Small & Mid-Sized Business Accounting 301-804-9244

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    • Home
    • SERVICES
      • Fractional CFO
      • Interim Controller
      • Lease Administration
      • Outsourced Accounting
      • Tax Planning and Prep
      • Transaction Advisory
    • INDUSTRIES
      • Government Contractors
      • Health and Human Services
      • Nonprofits
      • Professional Services
      • Real Estate Investors
      • Skilled Trades
      • Start Ups
    • CLIENT PORTAL
    • CAREERS
    • Contact
    • FAQ

Small & Mid-Sized Business Accounting 301-804-9244

  • Home
  • SERVICES
    • Fractional CFO
    • Interim Controller
    • Lease Administration
    • Outsourced Accounting
    • Tax Planning and Prep
    • Transaction Advisory
  • INDUSTRIES
    • Government Contractors
    • Health and Human Services
    • Nonprofits
    • Professional Services
    • Real Estate Investors
    • Skilled Trades
    • Start Ups
  • CLIENT PORTAL
  • CAREERS
  • Contact
  • FAQ
Tandem CPA | Northern Virginia

Full-Service Accounting for Small Businesses in Northern V

Get monthly financials you can actually understand, tax-ready books, and strategic guidance from local accountants who get it — all for one predictable monthly flat fee. No turnover. No staffing gaps. Just expert support at every level, from bookkeeper to CFO to tax pro. 

Schedule a Discovery Call

Tandem CPA | Washington DC

Local Provider

Running a small business in the DC area comes with enough challenges—your accounting shouldn’t be one of them. At Tandem CPA, we specialize in providing personalized, stress-free accounting services for small businesses right here in the DMV. Whether you need monthly bookkeeping, tax planning, QuickBooks support, or a trusted accountant to help you stay compliant and profitable, we’re here to help. As a Maryland-based accounting firm, we understand the local market and the unique needs of small business owners across industries.

Full-Service Support

We offer a full suite of accounting services designed to support small business owners at every stage—from startup to scale-up. Our core services include monthly bookkeeping, tax preparation and planning, QuickBooks setup and support, financial statement analysis, payroll coordination, and outsourced CFO advisory. We specialize in helping businesses stay cash flow positive, compliant, and confidently prepared for tax season. Whether you're a contractor, retail shop, consultant, or service-based business, we tailor our accounting solutions to fit your unique needs.

Modern Approach

We take a modern, personalized approach to accounting that’s built for today’s small business owner. We operate on a flat-fee, subscription-based model—so you’ll never be surprised by an unexpected bill. This means unlimited support, open communication, and a true partnership without the pressure of hourly charges. As a boutique firm, we’re deeply invested in our clients’ success.

Small Business Accounting Services | Tandem CPA

Strategic Accounting in Columbia, MD

Bookkeeping & Financial Reporting

Stay on top of your finances with accurate, timely bookkeeping that gives you a clear picture of your business performance. At Tandem CPA, we categorize transactions, reconcile accounts, and deliver monthly financial reports you can actually understand. Our reports help you track profit, control expenses, and make smart decisions with confidence. Whether you need basic bookkeeping or full financial oversight, we've got your back. 

Job Costing

Know exactly where your money’s going—on every job, every time. Our Job Costing services help service-based and project-driven businesses track labor, materials, and overhead with precision. At Tandem CPA, we set up systems that give you real-time visibility into profitability by job or project, helping you identify what’s working, where you’re losing money, and how to price smarter. Whether you're in construction, HVAC, or another trades-based industry, we’ll make sure you’re not guessing—you’re growing with confidence, backed by solid numbers. 

Fractional CFO Support

Gain the strategic financial insight of a CFO—without the full-time cost. Our Fractional CFO services are perfect for small business owners who need high-level financial guidance to plan for growth, improve cash flow, and make data-driven decisions. From budgeting and forecasting to KPI tracking and strategic planning, we help you understand the story behind your numbers. At Tandem CPA, we act as your financial partner, providing clarity and direction so you can confidently scale your business. 

Technology Enablement

We help small businesses work smarter—not harder—by implementing the right accounting technology for your workflow. Whether you're transitioning to QuickBooks Online, integrating payroll systems like Gusto, Paychex or ADP, or connecting tools like Bill.com and Expensify, Tandem CPA ensures your systems talk to each other seamlessly. Our tech-forward approach automates manual tasks, reduces errors, and gives you real-time visibility into your finances. Let us modernize your back office so you can spend less time on admin and more time growing your business. 

Payroll Management

Paying your team accurately and on time shouldn’t be stressful. At Tandem CPA, we simplify payroll management by helping you set up and run reliable systems that stay compliant with federal and state regulations. Whether you're working with W-2 employees or 1099 contractors, we’ll ensure your payroll is processed smoothly, taxes are filed correctly, and deadlines are never missed. We coordinate with all platforms to automate payroll while keeping everything synced with your accounting system. With Tandem CPA, you can focus on your team—we’ll handle the rest. 

Transaction Services

Whether you're buying, selling, or merging a business, our Transaction Services provide the financial clarity and confidence you need to make smart decisions. Tandem CPA supports small business owners through every stage of the deal—from due diligence and quality of earnings analysis to financial modeling and post-transaction integration. We dig deep into the numbers to uncover risks, validate value, and ensure you understand the financial impact of the deal. With our guidance, you’ll move forward with clarity, strategy, and peace of mind. 

Tax Planning, Preparation & Filing

We don’t just file your taxes—we help you plan for them all year long. At Tandem CPA, our proactive tax strategies are designed to minimize your liability, maximize deductions, and keep your business fully compliant. We work closely with small business owners to navigate federal, state, and local tax requirements, ensuring no deadline or opportunity is missed. From quarterly estimates to year-end filings, we make tax season stress-free and predictable—so you’re never caught off guard. Let us help you keep more of what you earn. 

Industry Experience | Tandem CPA

Skilled Trades

Creative & Design-Build Firms

Nonprofits & Associations

Bookkeeper CFO for Skilled Trades in Columbia, MD

HVAC, plumbing, electrical, cleaning services, landscaping, and other service-based businesses that need job costing, payroll support, and project-based financial tracking. 

Nonprofits & Associations

Creative & Design-Build Firms

Nonprofits & Associations

Bookkeeper CFO for Nonprofits & Associations in Columbia, MD

501(c)(3), 501(c)(4), and 501(c)(6) organizations, particularly those in healthcare, education, and community services, needing fund accounting, grant tracking, and audit readiness. 

Creative & Design-Build Firms

Creative & Design-Build Firms

Creative & Design-Build Firms

Bookkeeper CFO for Creative & Design-Build Firms in Columbia, MD

Interior designers, design-build contractors, and retail-studio hybrids seeking streamlined bookkeeping, inventory tracking, and advisory support for growth. 

Startups & Scaling Businesses

Professional Service Organizations

Creative & Design-Build Firms

Bookkeeper CFO for Startups & Scaling Businesses in Columbia, MD

Early-stage companies, especially those raising capital or expanding through acquisition, needing fractional CFO services, tech setup, and strategic tax planning. 

Professional Service Organizations

Professional Service Organizations

Professional Service Organizations

Bookkeeper CFO for Professional Service Organizations

Attorneys, consultants, therapists, and other knowledge-based service providers who need efficient systems for time tracking, billing, tax compliance, and cash flow management. 

Franchise & Multi-Entity Operators

Professional Service Organizations

Professional Service Organizations

Bookkeeper CFO for Franchise & Multi-Entity Operators in Columbia, MD

Entrepreneurs managing multiple locations or business entities who need consolidated reporting, system integration, and clear financial oversight. 

What Our Clients Say

Contact | Tandem CPA

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Tandem CPA - Accounting & Advisory Solutions, LLC

10490 Little Patuxent Pkwy ste 600, Columbia, MD, USA

301-804-9244 info@tandemcpa.com

Hours

Open today

09:00 am – 05:00 pm


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  • Fractional CFO
  • Interim Controller
  • Lease Administration
  • Outsourced Accounting
  • Tax Planning and Prep
  • Transaction Advisory
  • Baltimore MD
  • Columbia MD
  • Ellicott City MD
  • DMV
  • Northern Virginia

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