About Miami Tax & Tech | U.S. Tax Planning & Advisory
Learn how Miami Tax & Tech helps business owners, investors, and international clients with U.S. tax planning, real estate tax strategies, international structuring, and tax compliance.
Our Services
Structured Tax Advisory Across Five Disciplines
Each service available in your language, tailored for your market, delivered with Big Four quality and boutique attention.
U.S. Tax Planning
Strategic federal and state tax planning for high-income individuals, business owners, and investors. Minimize liabilities while maximizing wealth preservation.
Learn More
Tax Compliance
Preparation and support for U.S. tax compliance obligations. Accurate filings, secure client data exchange, efficient and secure communication.
Learn More
Cost Segregation
Support for real estate investors and business owners evaluating cost segregation opportunities, depreciation planning, and related U.S. tax benefits.
Learn More
Foreign Investors in the U.S.
Cross-border tax planning and entity structuring for investors entering or expanding in the U.S. FIRPTA, treaty benefits, and more.
Learn More
Accounting & Support
We use secure digital workflows to make tax advisory and compliance work more convenient, organized, and transparent for clients.
Learn More
Who we work with
Built for Complexity, Not Simplicity
Miami Tax & Tech is structured for clients whose financial situations demand more than a standard CPA practice can offer.
High-Net-Worth Individuals
Multi-state income, investment portfolios, foreign accounts, and complex filing situations requiring specialist oversight.
Family Business Owners
Multi-entity structures, inter-generational wealth planning, succession considerations, and coordinated compliance.
Real Estate Investors
U.S. and Miami-based residential and commercial property portfolios. Cost segregation and entity structuring.
International Investors
Clients entering the U.S. market from Latin America, Eastern Europe, China, Canada — requiring cross-border expertise.
Global Reach
We Serve Clients Across Borders
Our clients are based around the world — and so is our expertise. From Latin America to Eastern Europe, China, Canada, and beyond, we provide U.S. tax advisory and compliance services to international investors, business owners, and high-net-worth individuals navigating the complexities of the U.S. tax system.
U.S. / Canada
ENFull-service domestic tax planning and compliance for Florida residents and U.S./Canada based businesses.
Latin America
ESFor Spanish-speaking investors and families who need U.S. real estate tax planning explained clearly.
Eastern Europe
RUFor Russian-speaking clients who need practical U.S. tax planning and cross-border coordination.
China/Asia
ZHFor Chinese-speaking investors who need U.S. tax advisory with culturally accessible support.
Secure digital Client experience
Secure, Paperless, Accessible Anywhere
A cloud-based, professionally organized practice. Every client interaction — from booking to document exchange to payment — is handled through secure, trusted platforms.
Book a Consultation
Schedule a direct call with Oleg to discuss your tax situation — brief intake for a productive meeting.
Schedule
Leadership
Recognised Professionals, Real Credentials
No anonymous rotating staff. Every client works with qualified, credentialed professionals — and directly with the founder.
Oleg Shmal
Founder & Managing Director
Oleg Shmal is the founder and manager of Miami Tax & Tech LLC. He is a U.S. Enrolled Agent with more than 25 years of tax, Big Four advisory, government, and technology experience across the United States, Europe, and the Middle East.
Before founding Miami Tax & Tech, Oleg held senior tax leadership roles at KPMG and PwC and previously served in tax authority leadership and controversy roles. His background combines tax planning, tax controversy, tax automation, cross-border advisory, tax policy, and tax practice development.
Learn more
Alejandro Andraca
Advocate . Mexico
Alejandro Andraca supports selected Mexico and Latin America matters as an independent senior regional advisor.
Learn More
Yan He
Associate Professor · China
Yan He supports selected China and Asia-connected matters as an independent senior regional advisor.
Learn More
Ulyana Danileyko
TAX PROFESSIONAL · CANADA
Independent senior regional advisor on selected matters involving Canada and U.S.–Canada cross-border taxation.
Learn More
Anastasiia Serhienko
LAWYER · UKRAINE
Independent senior regional advisor on selected matters involving investments of Ukrainian into the USA.
Learn moreTestimonials
What Our Clients Say
Trusted by high-net-worth individuals, business owners, and international investors worldwide.
“Oleg’s expertise in international tax structuring saved us hundreds of thousands of dollars. His direct involvement and deep knowledge of both U.S. and cross-border taxation is unmatched. Highly recommend for complex situations.“
“Finally, a tax advisor who understands the complexities of doing business across multiple jurisdictions. The cost segregation study identified significant deductions we didn’t know existed. Professional, responsive, and results-driven.“
Blog/Video Insights
Latest Insights
Keep Reading
Filing on Time Is Not the Same as Filing Smart: Common U.S. Tax Compliance Mistakes
Filing on time is only one part of compliance. Small reporting errors, missing elections, and poorly coordinated information can create larger problems for business owners and international taxpayers.
U.S. Tax Planning for International Founders Moving to Florida
Relocating to Florida does not erase prior tax complexity. International founders need a coordinated plan for residency, business income, foreign accounts, and the transition into the U.S. tax system.Relocating to Florida does not erase prior tax complexity. International founders need a coordinated plan for residency, business income, foreign accounts, and the transition into the U.S. […]