Charleston CPA Firm for S-Corps & Small Businesses

Looking for a CPA in Charleston? SDO CPA provides virtual tax preparation, bookkeeping, payroll, and fractional CFO services to Charleston businesses specializing in S-Corps and partnerships. We provide upfront estimates — if scope changes, we discuss it first. Schedule a free consultation.
Serena Do, CPA — Managing Partner of SDO CPA

Serena Do, CPA

Managing Partner | Duncanville, TX (Serving Charleston Virtually)

18+ Years Experience | AICPA Member

Licensed CPA — Texas State Board of Public Accountancy

With 18+ years of experience helping business owners across the country, I bring specialized expertise to Charleston’s Government, Healthcare, Chemical Manufacturing economy. Whether you’re managing Chemical manufacturers managing environmental compliance costs, hazardous materials accounting, and complex manufacturing cost allocation alongside WV’s severance and business taxes or capitalizing on Charleston’s role as state capital and regional financial center creates steady demand for professional services, legal firms, and government contractors, SDO CPA provides the virtual accounting support your business needs.

We offer cloud-based tax preparation, bookkeeping, payroll, and fractional CFO services designed for Charleston business owners who want proactive guidance — not just annual tax filing.

Key Takeaways: Charleston CPA Services

  • Virtual CPA services — Full tax, bookkeeping, and advisory support without geographic limitations
  • West Virginia tax expertise — West Virginia has 2.36-5.12% income tax (being reduced annually). Manufacturing investment tax credit. Coal/natural gas severance tax 5%. planning and multi-state compliance
  • Industry focus — Specialized experience with Government, Healthcare, Chemical Manufacturing
  • Transparent pricing — Upfront estimates starting at $300/month; if scope changes, we discuss it first
  • Responsive support — Direct CPA access, same-day responses

Accounting & Tax Services in Charleston, WV

Charleston is West Virginia’s capital and largest city, with over 3,200 businesses driving the Kanawha Valley’s economy from its position at the confluence of the Elk and Kanawha Rivers. State government employs thousands along Capitol Street and Kanawha Boulevard, while CAMC Health System (Charleston Area Medical Center) is the state’s largest private employer with over 6,000 workers. The city’s chemical manufacturing heritage, centered along the Kanawha River’s Chemical Valley, continues with companies producing specialty chemicals, polymers, and industrial materials. Charleston’s Capitol Market district and downtown Hale Street area have seen dining and retail revitalization. The city’s financial sector includes regional banks, investment firms, and insurance companies clustered in the Laidley Street and Quarrier Street corridors. With a median household income of $64,512, the city supports a professional class working in law, accounting, and consulting. SDO CPA helps Charleston business owners navigate government contract accounting, optimize chemical manufacturing deductions including environmental compliance costs, and time income recognition around West Virginia’s annually declining tax rates.

West Virginia Tax Planning Tip

West Virginia is actively reducing its income tax rates annually, with the goal of eventual elimination. The current top rate of 5.12% is already below most neighboring states. Plan entity distributions and income timing around the declining rate schedule to maximize savings. The state’s manufacturing investment tax credit offsets 5% of qualified investment in manufacturing equipment and facilities, making it attractive for industrial businesses. Energy companies must plan for the 5% severance tax on coal and natural gas production.

Charleston is home to 3,200+ small businesses and a population of 46,838. From Government, Healthcare, Chemical Manufacturing to professional services, Charleston business owners need CPAs who understand Chemical manufacturers managing environmental compliance costs, hazardous materials accounting, and complex manufacturing cost allocation alongside WV’s severance and business taxes and can provide year-round tax planning — not just compliance.

CPA Services for Charleston Businesses

Common Challenges for Charleston Business Owners

Challenge

Charleston businesses often face Chemical manufacturers managing environmental compliance costs, hazardous materials accounting, and complex manufacturing cost allocation alongside WV’s severance and business taxes, making tax planning and cash flow management more complex than standard approaches allow.

Our Approach

We provide proactive tax planning and fractional CFO services tailored to Charleston’s business environment, helping you handle Chemical manufacturers managing environmental compliance costs, hazardous materials accounting, and complex manufacturing cost allocation alongside WV’s severance and business taxes with confidence.

Challenge

Many Charleston business owners struggle to get timely responses from their CPA, especially during busy seasons when questions are most urgent.

Our Approach

SDO CPA provides direct access to your CPA team with same-day response times. No call centers, no waiting weeks for answers.

Challenge

Tax preparation alone doesn’t help Charleston business owners understand their financial position or make informed decisions throughout the year.

Our Approach

We deliver monthly financial reports with actionable insights, helping you understand cash flow, profitability, and tax liability before year-end.

“Our chemical manufacturing business had $180,000 in environmental compliance costs that weren’t being deducted properly. SDO CPA reclassified them and saved us $14,760 in taxes.”
— William P., Chemical manufacturer in Charleston

How to Get Started With SDO CPA

1

Schedule Your Free Consultation

Book a call to discuss your Charleston business, current financial setup, and goals.

2

Get Your Custom Proposal

Receive a clear proposal with upfront estimates — if scope changes, we discuss it first.

3

Seamless Onboarding

We connect to your QuickBooks or Xero and organize your books within 30 days.

4

Ongoing Partnership

Monthly reports, proactive tax planning, and year-round CPA access.

Why Charleston Business Owners Choose SDO CPA

West Virginia Tax Expertise

We understand West Virginia has 2.36-5.12% income tax (being reduced annually). Manufacturing investment tax credit. Coal/natural gas severance tax 5%. and help Charleston businesses maximize tax advantages while managing federal obligations and multi-state complexity.

Transparent Pricing

Clear monthly estimates for standard services. We scope your needs upfront and communicate before any additional work. See our pricing.

Cloud-Based & Virtual

Access your financials anywhere. We work with QuickBooks Online, Xero, Gusto, and Ramp to keep your Charleston business running smoothly.

S-Corp & Partnership Specialists

Our clients are pass-through entity owners. We handle reasonable compensation analysis, K-1 preparation, QBI optimization, and entity selection.

Responsive Communication

Get answers when you need them. Our team responds within one business day, and you’ll have direct access to your CPA.

Frequently Asked Questions

How much does a CPA cost for a small business in Charleston?
At SDO CPA, bookkeeping starts at $300-$500 per month for a single entity. Full-service packages including bookkeeping, tax planning, and advisory range from $1,000-$2,000 per month with upfront estimates — if scope changes, we discuss it first. View our pricing.
Can a virtual CPA serve my Charleston business?
Yes. CPAs can prepare tax returns and provide accounting services for clients in any state. SDO CPA serves Charleston businesses through secure cloud-based tools including QuickBooks Online, Gusto, and encrypted document sharing with the same quality as a local firm.
Do you specialize in Government businesses?
Yes. Charleston’s Government sector has unique accounting needs including industry-specific deductions, revenue recognition, and compliance requirements that we address with tailored solutions.
What is the difference between a bookkeeper and a CPA?
A bookkeeper records transactions and maintains financial records. A CPA is a state-licensed professional who can prepare and sign tax returns, provide tax planning advice, represent you before the IRS, and offer strategic financial guidance that bookkeepers cannot.
Do you offer fractional CFO services for Charleston businesses?
Yes. Our fractional CFO services provide cash flow forecasting, budgeting, financial modeling, and strategic planning for Charleston businesses generating $500K+ in revenue that need financial leadership without a full-time hire.
Should my Charleston business be an S-Corp or LLC?
It depends on your net income. Generally, businesses earning over $60,000 in net profit may save on self-employment taxes by electing S-Corp status. Use our S-Corp tax calculator to estimate savings, then schedule a consultation for personalized analysis.
How quickly does SDO CPA respond to questions?
We respond to all client inquiries within one business day. For urgent tax matters, we prioritize same-day responses. You’ll have direct access to your CPA — no call centers or gatekeepers.
What accounting software do you work with?
We work with QuickBooks Online, Xero, Gusto for payroll, and Ramp for expense management. We’ll recommend the best setup for your Charleston business during your free consultation. Learn about our bookkeeping services.

Resources for Charleston Business Owners

Also Serving Kanawha Valley

SDO CPA provides virtual CPA services to businesses throughout Kanawha Valley and West Virginia.

Ready to Work With a CPA Who Understands Charleston Businesses?

Schedule your free consultation today. We’ll analyze your tax situation and provide an upfront estimate with no obligation.

Schedule a Call
Licensing Disclaimer: SDO CPA LLC is a Texas-registered CPA firm providing tax preparation, bookkeeping, and advisory services to clients nationwide under CPA practice mobility provisions. SDO CPA does not hold a CPA license in West Virginia. Services requiring CPA licensure are performed by Texas-licensed CPAs. We do not provide attest services (audits, reviews, or compilations) for West Virginia entities. Per Texas State Board of Public Accountancy regulations (22 TAC §501.82).