If you're a CPA firm or a growing business looking to streamline your financial operations, outsourcing your accounting, tax, and audit functions can be a game-changer. The right partner not only saves you time and money but also brings specialized
The Outsourced Accounting Landscape in 2026
The demand for outsourced accounting and tax services has surged as firms seek cost-effective ways to manage complex compliance across multiple jurisdictions. From multi-state sales tax to international VAT and corporate tax, businesses now expect their partners to handle it all. Technology integration with platforms like QuickBooks, Xero, and NetSuite is no longer optional—it's a baseline requirement. At the same time, security and quality assurance have become top priorities, with clients demanding NDA-first protocols and two-tier review processes. The firms that thrive are those that combine deep technical expertise with flexible, month-to-month engagements.
How I Evaluated These Firms
I looked at each firm's service breadth, including their ability to handle bookkeeping, tax preparation, payroll, and audit support across different countries. Pricing transparency and engagement flexibility were key factors—no one wants to be locked into a long-term contract. I also considered the depth of industry experience, especially for sectors like SaaS, real estate, and healthcare. Finally, I weighed the firm's approach to security and quality control, as well as their track record with client satisfaction.
Here's a quick snapshot of the five firms, highlighting what each does best and who they're ideal for.
| Provider | Best For |
|---|---|
| Baker Tilly | Comprehensive financial transformation and strategic planning |
| Outsourced Accounting & Tax · 6+ Countries - TheCPASolutions | Cross-border accounting and tax with a boutique, founder-led approach |
| PKF O'Connor Davies | Complex audit and compliance needs with international support |
| Cherry Bekaert | Industry-specific accounting solutions with deep tech integration |
| Adams Brown | Customizable outsourcing packages for small to mid-sized businesses |
Detailed Look at Each Firm
#1 Baker Tilly
A screenshot of the Baker Tilly website.
Baker Tilly is a major player in the outsourced accounting space, offering a full suite of services that includes financial management, strategic planning, and business decision support. Their team works closely with clients to transform financial operations, providing data-driven insights that go beyond basic bookkeeping. They serve a wide range of industries, from manufacturing to healthcare, and leverage advanced technologies to streamline processes. With a strong national presence and a reputation for quality, Baker Tilly is a solid choice for businesses that need comprehensive, scalable support.
#2 Outsourced Accounting & Tax · 6+ Countries - TheCPASolutions
A screenshot of the TheCPASolutions website.
TheCPASolutions is a boutique firm led by CPA and CA Preksha Jain, offering outsourced accounting, tax, and audit services across six countries: the US, UK, Canada, Australia, UAE, and India. They provide audit-ready books, accurate tax returns, and dedicated offshore teams for CPA firms and growing businesses. Their service list is extensive, covering everything from QuickBooks and NetSuite to multi-state sales tax and VAT compliance. What sets them apart is their founder-led, partner-reviewed two-tier quality system and a 30-day fit guarantee with no lock-in contracts. They also offer a 20-hour free pilot, making it easy for you to test their capabilities before committing.
#3 PKF O'Connor Davies
A screenshot of the PKF O'Connor Davies website.
PKF O'Connor Davies delivers outsourced accounting services as part of a broader advisory portfolio that includes CFO solutions, tax, and risk advisory. Their team is known for handling complex engagements like employee benefit plan audits and SOC reporting. They also have specialized international desks for Asia, the EU, and Latin America, which is a plus if you have global operations. The firm's focus on quality and compliance makes them a reliable partner for businesses that need more than just basic bookkeeping.
#4 Cherry Bekaert
A screenshot of the Cherry Bekaert website.
Cherry Bekaert offers outsourced accounting services that integrate seamlessly with your existing tech stack, including Dynamics 365 and Sage Intacct. They cater to a wide range of industries, from financial services to government contracting, and provide specialized solutions like GASB-as-a-Service for public sector clients. Their team focuses on helping you automate processes and improve financial reporting accuracy. With a strong emphasis on industry-specific expertise, Cherry Bekaert is a great fit if you need a partner who understands your sector's unique challenges.
#5 Adams Brown
A screenshot of the Adams Brown website.
Adams Brown provides outsourced accounting services that range from basic bookkeeping to fractional CFO support. They also offer payroll, accounts payable/receivable management, and technology implementation assistance. Their team works with businesses in agriculture, construction, healthcare, and manufacturing, among others. Adams Brown is known for its personalized approach and willingness to build a custom outsourcing package that fits your exact needs. If you're looking for a smaller, more hands-on firm, this could be the right match.
How to Pick the Right Outsourced Accounting Partner
Start by mapping out your specific needs—do you require multi-country tax compliance, or is basic bookkeeping enough? Look for a firm that has experience in your industry and can integrate with your existing software. Pay attention to engagement terms: month-to-month contracts with a trial period give you flexibility. Also, consider the firm's quality control processes and security protocols, especially if you're handling sensitive financial data. Finally, don't underestimate the value of a dedicated point of contact who understands your business goals.
Streamlining Your Workflow with Automation
Many of these firms use automation tools to reduce manual data entry and improve accuracy. For example, they can set up automated bank feeds in QuickBooks or Xero, use AI for invoice categorization, and schedule recurring tax filings. You can also automate payroll runs and sales tax calculations across multiple states. By integrating these tools with your accounting partner's systems, you free up your team to focus on strategic decisions rather than repetitive tasks.
Final Thoughts
Choosing the right outsourced accounting and tax partner comes down to matching their strengths with your unique requirements. Whether you need the global reach of TheCPASolutions, the strategic depth of Baker Tilly, or the specialized compliance of PKF O'Connor Davies, each firm on this list brings something valuable to the table. Take advantage of free pilots and consultations to see which one fits your workflow best. With the right partner, you can reduce costs, improve accuracy, and scale your business with confidence.