Tax Planning & Deadlines
2026 Section 179 Limits: A Practitioner's Guide
2026 Section 179 limits: $2,560,000 maximum, $4,090,000 phase-out and $32,000 SUV cap, with IRS citations and a worked example.
Andrew Sedlacek, CPA
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.
Tax Planning & Deadlines
The QBI deduction, explained: who qualifies, how to calculate it, and what changed under the OBBBA
What the QBI deduction is, who qualifies, how to calculate it, and the 2026 thresholds, phase-in ranges, and $400 minimum deduction under the OBBBA.
Practice Management
How to Grow Past Taking Every Client
Finding a niche in accounting is how a firm grows up: shed the 80/20 dead weight, specialize, and move to advisory.
Practice Management
How to Start Your Own Accounting Firm: From Entity to First Clients
How to start your own accounting firm: entity, licensing, IRS registrations, tech stack, and first clients, in order.
Practice Management
Leaving Public Accounting to Start Your Own Firm: How to Know You're Ready
Leaving public accounting to start your own firm? The runway math, the honest risks, and how to know if you're ready to leap.
AI Adoption
Prompting AI for Tax Research: From Weak Prompts to Best Prompts
A prompt engineering playbook for prompting AI for tax research, with weak vs. best prompt comparisons for the tasks you run most.