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Your Trusted Partner for Tax and Success Planning Solutions
Rosillo & Associates is a Miami-based Certified Public Accounting firm dedicated to providing comprehensive tax planning, accounting, and success planning services for domestic and international clients. Founded on the principle that tax planning is integral to financial security, we specialize in helping business owners navigate complex U.S. and multinational tax requirements while aligning financial strategies with long-term goals. Our team combines decades of experience with a personalized approach, offering tailored solutions for business formation, tax compliance, financial analysis, and wealth protection.

With a focus on ethical practices and client education, we serve as trusted advisors to entrepreneurs, multinational corporations, and nonprofit organizations. Our expertise extends to business valuation, forensic accounting, and international tax compliance, ensuring clients receive strategic guidance that supports both immediate needs and future growth. Located in Downtown Doral, we leverage our strategic proximity to Miami International Airport to serve a diverse client base across industries and geographies.
Services
Tax Preparation Business Valuation Success Planning International Tax Compliance Nonprofit Accounting Payroll Services Bookkeeping Corporate Formation Wealth Protection Financial Analysis
Highlights and features
  • We simplify complex tax and accounting processes for clients
  • We analyze financial performance for long-term business success
  • Our team includes multilingual CPAs with international tax expertise
  • We offer networked professional referrals for comprehensive business support
  • We specialize in U.S. tax compliance for foreign investors
Services
Tax Preparation
Our tax preparation services cover individual and corporate tax returns with specialized expertise in international tax compliance. We ensure accurate reporting of domestic and foreign assets while optimizing tax-saving opportunities. Our team stays current with evolving tax regulations to maintain compliance for clients operating across multiple jurisdictions.
Business Valuation
We provide comprehensive business valuation services using industry-standard methodologies to determine accurate business worth. Our analysis includes financial statement review, market position assessment, and asset evaluation to support mergers, acquisitions, or succession planning. The service helps business owners understand their company's market value for strategic decisions.
Success Planning
Our success planning service integrates tax strategy with long-term business and personal financial goals. We develop customized roadmaps for business growth, wealth protection, and retirement planning while considering tax implications. The service includes performance analysis and strategic recommendations for sustained financial success.
International Tax Compliance
We specialize in U.S. tax requirements for foreign investors and Americans conducting international business. Our services include tax residency determination, foreign asset reporting, and compliance with complex cross-border tax regulations. We help clients avoid penalties while maintaining proper documentation for multinational operations.
Nonprofit Accounting
Our nonprofit accounting services cover tax exemption applications, functional expense reporting, and compliance with IRS Form 990 requirements. We assist organizations with maintaining tax-exempt status while ensuring proper financial management. The service includes specialized reporting for restricted contributions and donor requirements.
People
Francisco Rosillo
Founder
Certified Public Accountant since 1976 with expertise in business valuation and forensic accounting. Author of 'Determining Value' and nationwide lecturer on financial statement audits. Established Rosillo & Associates to provide specialized tax and accounting services.
Frank Rosillo
Tax and Success Planning Specialist
Florida CPA with Masters in Taxation. Specializes in corporate taxation and U.S. tax compliance for foreigners. Trained under his father Francisco since the 1980s. Focuses on business valuation consulting and international tax strategies.
Olga Wedderburn
Senior Accountant
International tax specialist with 20+ years of experience. Handles complex U.S. tax requirements for foreign business owners. Combines technical expertise with cultural understanding to ensure compliance while maintaining client relationships through personalized service.
Questions
What tax services do you offer for international businesses?
We provide U.S. tax compliance, foreign asset reporting, and multinational tax planning for businesses operating across borders.
Can you help with business formation in Florida?
Yes, we guide clients through entity selection, tax implications, and proper business structure setup in Florida.
Do you offer accounting services for nonprofit organizations?
We specialize in nonprofit tax compliance, exemption applications, and functional expense reporting.
What is involved in your business valuation services?
Our valuation services include financial analysis, asset assessment, and market comparison for business sales or mergers.
How do you support foreign investors with U.S. tax requirements?
We help foreign investors navigate complex U.S. tax laws, reporting obligations, and compliance strategies.
What sets your firm apart from other accounting practices?
Our multilingual team combines CPA expertise with international tax specialization and personalized client service.
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