Top Accounting Startups in 2026

At CaseWare, we develop cutting-edge software solutions for accounting firms, corporations and governments. We continually work to produce a stream of successful product improvements, innovations, adaptations, and extensions that will change the future of audit, financial reporting and data analytics. Our CaseWare Working Papers, IDEA, and Cloud platforms are using artificial intelligence and machine learning to change the way we think about and work with data. The result: measurable returns on efficiency, quality, and value for firms and their clients. Leading the industry of over 30 years, more than 500,000 users in 130 countries and 16 languages use CaseWare Solutions. caseware.com

Attivo Partners is a full stack finance and accounting firm located in San Francisco, California. We provide our emerging growth clients with interim CFO, accounting and finance services across industries and at all stages of early growth – from zero to $50M in revenue.

World's first AI Accountant to keep books, file taxes and manage compliance

Who is CFGI? An invaluable extension of your corporate finance team. Today’s rapidly changing operational and regulatory environment presents a unique set of challenges for CFOs, controllers and their teams. The need to adapt to uncertainty and complexity can strain limited resources. This can also present significant – and often costly – challenges when required skill sets, experience and operational expertise are not available. Founded in 2000 by former Big 4 professionals, CFGI is an established industry leader with the resources to successfully navigate today’s complex accounting, reporting, tax and compliance landscape. An assemblage of top-flight professionals with in-depth public accounting expertise, CFGI is able to fulfill a variety of client needs without the restrictions of auditor independence. With a foundation of knowledge amassed while serving a variety of industries, CFGI is able to guide companies through a wide range of routine and complex business scenarios. The resulting partnership is an innovative resource with the power to address your most crucial accounting, finance and operational challenges. By partnering with CFGI, you gain access to a full-service financial consulting and corporate finance resource. With a solid foundation of operational and technical expertise, our well-rounded team is ready to deliver the requisite services and support to achieve your goals quickly, efficiently and effectively. - Accounting Advisory - Transaction Advisory Services - Private Equity - Risk Advisory - Valuations - Finance Transformation - Tax Consulting and Compliance - Interim Management

High growth investor backed startups needing a finance team

Brands that Empower Business Owners - Cultivate Advisors: A business advisory firm that partners past successful entrepreneurs and hungry business owners in a 1:1 environment to accelerate their enterprise value & propel their businesses beyond expectations. Petra Coach: A coaching practice that facilitates quarterly planning sessions with executive teams to build a world-class performance culture that will drive accountability & execution for low to mid-market organizations. Breakwater Accounting: An accounting firm providing bookkeeping, payroll, AR, AP, and controller services that will give both for-profit and non-profits peace of mind when having their financials outsourced. Propel Your Business: An innovative platform that enables stand-alone coaches to drive results with their clients.

Finanshels is a premier financial services provider specializing in bookkeeping, tax preparation, and CFO services primarily for startups and small businesses. The mission is to provide tailored financial solutions that empower businesses to thrive. The vision is to be the leading financial ally for startups and small businesses, fostering economic growth and financial literacy. The core values revolve around customer-centricity, excellence, integrity, innovation, and teamwork.

We build custom software and everything that supports it—specializing in mobile apps, web experiences, user experience design, and business analytics.     We're a down-to-earth team of engineers, designers, and strategists. And together, we've built a company that’s scaled incredible heights—where bonds run much deeper than work.     Wipfli Digital Engineer Quote: Wipfli Digital offers the opportunity to work with so many different technologies. No one project or client is the same. As a result, you get to work with numerous frameworks, languages, and tools throughout the year. I really enjoy the fact that I get to learn something new every day I come into work.

With Wholesail, we’re helping people run their businesses better by building a modern platform for wholesalers to transact with each other, so they can focus on building stronger relationships and not on tedious tasks. We want to play a similar role for wholesale suppliers and their buyers to what Square has done for physical retail merchants. To do this, we are developing a payment platform and portfolio of products for users in finance, sales and operational roles to modernize antiquated business processes and become a core part of our customers’ daily operations. Our first product is an electronic invoicing and payment portal for wholesale sellers in the $1T US food and beverage industry that allows them to get paid faster and decrease losses.