


Built for Fighters. Trusted by Everyone.
I’m Khortni Foster, owner of Knockout Tax & Bookkeeping and a world champion bare-knuckle fighter. I bring the same focus and determination to helping you understand your numbers and feel confident about your finances.


Services

Bookkeeping Services
Clean books. Clear numbers. Better decisions
We provide accurate, ongoing bookkeeping for fighters, entrepreneurs, and small business owners. From tracking income and expenses to maintaining organized financial records, we help you stay prepared for taxes and confident in your business finances.
Best for:
•Gym owners
•Fighters & coaches
•Small business owners
•Independent contractors

Reliable tax filing with strategy and accuracy.
We prepare and file personal and business tax returns with a focus on compliance and efficiency. Whether you have W-2 income, 1099 income, fight purses, or small business earnings, we ensure your return is accurate and submitted on time.
Tax services include:
• Individual tax returns
• Self-employed & small business tax filing
• Multi-income and non-traditional income situations
*Authorized IRS e-file Provider*
*Electronic Return Originator (ERO), Transmitter*
Tax Preparation
Notary Services
Professional, convenient notarization.
We offer notary services for personal, business, and legal documents, providing a reliable and straightforward experience when you need documents notarized correctly and efficiently.
*Mobile notary services available upon request
Meet Your Team
Real people in your corner. We combine personalized tax and bookkeeping support with clear communication and an organized, welcoming client experience.

Khortni Foster
Owner | Tax & Bookkeeping
Khortni is the owner of Knockout Tax & Bookkeeping and a world champion bare-knuckle fighter. She helps individuals, self-employed professionals, and small businesses stay organized and understand their numbers. Her approach combines focus, clear explanations, and judgment-free support, with a special understanding of fighters, coaches, gyms, and small businesses.
Melissa Kilzer
Client Support & Administration
Melissa supports the behind-the-scenes organization that helps our clients get started and stay on track. She assists with onboarding, document requests, engagement letters, and client communication. Working alongside Khortni, she helps keep the process moving so you know what is needed and what comes next.
Clients We’re Proud to Work With

Let’s Take the Stress Out of Your Finances
Book a free 15-minute call
Then get personalized tax or bookkeeping support.
Frequently Asked Questions
Can we work together remotely?
Yes. We are based in Parker, Colorado, and can work with you remotely. Start with a free 15-minute call to discuss your needs.
What documents will I need?
Your prior-year return, income forms, and records of relevant expenses are a helpful start. We will provide a personalized document list for your situation.
Can you help with prior-year returns or bookkeeping cleanup?
Yes. We can review unfiled returns and disorganized books, then outline the work needed to get you back on track.
How does pricing work?
Pricing depends on the complexity of your return or bookkeeping needs. We discuss the scope and fees before starting work.
How do I securely send documents?
Contact our team for secure document-sharing instructions. Please do not send Social Security numbers or tax documents through the website contact form or regular email.
