
I4 have been in operation since 2005 and have partnered with over 10,000 businesses and paid over 35,000 contractors. Our services offer temporary workers and freelancers an opportunity to retain the correct amount of their hard-earned cash, without any of the overheads or risks of running their own companies or falling foul of IR35 legislation. i4 will look after the calculation, deduction and payment of all statutory payments for you. Get organised on the go with innovative and convenient solutions that free up your time to focus on doing what you do best. We have recently partnered up with ANDREW NOLAN MORTGAGES LTD to help contractors secure mortgages as it can prove difficult.

New Red Planet is an FCSA accredited umbrella payroll provider that supports contractors, freelancers, and recruitment agencies in a wide rage of sectors. Offering Umbrella, PEO and CIS services, NRP simplifies the complexities of modern contract employment for workers and agencies alike.
With compliance at its core, NRP represents a transparent and accountable approach to contractor payroll, including FCSA and SafeRec accreditations and direct agency login to its software portal for 24/7 real-time payslip and RTI information. All NRP processes meet rigorous HMRC standards, with clear audit trails and verified payments, displaying a trusted, fully audited payroll solutions in the UK contracting market.

Why Core?
We put you first! We have a team of experts here to ensure you have all the support you may want or need through every process. We work hard to ensure our reputation is second to none and you can rest assured that compliance, efficiency, and professionalism are key values we uphold here at Core. We are an accredited member of Professional Passport and a tier one founding member of trade association body Prism.
Lauren Baker also sits on the executive board of Prism as their Payroll Intermediary Representative, meaning we are always ahead of the curve when it comes to legislation changes. We work with thousands of contractors in both the Public and Private Sectors and are specialists in IR35, allowing you to safely navigate this legislation and get on with what you do best, your contracting work. We would welcome a call; Matt and the team would be delighted to hear from you on 0800 211 8121. You’ll receive:
• Dedicated Relationship manager
• Set up (paperless) in as little as 24 hours with no exit fee
• Online portal for payslips and document viewing
• IR35 assessments
• Weekly, Bi-Weekly or Monthly payroll services
• Insurance cover, Professional Indemnity up to £5 million, Employers Liability up to £10 million, Public Liability up to £10 million
• Workplace pension via NOW or Salary Sacrifice
• Full statutory employment rights

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.

Ovio is the workforce partner that gets it. We support recruitment agencies, contractors and UK businesses with fully compliant payroll, workforce engagement solutions and funding, all delivered with a human touch.
Ovio was created to challenge the ordinary, to put people first, cut through complexity, and bring trust back to workforce solutions. We’re not just here to process payroll (thats the easy bit). We’re here to build something better: a company driven by values, fuelled by excellence, and united by a single rhythm.
Our platform, myOvio, is your visibility engine. We monitor contractor status, onboarding compliance, client approvals, payroll checks and supply chain health in real time. It’s everything you need to keep your staffing compliant, audit-ready, and confidence-fuelled.

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.

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.


At Umbrella.co.uk, we make contracting simple, secure, and stress-free. As one of the UK’s leading and most compliant umbrella companies, we’ve supported tens of thousands of contractors for over 16 years - helping them get paid on time, stay fully compliant, and enjoy all the benefits of employment without the admin.
Our fully FCSA-accredited umbrella payroll service is built on trust, transparency, and integrity. From fast, hassle-free onboarding to accurate and timely payments, contractors consistently praise us for being “efficient, professional, and friendly,” with reviews on Trustpilot and Google reflecting our Excellent five-star rating. We don’t just meet compliance standards - we set them - working closely with SafeRec and other independent auditors to give agencies and contractors total peace of mind.
Every process at Umbrella.co.uk is underpinned by robust data protection and information security measures. We are ISO 9001 and ISO 27001 certified - the international standards for quality management and information security - demonstrating our commitment to safeguarding sensitive data and maintaining service excellence. In addition, our Cyber Essentials certification ensures our systems are protected against modern cyber threats, giving contractors and clients confidence that their personal information is always safe.
But we don’t stop at umbrella payroll. We also offer CIS payroll services for construction workers and have a Limited Company accountancy service, giving contractors the flexibility to choose the payment structure that best suits their working arrangements and goals.
For contractors looking to make the most of their income and plan for the future, we offer a salary sacrifice pension option. This allows you to contribute directly to your personal pension while benefiting from reduced tax and National Insurance contributions. We also pass on the full employment cost saving, making it an efficient and tax-smart way to build long-term financial security.
All employees also have the option to benefit from our Umbrella Rewards Pro platform - packed with valuable benefits including a BHSF healthcare plan for everyday health and wellbeing support, and a discounted fuel card, helping contractors save money on life’s essentials.
Whether it’s a contractor registering online, an agency managing multiple placements, or a client needing a trusted payroll partner, we handle everything with care, clarity, and compliance.
If you’re looking for a reliable umbrella payroll provider that puts people first, prioritises compliance, and delivers exceptional service every time - Umbrella.co.uk is the clear choice.

A no-nonsense approach to helping Contractors and Recruiters