Andrew Sedlacek, CPA

Andrew began his accounting career at a local firm in Bend, OR, moving his way up to Deloitte's tax team in Guam before founding OGCPA in 2019. He previously served as founding CPA at a leading AI tax startup in San Francisco. Today he also serves as the tax subject matter expert for Marble working directly with the Product and Engineering team.

State and Local Taxes

How Are Remote Workers Taxed? Your 2026 Guide Remote workers may owe state taxes in multiple jurisdictions based on where they physically work, where they live, and where their employer is located, but credits and reciprocity agreements generally prevent true double taxation.

OBBBA

State OBBBA Conformity Status: 2026 Compliance Guide A state-by-state guide to how different states are handling conformity with the One Big Beautiful Bill Act's federal tax changes, covering which states automatically adopted the new rules, which have decoupled from specific provisions, and how tax professionals should manage multi-state compliance.

OBBBA

New Section 174A R&E Expensing Rules for 2026 Explained Section 174A restores immediate expensing for domestic R&E costs starting in 2025. Here's what qualifies, how the transition rules work, and what it means for your clients' tax planning.