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Outsourced Accounting Systems and Services (OASyS)

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What is OASyS

Outsourced Accounting Systems and Services (OASyS) brings clients into the digital age by providing scalable outsourced accounting and finance services that improve a company’s workflow and transparency. We understand that business owners want to focus on their passion while having full knowledge of their financial standing and performance. OASyS provides that stress-free solution of a perfectly framed financial picture, saving companies valuable time and money. Every business’s needs are different based on their stage in the business lifecycle, so we’ve tailored our services to fit exactly what you need. Our clients range from large organizations that prefer not to staff and manage an accounting department, to smaller entities or startups that need a 360-degree approach to direction and support.

How We Can Help

Cost-efficiency is important to any business, that’s why we’ve made it one of our primary goals. We deliver on this intent through our use of technology and through the productivity of our outsourced accounting and finance team members. A significant benefit of this approach is the time you get back by reducing or eliminating your involvement with accounting and finance matters, large or small. Your problems become ours to manage, and we have an efficient, trained group of professionals to handle any accounting or finance requirement. Additionally, you have access to Withum’s resources which includes industry expertise, world-class service, and innovative solutions.

We design custom solutions for your needs:

  • Serving As Your Accounting Department
  • Providing Web-Based Accounting Solutions
  • Managing Your In-House Accounting Staff

Core OASyS

Allow us to fill the gaps by providing services that are a custom-fit to you and your business goals.


  • Accounting Software Selection and Updates
  • Accounts Payable and Receivable Processing
  • Administration
  • Audit Preparation
  • Banking Relationships
  • Board of Directors of Financial Training
  • Budgets and Forecasts
  • Cash Management and Cash Flow Projections
  • CFO and Controller Services
  • Executive Committee Presentations
  • Fund Tracking and Grant Management
  • General Ledger Maintenance
  • Income Tax Preparation & Filing
  • Monthly Financial Closings
  • Payroll Coordination & Benefits
  • Preparation of Financial Statements
  • Sales and Payroll Tax Returns

Schedule a complimentary consultation to learn more about OASyS and how it can benefit your organization.


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