Scalable startup bookkeeping that grows with you
Get the bookkeeping, tax prep, and accounting expertise every startup founder needs.
Just a few of the startups we have helped over the years
We know startups—because we’ve been one
Get clarity on the health of your business—and presentable books you can confidently share with investors, lenders, or landlords.
You’ll get a dedicated finance expert
With Numinor, you get an advisor who knows your startup business and growth stage. We’ll help set up your full finance stack for scale, including preferred cash–sweep accounts, payroll, and expense management. We’re your partner.
Accurate books, every month
We connect directly with your tools (QuickBooks, Gusto, Expensify, and more) and double-check everything. Our software auto-categorizes and flags issues, and your finance expert reviews every set of books before they go out. The result? Financials you can trust—and zero guesswork.
What our customers are saying
“Scaling our business would not have been possible without the strategic advice we received from Numinor. Their accounting and financial guidance were key to our successful expansion!”
- Catherine
“I can't recommend Numinor enough for their outstanding tax services. They were thorough, patient, and made a complex process feel incredibly simple.”
- Lindsay
“Amazing and friendly team. Very efficient service. The staff is always ready to help with any questions or concerns.”
- Bella
Startup finance experts
Whether you're bootstrapping or backed by VCs, Numinor supports startups at every stage. We handle your books, tax, and CFO needs—so you can focus on building, not back-office work.
AI & SaaS Startups
Health Tech
Consumer & DTC
Fintech
Whether you're landing your first deal or preparing to exit—Numinor works for your startup.
If you have the ambition to build, we have the expertise and team to support.
Growth scenarios we support:
These complex questions require expertise that the average bookkeeping firm can’t provide. We've helped 1,000s of startups navigate everything from raising capital to valuations to international expansion.
Three ways to get the back office support your startup needs.
Solve this now
Let's discuss your specific growth challenges and financial strategy. Get clarity on cash flow, hiring decisions, and scaling complexity.
Explore Numinor’s approach
Let's discuss your specific growth challenges and financial strategy. Get clarity on cash flow, hiring decisions, and scaling complexity.
Begin your growth journey
We work with startups and growth-minded business owners who are just getting started.
Whether you need immediate support, want to explore our approach, or you're early-stage but growth-focused—there's a path that works for you.
Every conversation starts with understanding your business goals.