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Sinclair A
@sinclair_a1
IRS Certified Business and Tax Expert
United States
English, Spanish
About me
Most business owners struggle with U.S. LLC setup, tax compliance errors, low response rates, and poor online reputation. As an IRS-certified tax professional (AFSP), I provide clear, done-for-you solutions that save time and prevent costly mistakes. I help you register your U.S. business, file sales tax correctly, win contracts, write high-converting emails, and rebuild digital trust. Reliable, accurate, and results-driven. Message me to get started.
Skills
Sinclair A
Offline •
Average response time: 2 hours
See my services
Translation
I will provide certified translation from spanish to english with notary service
Tax Setup & EIN Application
I will register us llc, s corp, b corp, partnership, sole proprietorship, nonprofit
Portfolio
Work experience
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U.S. Business & Tax Consultant
Fiverr • Freelance
Apr 2018 - Present • 8 yrs 4 mos
Helped clients register U.S. LLCs, S-Corps, and nonprofits across multiple states. Assisted with sales tax permits and accurate filings, reducing penalties and compliance issues. Supported businesses with government contract opportunities and proposal writing. Created high-converting business emails and legal documents. Also helped clients repair online reputation and rebuild brand trust, improving credibility and customer engagement.
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