Let Us Simplify The Complexities
Financial Services Designed for You
Business Tax Services
Maximize deductions and stay compliant with tailored strategies for small and mid-sized businesses.
Individual Tax Services
Simplify your personal tax filing while reducing liabilities and securing future returns.
Business Advisory
Strategic guidance to help Alpharetta businesses scale and succeed.
Payroll Services
Seamless payroll management to keep your employees paid accurately and on time.
Tax Planning
Plan ahead to minimize future tax burdens and optimize financial growth.
Stay on top of cash flow with precise, reliable bookkeeping solutions.
Bookkeeping & Accounting
Business Tax Services
At SIGMA CPA, we help businesses stay compliant while minimizing their tax burden. Our team ensures your returns are accurate, deadlines are met, and strategies are in place to protect your bottom line.
Federal & State tax return preparation
Annual business tax health checks and planning
Startup consulting with entity selection and registration
State tax planning including pass-through entity strategies
Retirement and benefit plan tax guidance
Support for buying, selling, or restructuring a business


Individual Tax Services
From annual filings to long-term planning, we make tax season stress-free. Our CPAs focus on helping you maximize deductions and reduce liabilities while staying fully compliant.
Preparation of Federal & State individual tax returns
Income tax planning to minimize liabilities
Guidance on deductions, credits, and withholdings
Assistance with IRS correspondence and audits
Multi-state and relocation tax support
Estate and trust tax return preparation


Payroll Services
Managing payroll doesn’t have to be complicated. We provide accurate, on-time payroll services that help you pay your team with confidence and stay compliant with regulations.
Payroll processing for salaried and hourly staff
Direct deposit setup and management
Quarterly and annual payroll tax filings
W-2 and 1099 preparation and distribution
Compliance with federal and state payroll laws
Employee benefit and retirement contribution tracking


Bookkeeping & Accounting
Stay on top of your business finances with reliable bookkeeping. We provide clear reports, accurate records, and ongoing support so you can make smarter financial decisions.
Monthly bookkeeping and reconciliations
Accounts payable and receivable management
General ledger maintenance and reporting
Budgeting and forecasting support
Financial statement preparation
Cloud-based access to your accounting records


Tax Planning
Don’t just react at tax time, plan ahead. Our proactive tax planning services help you reduce liabilities, take advantage of deductions, and align your finances with future goals.
Strategic year-round tax planning
Timing of income, expenses, and deductions
Entity structuring for tax efficiency
Retirement and investment tax planning
Estate and gift tax strategies
Guidance on changing tax laws and opportunities


Business Advisory
Beyond accounting, we serve as a strategic partner for your growth. From financial analysis to long-term planning, our advisory services help you build a stronger, more profitable business.
Cash flow analysis and forecasting
Profitability and margin improvement strategies
Business formation and structuring guidance
Budgeting and financial goal setting
Succession and exit planning
Ongoing strategic advisory sessions


A Simple 3-Step Process
Get a Custom Proposal
We’ll outline services, timelines, and transparent pricing tailored to you.
Clear, transparent, and designed to get you results fast.
Schedule a Discovery Call
Execute with Confidence
Our experts implement the plan, keeping you informed every step of the way.
Meet with our CPA team to discuss your goals, challenges, and financial needs.






ready to simplify your finances?
Frequently asked questions
What types of businesses do you work with?
We work with small to mid-sized businesses, entrepreneurs, and startups across various industries, providing tailored tax and financial strategies to suit your needs.
Which industries do you work with?
We work with a diverse range of businesses, including medical practices, consulting firms, legal professionals, startups, and small to mid-sized businesses.
Do you provide tax services for individuals?
Yes! We specialize in individual tax preparation and planning, especially for professionals, families, and high-net-worth individuals with complex financial situations.
What sets SIGMA CPA apart?
Our team combines years of expertise with a commitment to proactive, personalized strategies. We leverage the latest tax laws, technology, and proven methods to minimize risk and maximize your peace of mind.
Do you work with clients outside of Atlanta?
Yes, we proudly serve clients nationwide through our secure, virtual systems, ensuring seamless collaboration no matter where you are.
How do I get started?
Schedule a discovery call with us. We’ll discuss your current situation, explore your needs, and create a roadmap to achieve your goals.


