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Your Reliable Madison Bookkeeping Partner
At C M Business Services, we bring decades of combined expertise in bookkeeping and financial management to empower small businesses in Madison, WI, and beyond. Our team, led by owner Cara Martinson with over 15 years of accounting experience, specializes in delivering tailored solutions that streamline financial operations and foster growth. We prioritize reliability and professionalism, offering services such as payroll management, QuickBooks training, and comprehensive financial reporting. By handling the complexities of bookkeeping, we enable clients to focus on core business activities while ensuring accuracy and compliance.

Our proactive approach and commitment to confidentiality have earned the trust of diverse industries, from construction to nonprofits. With a legacy of 30+ combined years in the field, we pride ourselves on building long-term partnerships rooted in transparency and client-centric support. Our dedication to leveraging cutting-edge technology ensures efficient, secure, and scalable solutions for businesses at every stage.
Services
Bookkeeping Services Payroll Management QuickBooks Training Financial Reporting Job Cost Tracking Tax Organization Bank Reconciliation Sales Tax Reporting
Highlights and features
  • We have over 30 combined years of bookkeeping experience.
  • Our team includes CPA-collaborated financial experts.
  • We offer free one-hour initial consultations.
  • Our services integrate secure remote access solutions.
  • We provide customized QuickBooks training and support.
What people say
Proactive in handling needs Accurate and on-time Top-notch professional Exemplary outsourced bookkeeping Increased productivity
Services
Bookkeeping Services
Our bookkeeping services ensure accurate tracking of income, expenses, and financial transactions for small businesses. We handle accounts payable/receivable, bank reconciliations, and monthly financial statements. With secure remote access and CPA collaboration, we provide year-round support to maintain organized records and prepare for tax season efficiently.
Payroll Management
We manage payroll processing, tax filings, and employee record-keeping to ensure compliance with federal and state regulations. Our services include direct deposit setup, W-2/1099 preparation, and 941 tax deposits. This reduces administrative burdens while minimizing penalties for late submissions through automated, timely processing.
QuickBooks Training
Our QuickBooks training services teach businesses to utilize accounting software effectively for financial tracking and reporting. We offer customized setup, monthly oversight, and feature-specific training to optimize workflows. This empowers clients to monitor cash flow, generate reports, and improve decision-making through digital financial management.
Financial Reporting
We provide detailed financial reports, including profit & loss statements, balance sheets, and cash flow forecasts. These reports enable data-driven decisions by tracking business performance and identifying trends. Our monthly reviews ensure clients maintain clarity on their financial health and growth opportunities.
Job Cost Tracking
Our job cost tracking service helps businesses analyze profitability by job or client. We set up budgets, track expenses, and generate detailed reports on income and costs per project. This allows for precise margin analysis and informed adjustments to pricing or resource allocation.
People
Cara M. Martinson
Owner
Cara Martinson has over 15 years of accounting experience and founded C M Business Services to help small businesses streamline financial operations. With a CPA background, she ensures accurate reporting and compliance for diverse industries.
Carson Wilhite
Senior Bookkeeper
Carson Wilhite, Cara's twin sister, has been a senior bookkeeper at C M Business Services since 2000. Her expertise in financial records management and client collaboration ensures reliable, timely service for businesses across Wisconsin.
Questions
What bookkeeping services do you offer?
We handle accounts payable/receivable, bank reconciliations, financial statements, and remote QuickBooks support tailored to small businesses.
Do you provide payroll processing?
Yes, we manage payroll taxes, direct deposits, and W-2/1099 filings while ensuring compliance with federal and state regulations.
Can you train us on QuickBooks?
Yes, we offer customized QuickBooks training and setup to help businesses efficiently manage financial workflows.
Are your services available remotely?
Yes, we offer remote access solutions for clients outside Madison, WI, or those preferring virtual collaboration.
What industries do you serve?
We work with construction, nonprofits, restaurants, real estate, and other small businesses requiring tailored financial management.
Is consultation free?
Yes, we offer a free one-hour consultation to discuss your bookkeeping needs and service options.