
Big Fish Group Limited is a leading UK provider of umbrella PAYE and CIS payroll services, dedicated to serving contractors and recruitment agencies with unwavering reliability. We challenge the traditional stereotype of the sector by combining rigorous professional standards with a genuine passion for what we do. Founded on the principles of authenticity and dedication, we understand that credibility and compliance are the cornerstones of the recruitment industry. For agency partners, from boutique firms to multi-national MSPs, we offer a transparent, "straight-talking" partnership that prioritises your reputation and the welfare of your workforce. While we operate with energy and a personable approach, we never compromise on quality. We are committed to delivering the precise services our partners need, ensuring contractors are paid correctly and on time, every time. Commitment to Compliance
In an industry where regulatory adherence is paramount, Big Fish Group stands as a beacon of trust. We are proud to be FCSA-accredited and SafeRec-certified, ensuring our processes are independently audited and fully compliant with UK tax law and associated legislation. Our accreditations are complemented by our cloud-based payroll compliance portal, Lighthouse. Lighthouse provides our recruitment agency partners and end clients with direct access to and insight into every stage of our payroll process, as well as real-time visibility into our PAYE liability information. Our clients are never left wondering and can rest assured that their supply chain is secure, compliant, and meets the highest standards of integrity.
Big Fish: Not Your Average Umbrella
• Experienced Leadership: Founded and led by a team with over 30 years of combined experience in the payroll and recruitment sector.
• Unrivalled Availability: We understand the demands of the recruitment cycle. We provide exceptional customer service and support that extends beyond the 9-to-5. When we say 24/7, we mean it.
• Comprehensive Service Range: Expert provision of Umbrella PAYE and CIS payroll services tailored to the needs of the modern workforce.
• Reliability & Accuracy: A steadfast commitment to ensuring accurate, on-time payments for contractors, safeguarding agency relationships.
• Client-Centric Culture: A friendly, energetic team that prioritises the things that matter most to our customers, delivering solutions with a personal touch.

Payroll, compliance and onboarding for agencies, MSP's and end hirers, with unique financial wellbeing tools for workers.
Delivered via innovative software that fits seamlessly around your operation; brand your own user experience and configure your onboarding processes.

Generate is a customer-focused contractor management company, delivering compliant and streamlined contractor payroll solutions to recruitment agencies and contractors across the UK and internationally.
We are proud to be an FCSA member, REC business partner and iWORK partner and have been recognised by the London Stock Exchange's ‘1000 Companies to Inspire Britain’ for three consecutive years.
Our commitment and dedication to customer care and compliance is why recruitment agencies trust us with their contractors and contractors trust us with their pay.
As part of the Generate family, you will be supported every step of the way and can rest assured you are receiving the best possible service at all times.
We offer our contractors:

Oasis, with its wealth of knowledge and expertise in both accountancy and umbrella, offer contractors and recruitment partners a hassle-free and compliant approach to getting paid, whilst always delivering a quality service. To demonstrate our commitment to compliance we are accredited by both FCSA and Professional Passport and are affiliate members of ACCA. Our long-term agency relationships have been built on trust, unparalleled service, and proactive support. Our bespoke services, tailored to your specific requirements and in a world of ever-changing legislation, we aim to provide you with the most up to date guidance and advice. Passionate and committed to driving up standards, Oasis keeps the supply chain risk free by paying all taxes and associated payments on time.

Our dedicated team has been providing support to contractors and agencies for over 30 years. We pride ourselves on service and go above and beyond, not only because we care, because we know that payroll is important to the UK’s flexible workforce. Our priority is ensuring you are paid correctly and efficiently. We offer same day faster payments as standard.
We use our expertise to provide a leading umbrella service which is SafeRec Certified and FCSA accredited. We make sure you are up to date with legislation changes and provide the support and knowledge you need to succeed. Our compliant Umbrella service is provided with a low fixed margin enabling contractors to take home as much as possible.

Award winning, forward thinking payroll provider, putting workers first at all times
Pay Guardians operate a simple and efficient umbrella and PEO service for agencies and workers. Our processes are fully documented and comply wholly with employment and tax legislation leaving you free from the burden of ensuring yours and your temporary workers affairs are fully managed. Our team of qualified accountants and payroll specialists with years of experience will ensure piece of mind and provide the highest quality of personal service throughout.


As one of the UK’s largest and most trusted Umbrella companies, we combine cutting-edge systems with deep industry expertise to ensure your pay is accurate, reliable, and always on time.
We’ve been supporting contractors and recruitment agencies since 1989, paying over 10 million people to date. Our commitment to exceptional customer service, compliance and payroll accuracy has earned us consistently excellent Trustpilot reviews making us the trusted choice for contractors across the UK.
Why Workwell?

StoneBridge Pay (SB Pay) is a leading UK umbrella payroll provider, delivering compliant, efficient payroll services since 2017. Working closely with our partnered agencies, we ensure contractors get paid accurately and on time, with compliance and exceptional service at the heart of everything we do.
We specialise in PAYE umbrella, CIS and PEO payroll services, supporting agencies across key sectors including telecommunications, rail, construction, driving and logistics, medical, education and IT.
Our in-house Compliance Department and continuously evolving service help protect the supply chain, ensure smooth processes, maintain timely payments, and keep all operations aligned with UK legislation.
Agency partners benefit from a wide range of added-value services, including payment options via Corporate AMEX and Capital on Tap Visa, comprehensive insurance, access to our industry-leading portal, flexible credit terms, and more.
Workers engaged through SB Pay also enjoy valuable extras, including 24/7 GP support, insurance, and complimentary guidance from specialist contractor financial advisers.
To find out more about SB Pay and our payroll services, call 020 4591 2677 or email info@sbpay.co.uk.