioritize transparency, client education, and tailored strategies to help businesses reduce risk, maximize profitability, and achieve long-term success. Our commitment to military values and personalized service sets us apart in serving small to mid-sized businesses, nonprofits, and individuals across diverse industries. 
Services
Tax Preparation
IRS Resolution
QuickBooks Consulting
Audit Services
BOI Reporting
Bookkeeping
Financial Statements
Estate Tax Planning
Highlights and features
- Family/veteran-owned firm with big-four accounting experience
- QuickBooks Online experts with 15+ years of corporate accounting
- Proven IRS tax resolution specialists for complex issues
- 20+ years combined experience in public accounting and corporate finance
- Transparent communication with no hidden fees or surprises
What people say
Professional and helpful
Timely follow-up
Painless experience
Immediate availability
Outstanding attentiveness
Services
Tax Preparation
We provide comprehensive business and individual tax preparation services with strategic planning to maximize savings. Our CPAs handle complex returns for corporations, partnerships, S-corps, and high-net-worth individuals. Specializing in IRS audit representation and resolution of back taxes for businesses and nonprofits.
QuickBooks Consulting
Our QuickBooks Online experts help businesses implement, clean up, and optimize accounting systems. We ensure accurate financial reporting, proper account classification, and seamless integration with payroll and banking systems for small to mid-sized companies across multiple industries.
Audit Services
We deliver full-scope audit, review, and compilation services for businesses and nonprofits. Our team performs detailed testing of financial transactions, internal control assessments, and compliance reporting to meet regulatory requirements for loans, government funding, and SEC filings.
BOI Reporting
We assist businesses with mandatory Beneficial Ownership Information reporting under the Corporate Transparency Act. Our services include preparation and submission of initial and updated reports to FinCEN for LLCs, corporations, and foreign entities operating in the U.S.
IRS Resolution
Our specialists resolve IRS and state tax issues including unfiled returns, audits, liens, and levies. We represent clients before tax authorities, negotiate payment plans, and implement strategies to achieve compliance while minimizing financial exposure for individuals and businesses.
People
Josh Simpson
Managing Partner
CPA and Iraq War veteran with experience at Ernst & Young. Specializes in business tax strategy, IRS resolution, and financial consulting. Focuses on helping business owners optimize tax positions while maintaining compliance.
Monica Simpson
Partner
12+ years corporate accounting experience with expertise in restaurant accounting and financial reporting. Manages complex bookkeeping systems and provides strategic guidance for business process improvements.
Bill McDevitt
Retired CPA
15+ years public accounting experience at PricewaterhouseCoopers. Specializes in tax compliance and financial reporting for businesses. Provides advisory services on accounting best practices and regulatory requirements.
John G
Business Manager
Manages day-to-day operations and client relations. Coordinates accounting and tax teams to ensure timely delivery of services while maintaining high standards of client communication.
Matthew A
Tax Manager
CPA with specialized knowledge in corporate tax planning and compliance. Oversees preparation of complex business tax returns and develops strategies for tax savings across multiple industries.
Questions
What accounting software do you work with?
We specialize in QuickBooks Online and Desktop, providing setup, cleanup, and optimization services for businesses using these platforms.
Can you help with IRS audit representation?
Yes, our CPAs provide full IRS audit defense services including document preparation, communication with tax authorities, and resolution strategies.
Do you handle nonprofit tax returns?
Yes, we prepare Form 990 series returns and provide compliance guidance for nonprofit organizations to maintain tax-exempt status.
What is BOI reporting?
BOI reporting under the Corporate Transparency Act requires businesses to disclose ownership information to FinCEN, which we help prepare and file.
How do you handle complex tax situations?
Our team has expertise in estate tax planning, international tax compliance, and business restructuring to optimize tax outcomes.
Do you offer free consultations?
Yes, we provide a free 1-hour tax or accounting consultation to discuss your specific needs and potential solutions.
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