Best Startup Accountant
Best Startup Accountant for Founders & Scale-Ups
Accountancy Cloud is widely recognised as one of the UK’s best startup accountants, trusted by 150+ founders. We specialise in early-stage and high-growth businesses, supporting clients who’ve raised over £500m+ in funding.
If you’re searching for the best startup accountant, you need more than compliance, you need a partner who understands fundraising, SaaS metrics, and growth strategy.
Let's sort your finances.
How it works
It’s simple. Contact us, and one of our specialists will get in touch with you. You’ll have a 30 min consultation free of charge.
We'll prepare a proposal to suit your budget and if you sign up you'll be matched to a certified accountant.
You’ll never miss a tax deadline again. Once you are onboard, we keep you tax ready and on top of your business.
Who is the best startup accountant in the UK?
Accountancy Cloud is consistently named among the UK’s best startup accountants.
We work exclusively with startups and scale-ups, providing SEIS/EIS expertise, R&D claims, and investor-ready financials.
Trusted by 150+ founders, our clients have raised over £500m and scaled with confidence.
Our niche focus and proven results make us the go-to choice for ambitious, venture-backed businesses.
Why Founders Choose Accountancy Cloud
- Startup Specialists – we focus exclusively on early-stage and high-growth companies.
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Investor-Ready Reporting – SEIS/EIS, EMI, board packs, management accounts, and cashflow forecasting.
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CFO Support On Demand – access strategic finance without the full-time cost.
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Seamless Tech – Xero, and our own Accountancy Cloud platform for real-time visibility.
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Recognised Partners – trusted by Techstars, Barclays Eagle Labs, Google Cloud, and Xero.
Working with the world's fastest growing brands
Accountancy Cloud helps us to hire quickly, they consistently provide affordable essential accountancy services and they’ve supported our R&D tax credit application every year successfully!
TAC has been a responsive and high quality accounting partner who truly understand the needs of startups, from the day to day to more strategic advice
Great experience working with AC's professional and knowledgeable team!
The Accountancy Cloud has allowed me to focus on what I actually love doing. The people are very friendly, easy to contact, and super helpful.
Accountancy Cloud has been instrumental in helping MeasureMatch scale. From support with integrating our software tools through to endless reconciliation patience, they are there for us every step of the way.
I was impressed by Accountancy Cloud’s focus on startups and the hurdles we would face. They understood this was our first venture and were ready to offer their full support.
Having AC take care of all our accounting has meant we’ve been able to focus more time on launching our first product and growing the business.
We’re finally able to make business decisions based on forecast cashflow and the financial health of our business. Their communication with our team has been extremely proactive, it feels like we have a CFO in-house with the service they’ve provided.
Who we help
As startup accountants, we can help every startup business with accounting and tax needs.
Your startup finance partner of choice for over 11 years
- Pre-seed & Seed Startups – setting up, SEIS/EIS, managing early runway.
- Venture-Backed Companies – building robust finance functions for Series A–C.
- SaaS & Tech Founders – metrics, MRR reporting, and scalable systems.
- Consumer – bookkeeping, tax, and insight for growth.
- Online marketplaces - from DAC7 reporting, to self-billing and VAT.
Key reasons to choose Accountancy Cloud in London
Stress-free accounting in London
When it comes to choosing an accounting service in London our team of accountants are dedicated to providing tailored services for startups, small businesses, and medium-sized limited companies.
Support to save on your tax bill
Get professional advice from a dedicated accountant, and recieve a full calculation of your tax bill for you to review and approve. With our expertise, you can trust that your accounting needs are in good hands. We also offer video call support for quick and convenient assistance.
User-friendly platform
We're fully online, which means we can easily log in and know where you stand. Our comprehensive range of services includes tax services, payroll, bookkeeping services, and CFO services.
Our trusted accounting software partners
We have partnered with top accounting software providers like Xero and QuickBooks to offer you the best solutions.
As Xero Platinum Partners and award winners, our team of certified chartered accountants can help optimise your accounting processes with best-in-class accounting.
If you are based in London, UK reach out to Accountancy Cloud and request an instant quote.
Speak with an expert today
- Get matched with a certified accountant
- Quick response times to your questions
- Simple, fast, digital online platform
- Manage your finances, all in one place
Best Startup Accountants in the UK: Comparison & Pros and Cons (2025)
Accountancy Cloud (Best for Venture-Backed Startups & SaaS)
Accountancy Cloud specialises in helping tech startups, SaaS, consumer and venture-backed companies scale with confidence. With over 150+ clients and £500m+ raised by the startups they support, they’ve built a reputation as one of the UK’s leading startup accountants.
Pros:
- Deep specialism in startups, SaaS, online marketplaces, biotech, fintech, AI and venture-backed companies.
- Combines compliance with investor-ready support and CFO services.
- Proven track record (£500m+ raised).
- Strong tech stack (Xero, Sage Intacct, proprietary platform).
Cons:
- UK-focused, not a global Big Four network.
👉 If you’re raising investment or scaling a SaaS/high-growth company, Accountancy Cloud is widely regarded as the best startup accountant in the UK.
Crunch Accounting
Crunch provides affordable, software-led accounting solutions for freelancers, contractors, and small businesses. Their online platform makes it easy to manage invoices, expenses, and tax compliance.
Best for: Freelancers, sole traders, and micro-businesses looking for a low-cost, digital-first solution.
Pros:
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Affordable monthly fees.
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Easy-to-use online platform.
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Good for basic compliance.
Cons:
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Limited strategic advice.
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Not designed for venture-backed or scaling startups.
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Lacks CFO-level or fundraising support.
Cooper Parry
Cooper Parry is a larger accounting firm with strong credentials in corporate finance and audit. They work with scale-ups and high-growth businesses, offering wider advisory services beyond compliance.
Best for: Later-stage companies with more complex needs, including audit and M&A.
Pros:
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Offers audit, corporate finance, and M&A support.
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Suitable for larger, complex businesses.
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Strong reputation as a mid-tier firm.
Cons:
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Less focused on early-stage startups.
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Can be expensive for small businesses.
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May not prioritise startup-specific needs like SEIS/EIS or R&D.
SeedLegals
SeedLegals is best known for legal and funding support but has expanded into accounting. Their offering combines startup legals (fundraising, option schemes) with accounting services.
Best for: Startups that want bundled legal and financial support in one place.
Pros:
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Combines legal and accounting under one roof.
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Strong in funding rounds and option schemes.
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Tech-driven platform.
Cons:
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Accounting is not their core specialism.
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Limited financial strategy or CFO support.
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Less depth in complex accounting and R&D tax.
On The Go Accountants
OnTheGo (OTG) Accountants is a London-based accounting firm working with startups, offering tailored finance advice, compliance, forecasting.
Pros:
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Specialised in startups
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Strong on forecasting, cashflow, management reports, revenue recognition
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Responsive service, flexibility (e.g. late hours, tailored support)
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Helps with international expansion via VAT / sales tax / multi-jurisdiction advice
Cons:
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Smaller scale: may not have the capacity or breadth of services of larger firms
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Less brand reputation / visibility compared to established names
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Possibly less depth in very advanced financing or audit / M&A support
Flinder
flinder focuses on data and insight-driven accounting for high-growth startups and scale-ups. They provide outsourced finance functions and specialise in turning accounting data into business intelligence.
Best for: Startups wanting deep data analytics alongside accounting.
Pros:
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Strong on data and SaaS metrics.
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Virtual finance team setup.
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Good fit for VC-backed scale-ups.
Cons:
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Higher cost for smaller companies.
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Less focus on tax credits like R&D.
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More advisory-heavy than compliance-heavy.
Best Startup Accountant
Frequently asked questions
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