Our Mission
We believe that accurate quarterly tax estimates shouldn't require expensive software or complicated spreadsheets. Simple Estimates provides professional-grade accuracy using IRS-approved methods in a clean, intuitive interface that anyone can use with confidence.
Meet Our Team
Steven Wu, CPA
Founder & Lead Tax Strategist
Steven is a licensed CPA who specializes in helping businesses navigate complex tax situations. He spent years at PwC, a "Big 4" accounting firm, before becoming Head of Tax at a multi-billion dollar fintech company. Steven founded Simple Estimates to bring enterprise level tax software to small businesses and accounting firms at an affordable price.
Firm: TSW Core P.C. - CA Registered Accountancy Corporation
Certifications: Licensed CPA
Experience: PwC Big 4, Tax Director Fintech Corporation
Specialties: Tax Planning, Strategic Financial Advising, International Taxation
Website: tswcore.com
LinkedIn: linkedin.com/in/thestevenwu
Shiang Lin
Co-Founder & Lead Engineer
Shiang is a quantitative engineer with extensive experience developing algorithms and models for financial markets. He leads the development of Simple Estimates' technical infrastructure and core tax engine.
Firm: Lin Partnership LP
Certifications: Series 65
Experience: SpaceX Data Engineer, Portfolio Manager
Specialties: Financial Algorithm Development, Data Engineering, Market Modeling
Website: thelinfund.com
LinkedIn: linkedin.com/in/shianglin
Why Choose Simple Estimates?
✅ IRS-Approved Methods
We use only official IRS safe harbor and annualized income methods to ensure penalty protection.
✅ Professional Accuracy
Built by experienced CPAs and EAs who understand complex tax scenarios and penalty rules.
✅ Comprehensive Coverage
Handles complex income including passive activities, self-employment, investments, and rentals.
✅ Real-Time Calculations
See your quarterly payment amount update instantly as you enter your income information.
✅ Penalty Risk Assessment
Get clear guidance on your penalty risk level and steps to maintain compliance.
✅ Always Up-to-Date
Tax brackets, thresholds, and rates are automatically updated for the current tax year.
Have Questions?
While Simple Estimates is designed to be intuitive, we understand that tax situations can be complex. Our team is here to help if you need guidance on using the calculator or interpreting your results.