
NumberMill knows more than most how important payroll and related compliance is to the sector. More than ever and with the introduction of the Criminal Finance Act September 2017, it is even more important for agencies to have the reassurance that their partners meet high standards of compliance and eliminate risk in the supply chain. NumberMill truly has the qualifications, skills, and expertise to keep both contractors and agencies compliant whilst being agile, offering the best commercial, honest & transparent advice, in a constantly changing legislative environment.

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.

Compliant and efficient umbrella company with extensive experience within the construction industry

Clockwork Contracting – Precision in Payroll, Excellence in Service
Clockwork Contracting is a proud, certified member of SafeRec—one of the first umbrella companies to achieve this certification. We are committed to continuous improvement, always seeking innovative solutions that elevate industry standards for the benefit of contractors and agencies alike.
Why Choose Clockwork?
Low Contractor Fees – Unlike many competitors, we keep costs fair by forgoing large sales teams, relying instead on the trust and recommendations of our clients and contractors. This means overheads are lower and savings can be passed to our contractors. Seamless Payroll Experience – Our focus is on delivering a smooth, efficient, and hassle-free payroll service from start to finish. Swift Problem Resolution – We understand that errors can be stressful. That’s why we prioritise rapid response times with short SLAs, ensuring that mistakes become swift solutions.
At Clockwork Contracting, we don’t just provide payroll services—we set the standard for reliability, efficiency, and professionalism.

Rebus offer PAYE umbrella and self-employed solutions for the temporary contractor industry . We provide the highest quality of service to ensure you receive your payment for the work you undertake. We are owned by a former HMRC Tax Inspector and our staff have over 25 years experience in the industry.

For over 35 years, Workwell Contractor Solutions has been a trusted provider of compliant, high-quality umbrella and CIS payments. As one of the largest umbrella companies in the UK, we are commitment to transparency, industry leadership, and trust, ensuring your business remains protected and fully compliant through us. Today, we have supported and paid over 10 million contractors, and are the largest provider within the construction sector.

Simplify your payroll process with our fast, efficient and compliant payroll service At PayeHub, we are committed to providing top-notch payroll services that help contractors thrive. Our mission is to simplify payroll processing for our clients so they have one less thing to worry about. We pride ourselves on our attention to detail and our commitment to providing exceptional customer service. When you work with PayeHub, you can rest assured that your payroll is in good hands.

We are a Payroll Company with a difference. We care and are here to help make sure your pay is correct. We have the knowledge and experience to get it right and ensure everything is being dealt with correctly.

A team of experienced industry professionals who are passionate about our core values, the temporary recruitment industry and of course, the flexible workforce market in the UK. Collectively, we bring together over 90 year’s industry experience from across the recruitment, contractor payroll and contractor accountancy sectors. We’ve worked with some of the largest and most established players in both the UK and international payroll markets. We bring a wealth of experience, knowledge and understanding – but most importantly, we bring a fresh approach to our duty of care – because we care.

Here at Danbro, we’re passionate about people; putting contractors like you at the heart of what we do. Having started life as a small, family-run firm with a handful of clients, we now provide specialist financial, payroll, accounting and employment to thousands of contractors and self-employed people across the UK. Danbro is a name you can trust, as our reviews and accreditations attest. Our umbrella employment solution is designed with you in mind. We’ll do everything we can to reduce your administrative burden and make sure you have the support you need for your contracting career. Our experienced team pay thousands of contractors every single week, so you can rest assured you’ll get paid in full and on time, every time. Join today and combine all the benefits of permanent employment with the freedom of running your own business.
You'll receive:
Likewise, our contractor accountancy plans include access to award-winning software, as well as:
Our fees are fixed and, what’s more, you’ll also be assigned your very own Personal Accountant because, to us, accountancy is about more than just number crunching. It’s about developing great relationships, overcoming obstacles, providing tangible solutions, and enabling people to achieve their potential.