Accounting and Bookkeeping Services for Startups

We've got your back (office)

airCFO provides ongoing accounting and bookkeeping services for startups who are growth-focused, revenue-generating and/or venture-backed. From seed stage to exit airCFO has you covered.

We've worked with hundreds of high-growth companies over 10 years, acting as their back-office function until they are ready to hire an in-house team.

Looking to outsource your company Accounting functions to a reliable, experienced team of professionals? Look no further.

Featured image Accounting and Bookkeeping Services for Startups

How We Help Startups With
Accounting & Bookkeeping

From cleaning up your historical books to integrating and mapping software that meets your specific accounting needs, our bookkeepers, accountants, and controllers create a best-in-class back office with minimal oversight and maximum efficiency for your startup.

Month-End Close Reporting and Tools

Our month-end accounting work culminates in a financial package that includes all the standard financial statements in addition to unique modules that help you make data-driven decisions to support the future of your business

Scheduled Check-Ins and Async Support

We offer unlimited async support to help with quick questions related to your books, your growth plan, your payroll processes and more. Regular check-ins keep us aligned and gather the insight we need to serve as your trusted advisor

System and Workflow Diagnostic

Our diagnostic helps you understand where all the different systems and workflows in your accounting and finance department stand relative to your peers, and what you need to do to improve. We'll even help you implement them

Balance Sheet Schedule Maintenance

We set every client up with our proprietary accounting schedule warehouse and we keep these schedules continually up-to-date

Vendor Management Support

We manage and store your vendor data, including W-9s. We’ll also manage the sync to your accounting system, and be available for ad hoc system-related support requests

Financial Statement Review

Our airCFO team will conduct a periodic review of your financials to examine the completeness and accuracy of your historical books

Accounts Payable

We ensure that your bills are routed for payment in a timely manner and your accounting and accounts payable softwares stay aligned throughout the month

Transaction Mapping

Mid-month transaction mapping enables us to report on your month-to-date progress against plan and give more granular insight into performance & trends while you still have time to course correct

Custom Reporting

At your request, your airCFO team can help build and maintain customized views in your month-end report to fit your unique needs

Something you don't see? Let us know, we often scope out ad hoc projects for our clients!


Accurate Bookkeeping, Delivered Monthly.

airCFO’s Accounting Team includes experienced CPAs, MBAs, and other experienced startup accounting professionals to work alongside you and your team to create a lightweight, scalable back office that helps you operate with a high level of confidence. Just imagine:

Monthly financial statements delivered straight to your inbox
On-time vendor payments, accurate payroll, and payroll taxes
Accurate revenue recognition, including reporting around accounts receivable
And many other key deliverables you don't even know you need yet!

You're a good fit for airCFO if...

You've Raised Venture Capital or Have Traction

Most of our clients have raised at least $1MM or are generating over $500k ARR.

Your Company is a 
US-Based C-Corp

The majority of the companies we work with are Delaware C-Corp entities, or are planning on becoming one.

You Want a Professional, Integrated Solution

We work with clients on an ongoing basis and act as an extension of your team.

Let's chat about your accounting and bookkeeping needs!

Schedule Your Discovery Call Today

We're looking forward to hearing more about your company!

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See What Our Other Clients Have to Say

Interested in Accounting, Fractional CFO, People Operations, or Tax Services for your Startup?

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Frequently Asked Questions

Q. What makes airCFO different?

Startup Experience: We have over 10 years of experience working with startups, so we know what it takes to help them succeed. We have a proven track record of providing our clients with the financial support they need to grow their businesses.

Startup Professionals: Our team is made up of experienced accountants, financial analysts, and tax experts who are passionate about helping startups succeed. We understand the unique challenges that startups face and we are committed to providing them with the personalized support they need.

Software Expertise: We know the best fintech software for startups and we can help you choose the right software for your needs. We can also help you integrate your software so that you can get the most out of it. Learn more about our software selection process here.

Tech-enabled: We use cutting-edge technology to automate tasks and streamline our processes. This frees up our time so that we can focus on providing you with the best possible service. Learn more about our tech-enabled client deliverables here.

Q. How long has airCFO been providing services to startups?

Since 2013: We have been providing services to startups since 2013. In that time, we have supported over 350 startups through their early years and beyond. Our goal is to help startups achieve their goals, whether that is acquisition, exit, or continued growth.

Q. What industries have you worked with?

Most tech industries: We have worked with startups in most tech industries, including business services, information technology, finance technology, health and bio-tech, real estate, construction, hospitality, and aerospace technology. We are always looking to expand our knowledge and expertise in new industries, so if you have a startup in a different industry, please reach out to us.

Q. How are your contracts structured?

Month-to-month with no long-term commitments: Our contracts are month-to-month, so you can cancel at any time without penalty. This gives you the flexibility to adjust your services as your needs change.

We put the work on us to continuously add value: We believe that the best way to keep our clients happy is to consistently deliver value. That's why we have a month-to-month contract structure. It motivates us to keep working hard to earn your business.

Q. Have more questions but not ready to schedule a call?

Explore our comprehensive FAQ page for the answers you seek here.

Supporting Founders from Day 1

Our Core Services

Accounting and finance management shown by money management


Essential services, from day-to-day expense management to expert financial statement preparation.

Fractional CFO Services Broken Down by Needs

Fractional CFO Services

Critical insights to fuel momentum, including cash flow projections, budgeting, modeling, and more.

People Operations represented thought teamwork

People Operations

Ongoing people advisory and support for growth-focused start-ups who want to establish a solid foundation and strategy.

Tax services being completed online


Navigating complex tax laws and IRS guidance keeping you in compliance, minimize taxes, and capture credits.

aircfo financial services for startups white logo

About air CFO

airCFO is so much more than an accounting firm; we pride ourselves on helping startups succeed. Our proprietary tech tools and dedicated team of finance, accounting, and people ops experts deliver optimized services tailored to each company’s unique needs. We partner with founders to demystify complex issues, steering startups clear of roadblocks from their Day 1 through to exit. Unlike siloed software tools or disjointed independent contractors, airCFO offers integrated specialized support and true finance leadership. Our hands-on approach means we rapidly add value as strategic advisors who understand the startup journey. Inside 200+ of the world’s top startups, airCFO takes care of the back office so founders can focus on driving growth.

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