Specialist Accountants for SaaS, IT & Tech Businesses
Pro-AccX supports SaaS companies, IT contractors, software developers, cybersecurity firms, web developers, and managed service providers (MSPs) across the UK. From R&D tax relief to IR35 compliance and cashflow management, we provide expert accounting that keeps your business efficient, compliant, and ready for growth.


Accounting for SaaS & Cloud-Based Businesses
SaaS businesses face complex challenges like deferred revenue, subscription billing, and cashflow forecasting. Our team helps you manage these while maintaining strong financial visibility.
We support with:
- Revenue recognition and deferred income tracking
- Budgeting, forecasting, and management accounts
- Corporation Tax Returns & Advice
- Bookkeeping & Accounts Preparation
- KPI reporting for investors and growth planning


IT Contractors & Consultants – IR35 & Tax Efficiency
We help IT contractors navigate IR35 confidently and ensure you maximise tax efficiency through the right business structure.
Our contractor accounting services include:
- IR35 reviews and compliance
- Company vs umbrella advice
- Payroll & CIS Accounting
- Self-assessment and VAT submissions
- Expense management and tax planning
Software Developers – R&D Tax Relief Specialists
If you’re building apps, software, or new systems, you could be eligible for valuable R&D tax credits. We ensure your claims are maximised and compliant.
We’ll help you:
- Identify qualifying R&D activities
- Prepare and file claims in line with HMRC requirements
- Integrate claims into your Corporation Tax Strategy
- Track innovation costs and recover your investment


Cybersecurity Firms – Growth with Compliance
Cybersecurity firms need to balance operational growth with high compliance costs. We help you maintain financial resilience while staying audit-ready.
Our services for cybersecurity firms include:
- Regular Management Accounts
- VAT and Corporation Tax compliance
- Payroll and staffing support
- R&D claims for security innovation
- Forecasting for accreditation and tender readiness
Website & App Developers – Accounting for Digital Agencies
Freelance or agency-based website developers often manage fluctuating workloads, complex invoicing, and cross-border VAT.
We support digital developers with:
- Monthly Bookkeeping
- Payroll
and contractor management - VAT on digital services and international sales
- Profitability reports by client or project
- Annual Statutory Accounts
- Stay focused on design and delivery, we’ll handle the financial framework.


Managed Service Providers (MSPs) – Scalable Financial Management
As an MSP, you manage recurring contracts, hardware and software resale, and ongoing support — all while keeping margins under control. Pro-AccX provides the clarity and automation you need to stay profitable.
Our specialist accounting for MSPs includes:
- Recurring revenue tracking and margin analysis
- Accurate cost-of-service reporting
- Outsourced Accounting & Management Accounts →
- Payroll for technical teams and subcontractors
- VAT and Corporation Tax planning
- Cashflow forecasting for growth or acquisitions
We help MSPs streamline operations, manage multi-site or multi-client structures, and improve long-term profitability through accurate, actionable financial data.


“Pro-AccX” has been providing accountancy services and advice to us for over 3 years.
Thanks to their guidance, we’ve streamlined our accounting processes and gained valuable insights into our financial health. A true partner in success!
Bruce Miller
Founder – Hemisferio


