About me
Meet Mihajlo Kostic
Direct, dependable bookkeeping from someone who knows your books.

A personal approach
Your books never get passed down the line.
Hi, I'm Mihajlo, the founder of Kostic Bookkeeping. I started this business to give small business owners bookkeeping they can actually rely on: accurate, organized, and easy to understand, without the back-and-forth. I work directly with every client myself, so nothing gets lost between you and your books.
About the Company
Kostic Bookkeeping provides monthly bookkeeping, cleanup, and QuickBooks consulting for small businesses, serving clients both locally in Metro Detroit and remotely across the country.
Credentials
Certified and current.



Education
A strong foundation in accounting.
Associate of Business Administration — Accounting
Macomb Community College
Magna Cum Laude · December 2023
Bachelor of Accountancy
Walsh College
Magna Cum Laude · June 2025
Core values
What guides the work.
Accuracy
Details are reviewed carefully, so your reports reflect what is actually happening.
Structure
Clean systems and consistent processes keep your books useful month after month.
Communication
Plain-language updates and dependable replies keep you informed without the chase.
Kostic Bookkeeping provides bookkeeping services only. We do not provide tax preparation or audit services.
Let’s get your books in order
Ready for numbers you can trust?
Reach out for a straightforward conversation about where your books stand and what you need next.
