
Omnia is your professional, compliant Payroll Partner providing a range of outsourced services to help with the management, retention and well-being of your temporary contractors and permanent staff. Omnia are also FCSA accredited for both CIS and Umbrella PAYE.

We are A J Rayson the umbrella company of the people . Easy and stress-free umbrella payroll services for contractors, agencies and businesses.
You, the worker, are at the heart of everything we do!

Over 30+ years of UK contractor and agency expertise with a strong compliance heritage as founding members of FCSA holding certifications for all 3 services (umbrella, PSC and CIS). Brookson offers comprehensive solutions, personal service, and expert guidance through every industry challenge. We offer regulated financial services, accountancy services, outsourced payroll, back office and legal services underpinned by technology to support your business and contractors. Brookson is your business partner, not just another umbrella company.

We Contract are one of the top compliance orientated employment intermediaries and professional service providers to the recruitment industry. We employ 1000’s of short term contracting workers, in all industry sectors, all over the UK and abroad.
We were established in the UK in 2013, operate from offices in central Chester and have held full FCSA accreditation since 2017, being one of the earliest adopters of the industry gold standard.

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.

MainPay is a leading provider of services to agency workers across the UK. We pride ourselves on our outstanding service, our people and bespoke systems.
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.

Since 2006, Liquid Friday has supported contractors and recruitment agencies with a clear commitment to doing business the right way. We provide PAYE umbrella and CIS payroll and a range of supporting workforce solutions, underpinned by award-winning customer service, innovation and strong financial stability. Stride, our industry-leading platform centralises contractor management, making onboarding, compliance and payroll faster and easier than ever.
As long-standing FCSA accredited members, compliance is embedded throughout our processes and customer journey. We enable agencies to move faster, reduce risk and deliver a better experience for contractors and clients alike. Known for our transparent, straight-talking approach and contractor-first ethos, Liquid Friday is a trusted and principled partner within the contingent labour market.

QPS Group are one of the only umbrella companies to offer full salary contracts, giving contractors stronger financial security and peace of mind. Unlike the usual minimum wage plus commission model, your full pay is guaranteed - meaning maternity, paternity and sick pay are based on your real earnings, not minimum wage. This also boosts your chances with mortgages, loans and insurance policies that rely on proof of stable income. Alongside this, QPS provide full FCSA and SafeRec compliance, plus access to perks and rewards - making sure you’re protected, supported and set up for the future.

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.