As cross-border income, foreign property, equity compensation, and offshore accounts become more common, international tax compliance and planning can be challenging. Boston-area international tax accountants help individuals and businesses navigate U.S. and foreign tax rules, IRS disclosure obligations, and treaty benefits. This guide highlights five top firms, compares their offerings, and offers actionable insights for choosing the right advisor.
Comparison Table
| Firm | Map & Directions | Fees | Experience |
|---|---|---|---|
| 🔗 Barnes Dennig LLP | 🚗 Barnes Dennig map | 💲 Mid‑large firm rates (project‑based or hourly) | 💼 Decades of corporate & international tax experience |
| 🔗 FJVTax (Fitzpatrick Johnson & Co.) | 🚗 FJVTax map | 💲 Professional‑firm pricing, planning packages | 💼 ~25+ years handling international advisory |
| 🔗 DukhonTax & Accounting LLC | 🚗 DukhonTax map | 💲 Mid‑range bundled packages with cross‑border focus | 💼 Founded 2011, experience with individual international clients |
| 🔗 LGA LLP | 🚗 LGA map | 💲 Moderate‑premium rates for inbound/outbound clients | 💼 Regional firm with strong global tax structuring |
| 🔗 Thorn Law Group | 🚗 Thorn Law map | 💲 Premium legal‑tax advisory including offshore disclosure | 💼 Attorneys with 80+ years combined experience |
Firm Profiles
🔗 Barnes Dennig LLP
🚗 Map and Driving Directions
Fees: Mid- to large‑firm project-based or hourly rates for international tax structuring and compliance
Experience: Decades of advising Massachusetts companies and individuals on inbound and outbound international tax issues (Baker Newman Noyes, Aviaan, jmcostello.com, fjvtax.com, Wikipedia, Dukhon, fjvtax.com, LGA, boston-tax-lawyer.com, Tax Attorney USA)
Specialties:
✔️ Tax treaty utilization, foreign tax credits & transfer pricing
✔️ Inbound/outbound entity structuring (IC‑DISC, repatriation strategies)
✔️ Foreign income, currency reporting, and disclosure
✔️ Assurance services tied to international operations
Areas Served: Boston-area individuals and companies with global operations
Additional: Clients commend the firm for blending deep technical expertise with personalized attention (Barnes Dennig, George R. Baxendale CPA Inc.)
🔗 FJVTax (Fitzpatrick Johnson & Co.)
🚗 Map and Driving Directions
Fees: Professional-firm pricing based on scope; packages for international compliance and planning (fjvtax.com, fjvtax.com)
Experience: Over 25 years providing global tax advisory and planning services (fjvtax.com, fjvtax.com)
Specialties:
✔️ Cross-border individual & corporate structuring
✔️ U.S. income tax and FBAR/FATCA compliance
✔️ Transfer pricing and entity optimization
✔️ Proprietary analytical tools for tax performance comparison
Areas Served: U.S. and international clients with global investment or operations
Additional: Known for thought leadership and strategic advisory beyond basic compliance (fjvtax.com, Tax Attorney USA, fjvtax.com, Barnes Dennig)
🔗 DukhonTax & Accounting LLC
🚗 Map and Driving Directions
Fees: Mid‑range fixed and bundled packages that include international planning and filing (Dukhon)
Experience: Founded in 2011; strong expertise in international reporting for individuals (Dukhon)
Specialties:
✔️ Individual expatriate tax preparation, rental and self-employment income
✔️ FBAR/FinCEN reporting and foreign income disclosures
✔️ Virtual advisory and year-round international planning
Areas Served: Boston, MA and remote clients nationwide
Additional: Emphasizes modern workflows and secure client portal support (fjvtax.com, jmcostello.com)
🔗 LGA LLP
🚗 Map and Driving Directions
Fees: Moderate to premium hourly/project rates for international and global mobility clients (LGA)
Experience: Regional firm with deep experience in international structuring and inbound/outbound compliance (LGA)
Specialties:
✔️ U.S. establishment services for foreign parent companies
✔️ Mobility and expatriate payroll and tax compliance
✔️ Transfer pricing and cross‑border entity planning
✔️ Reporting related to foreign owner structures, global mobility policies
Areas Served: Boston region, international companies expanding to/from U.S.
Additional: Recognized for practical solutions tailored to global employer and employee needs (LGA)
🔗 Thorn Law Group
🚗 Map and Driving Directions
Fees: Legal‑tax advisory rates reflective of complex offshore and disclosure work (boston-tax-lawyer.com)
Experience: Attorneys with more than 80 years combined litigation and disclosure representation experience (boston-tax-lawyer.com, boston-tax-lawyer.com)
Specialties:
✔️ IRS offshore voluntary disclosure (FATCA, FBAR) and litigation defense
✔️ International tax controversies and bank/account disputes
✔️ Subpart F, residency source issues, anti-money-laundering compliance
✔️ Executive compensation matters with international components
Areas Served: Individuals and entities worldwide facing IRS offshore scrutiny
Additional: Known for representation of complex disclosures and high-stakes tax litigation (boston-tax-lawyer.com, boston-tax-lawyer.com, Tax Attorney USA)
🗣️ Client & Community Mentions
“John Schachter & Associates was recommended as one of Yelp’s Top International Tax Accountants in Boston.”
“Dimov Tax Specialists and David Miller CPA are frequently ranked among the best for international tax in Boston.” (yelp.com)
While focused more broadly on Boston international accountants, community feedback places Barnes Dennig, DukhonTax, and Thorn Law Group among top-tier choices for cross-border compliance and U.S. disclosure support.
📈 Industry Context
International tax advisory is both highly specialized and increasingly critical for individuals and businesses. U.S. citizens, residents, and entities must report foreign account holdings (e.g. FBAR/FinCEN Form 114), income from abroad, equity compensation granted by foreign employers, and multi-jurisdictional rental or investment returns. Corporate clients face transfer pricing, tax treaty optimization, and global structuring requirements. Recent U.S. rules like BEPS, GILTI, FDII, and anti-base erosion rules amplify complexity. Professional credentialing (CPA, EA, or Board-Certified Tax Attorney) and membership in global networks (e.g. BDO, HLB, AICPA) are strong indicators of a firm’s competence (Barnes Dennig).
✅ Tips Before You Hire
- Ensure credentials – Select CPAs, EAs, or Tax Attorneys experienced in international compliance, FBAR, FATCA, and treaty analysis.
- Understand fee structure – International filings involve multiple forms; ask for clear project or bundled estimates.
- Confirm representation ability – Especially critical if facing voluntary disclosure or IRS audits.
- Check firm specialties – Some firms focus on corporate structuring, others on individual expatriates or disclosure.
- Verify global networks or affiliations – Useful for clients with foreign entities or U.S. presence.
- Assess technology support – Secure portals, encrypted document exchange, and virtual advisory capabilities matter.
- Look for proactive planning – Choose firms offering year-round advice, not just tax-season filing.
🚀 Recommended Next Steps
- Visit each firm’s website to explore services and expertise in international tax.
- Arrange preliminary consultations to discuss your situation—e.g. foreign accounts, equity, business structure.
- Request fee estimates and outline expected filings (e.g. Forms 5471, 3520-A, 114, 1040NR).
- Clarify availability for legal-tax support in case of audits or complex disclosures.
- Compare responsiveness, specialization, and compatibility before signing an engagement letter.
☝️ Final Thoughts
Here’s a brief look at the top firms and their standout strengths:
- Barnes Dennig LLP – Best for trusted structuring, transfer pricing, and international compliance across corporate and individual clients.
- FJVTax (Fitzpatrick Johnson & Co.) – Ideal for strategic advisory, performance analytics, and cross-border planning for businesses and individuals.
- DukhonTax & Accounting LLC – Excellent choice for individual expatriates or remote clients seeking bundled international tax packages.
- LGA LLP – Strong regional firm for global mobility, inbound/outbound company setup, and cross-border payroll planning.
- Thorn Law Group – Go‑to legal tax specialists for offshore disclosure, IRS litigation, and high-stakes international tax compliance.
We encourage you to request multiple quotes, discuss your specific cross-border requirements, and choose a firm whose expertise aligns with your international tax needs. A tailored advisor not only ensures compliance, but can significantly reduce risks and tax liabilities.