Learn how our unique combination of managed services and purpose-built internet-enabled technology can help you save and grow.
Managed Payroll services


Payroll outsourcing with a difference:  a comprehensive solution that combines the reliability of a utility service with the flexibility of an expert processing specialist … more

Accounting Outsourcing


Accounting support services include any transaction support up to trial balance.  We work with dozens of companies that are seeking a scalable and cost-effective solution to their accounting needs. … more

Portico Online Archive and Workflow System

Document Archive

Portico is your answer to affordable workflow solutions. Tiered access, complete configuration flexibility, and options such as document approval all make Portico the best value application on the market. … more

PayOne Payroll and HR Tracking Software

HR and Payroll

Portico is also our hosted HR application. With options ranging from central control to full self-service, Portico HR can flex to your requirements and changes in your business needs. And all at a fraction of the cost of more cumbersome systems. … more

About Us

TopSource is the specialist accounting and payroll support services firm in the UK. We offer the optimum balance of process and flexibility to help your business grow. Our services are utilised by over 300 UK companies that range in size from owner-managed to PLCs.

If you need an answer to the challenges of scale, back-office resources and value, then contact us today … more

Client Speak

What attracted me to working with TopSource was their service specialisation and industry experience. The overall cost benefits that resulted were far beyond our expectations.

K Rodrigues,

Case Studies