Your Partner: End-to-End Tax, Audit & CAS Support for U.S. Accounting Firms

With a highly trained offshore team, we deliver complex multi-state & consolidated tax returns, audits and client accounting services accurately, consistently and quickly.

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Cost-Efficient Staffing. Starting at Just $20/hour

Scale Smarter, Spend Less.

Why hire full-time when you can access trained U.S.-standard accounting experts at a fraction of the cost?

At just $20/hour, TCB helps you expand your tax, audit and CAS capacity without compromising quality or turnaround time.

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Global Experience & Credibility

30+ professionals on our team

Serving firms across multiple states like Tennessee, Texas, California and Alabama

15+ years expertise in U.S. accounting standards

100% commitment to quality & consistency

CPA driven leadership

Who We Are
Trusted Offshore Partner for U.S. Accounting Firms
At TCB Offshore Accounting Services, we bring together highly trained professionals specializing in U.S. tax, audit and CAS. From end-to-end tax preparation to complete audit support and full client accounting services, our team helps your firm scale with precision, consistency and quicker communication while reducing your overhead.
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ISO Certified Firm
ISO 9001

TCB Accounting proudly holds the ISO 9001 certification, an internationally recognized standard for quality management systems. This certification demonstrates our commitment to delivering consistent, high-quality services to our clients.

ISO 27001
TCB Accounting is ISO 27001 certified, signifying our dedication to information security. We implement robust controls, ensuring confidentiality, integrity, and availability of sensitive data. Client’s data security is our priority.
Our Services
Tax Services
We handle tax preparation and review for a wide range of returns including 1040, 1065, 1120, 1120S, and 990 with precision and compliance. Our trained offshore team, backed by over 15 years of U.S. accounting experience, manages complex multi-state and consolidated returns securely and efficiently.
Audit Services
We provide comprehensive audit support covering reviews, compilations, AUPs, employee benefit plans, and not-for-profit audits including planning, documentation, testing, and review that seamlessly integrates with your workflow to ensure quality and timely delivery.
Client Accounting Services (CAS)
We deliver comprehensive client accounting support including cash flow and payroll management, AP/AR, bank reconciliation, budgeting, estimation, bookkeeping, financial reporting, and process optimization all managed by professionals trained to U.S. accounting standards for accuracy and efficiency.
How It Works
3 Simple Steps to Scale Your Accounting Operations
  • Contact Us — Share your firm’s needs and challenges
  • Customize Plan — We design a tailored offshore-support model aligned with your workflows.
  • Start Saving — Focus on growth while our team handles tax, audit and accounting support efficiently.
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Why Choose TCB?

End-to-End Tax & Review

From preparation to filing, including multi-state and consolidated returns.

Complete Audit Support

Integrated offshore assistance for your audit engagements.

Highly Trained Team

Professionals with 15+ years in U.S. accounting standards.

Quicker Communication

Dedicated, responsive offshore staff aligned with your firm’s needs.

Cost-Efficient Staffing

Staff starting as low as $20/hour, delivering high value and quality.

Personalised, Client-Centric Approach

With 30+ employees we combine global scale with a personal touch.

Testimonials
I’ve been working with TCB for the past 5 years, and they consistently deliver top-quality work. Their team is knowledgeable, professional, and communication is always seamless. I couldn’t be more satisfied with this reliable partnership!
CEO, Los Angeles, California
It has been a pleasure to work with TCB Accounting Services. Their staff are professional and capable. They treat our work with the urgency it requires and always deliver a quality product.
Partner from Nashville, Tennessee
I have had a great experience working with TCB and their tax team; they take ownership of the projects from start to finish, including detailed review of the returns. They communicate well regarding any questions on the returns and letting us know the status of each project. They also give all returns the same amount of importance, regardless of the size of the project.
Shareholder from Nashville, Tennessee
I wanted to thank you for doing a great job on this return. This was a very complicated return and you went above and beyond documenting items, which made my review so much easier (especially for the states). I wanted to take the time to tell you how grateful I am that you did the return.
Tax In charge from Birmingham, Alabama
I want to express my gratitude for a great tax season so far, we accomplished a lot and I am grateful for your help.
Head of Tax from Miami, Florida
Trusted by Global Clients
Frequently Asked Questions

We partner with U.S. accounting firms of all sizes, small boutique practices, mid-sized and large multi-state firms providing scalable offshore support in tax, audit and CAS.

Absolutely. Our offshore team integrates with your workflows, tools and quality-control processes. You retain oversight; we deliver execution.

We offer affordable staffing rates by working with a highly skilled offshore team in cost-effective locations. This helps us reduce overhead while maintaining the same quality, accuracy, and compliance you expect from a U.S.-trained accounting team.

Not sure where to begin?

Speak directly with our experts and get a free consultation tailored to your firm’s needs.
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