Outsourced Accounting Services in Michigan | CPA-Led

Excel Complete provides outsourced accounting services for bookkeeping, payroll, reconciliations, month-end close, financial reporting, and CFO leadership support. Our team combines financial expertise with technology to streamline workflows. Based in Ann Arbor, Michigan, we support clients across the U.S.

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Allen Frantsen, CPA, Principal Consultant
Updated: 6/16/2026 - 4 min read

Table of Contents

Our Firm

Excel Complete provides outsourced accounting services for businesses seeking day-to-day financial management without the cost of building a full internal accounting department. We support bookkeeping, payroll, account reconciliations, accounts payable, accounts receivable, month-end close, and financial reporting.

Beyond managing accounting operations, we work with clients to improve workflows and streamline finance department activities. Our team helps connect systems, design chart of accounts structures, capture meaningful financial data, and automate accounts payable and accounts receivable processes. The result is better visibility into business performance, reduced manual effort, and more efficient accounting operations.

What Are Outsourced Accounting Services

Outsourced accounting services provide businesses with ongoing accounting support without the cost of hiring and managing a full internal accounting department. Services can range from bookkeeping and payroll processing to month-end close, financial reporting, accounts payable, accounts receivable, and controller oversight.

As organizations grow, outsourced accounting services can also support budgeting, forecasting, cash flow planning, and financial systems improvements.

Common outsourced accounting responsibilities include:

  • Bookkeeping
  • General ledger maintenance
  • Payroll processing and payroll support
  • Commission accruals
  • Accounts payable support and automation
  • Customer billing and invoicing
  • Bank and account reconciliations
  • Month-end close and financial statement preparation
  • Financial reporting and management reporting
  • Fixed asset tracking and depreciation schedules
  • Capital expenditure (CapEx) tracking
  • Budget support and variance analysis
  • Cash flow monitoring
  • Sales tax and compliance support
  • KPI reporting and dashboard development

When to Hire Outsourced Accounting Services

Organizations often hire outsourced accounting services when they need to manage financial operations without the cost of building an internal accounting department. This may include startups establishing accounting processes, growing businesses experiencing increased transaction volume, companies undergoing acquisitions or organizational change, or organizations seeking to improve reporting and financial controls.

Common reasons to hire outsourced accounting services include:

  • Startup growth and business expansion
  • Accounting or finance staff turnover
  • Mergers and acquisitions
  • Month-end close and reporting challenges
  • Payroll, accounts payable, or accounts receivable issues
  • ERP and accounting system implementations

Outsourced Accounting Rates

Outsourced accounting engagements typically start at $1,000 per month and are tailored to the organization's specific requirements. Pricing depends on factors such as transaction volume, number of employees, payroll complexity, reporting requirements, general ledger structure, and the level of accounting support required. We can begin outsourced accounting engagements immediately and help organizations get accounting operations back on track.

For clients located within approximately one hour of our Ann Arbor, Michigan office, on-site meetings may be available as early as the next business day. Accounting assessments start at $1,000 and include a PDF roadmap delivered within two business days, outlining recommended support and opportunities for improvement.

Bookkeeping

Accurate bookkeeping provides the foundation for financial reporting and business decision-making. We help maintain accounting records, upload transactions, reconcile accounts, and support the month-end close. These services include:

  • Revenue recognition
  • Expense management
  • Account reconciliations
  • Journal entries
  • Month-end adjusting entries

Payroll Administration

Payroll requires timely processing, accurate reporting, and coordination across employees, benefits, and tax requirements. We help organizations manage payroll activities, maintain accurate payroll records, and support ongoing reporting needs.

  • Payroll processing
  • Tax filings
  • Commission statements
  • Payroll accruals

Accounts Payable

Effective accounts payable processes help organizations maintain vendor relationships, improve cash flow visibility, and reduce manual administrative work. We help clients improve accounts payable workflows through automation, invoice processing, approval routing, three-way matching, and exception reporting. The result is fewer manual tasks, improved accuracy, and better visibility into outstanding invoices and payments.

  • PO reports
  • Invoice processing
  • Vendor management
  • Scheduling payments

Financial Reporting

Timely financial reporting provides leadership teams with visibility into business performance and operational trends. We help prepare financial reports, management reporting packages, and key performance metrics that support planning and decision-making.

  • Financial statements
  • Management reporting
  • KPI dashboards
  • Budget versus actual reporting
  • Cash flow reporting
  • Board reporting packages
  • Forecasting support

Industries Served

Excel Complete provides outsourced accounting services across a variety of industries. Our team supports organizations ranging from startups and small businesses to established companies with more complex accounting and reporting requirements.

Allen Frantsen

Allen Frantsen is the Principal Consultant for Excel Complete. As a CPA and software engineer, he specializes in financial modeling, process improvement, and software development, creating simple solutions for complex problems. His background spans government auditing and leadership roles within Fortune 500 organizations.