
Charles Buck
US LLC Formation and EIN Expert for Non Residents and Online Businesses
Skills

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Werkervaring
Business Registration & LLC Formation Specialist
Upwork • Freelance
Feb 2026 - Apr 2026 • 2 mos
Helping entrepreneurs and online business owners establish compliant US businesses with professional LLC formation and tax setup services. Responsibilities & Achievements: Assisted clients with US LLC formation and EIN registration Supported non-US residents in starting compliant US businesses Helped eCommerce sellers structure Amazon FBA and Shopify businesses Guided clients through BOI filing and business compliance requirements Assisted with S Corp tax election and startup documentation Delivered professional customer support with fast response times