
Our focus at Atom is ensuring we provide simple and cost-effective services to those who wish to contract or freelance in the UK and internationally.
To that end, we offer Atom Freelance and Atom International, the banners under which we offer our Umbrella Company, Construction Industry Scheme, and international payroll services.
We use up-to-date technology and have a team of highly experienced staff who ensure our clients are free to enjoy the flexibility of the contracting and freelancing lifestyle.
Please email info@atomhub.co.uk to speak to the team about our services.

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.

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.

Compass is leading the way in umbrella employment. Whether you are new to contracting or have been one for some time, Compass has the experience and range of solutions to ensure you are provided with the solution that works best for you. We are committed to providing you with hassle free payment solutions, excellent customer care, market leading technology and reliable compliance based on expert knowledge and industry experience.

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.
Our industry knowledge and expertise is what sets us apart from our competitors. Coupled with our great customer service and friendly staff, you’ll find us very easy to work with for all of your payroll and compliance needs.
People Group Services (“People Group”) are a family owned business with a long history in the payroll and intermediary market. Headed by CEO Terry Hillier, himself a winner of many business awards over the past 10 years.
People Group trade under three key pillars; People Pay includes a range of fully compliant payroll options, ensuring workers are paid on time, every time and in the right way. People Engage is our workforce management software and contractor app, designed to make work easy for everyone. And People Compliance, our compliance software that increases business efficiencies and significantly reduces time to hire.
You can understand more about our expertise by staying up to date with our regular insight articles which you’ll find on our website below.

Whether you are a contractor looking for an Umbrella Company or a recruitment agency looking for a reputable payroll provider, MyPay is the perfect choice.
Established in 2007, MyPay was set up with a clear vision, to provide a compliant, easy to understand, professional and friendly Umbrella Company for all parties.
With a personal Account Manager allocated to each new member providing help and guidance throughout their assignments, members can be sure of building a valued and trusted relationship with MyPay throughout their employment.
MyPay’s nationwide agency team can provide updates and training on any new legislation which impacts contractors, agencies and end clients, as well as providing office visits to ensure the smooth running of the day to day account. As an FCSA Accredited Member you can trust that MyPay are compliant in all aspects of our service and can provide the supporting documentation needed for any agency/ supply chain audit.
Due to our levels of service, MyPay has achieved growth year on year and have won multiple awards during this time:
2015 – One of Thousand Companies to Inspire Britain (London Stock Exchange) 2016 – One of Thousand Companies to Inspire Britain (London Stock Exchange) 2017 – Thousand Fastest Growing Companies in Europe (Financial Times) Benefits of MyPay Quick and easy set up procedure (can be done within the hour) Competitive margin All payments made via FastPay (ensuring funds are paid in the shortest possible time) Multiple payrolls per day Full account managed service FCSA Accredited Member Full £21 million insurance cover (including professional indemnity and medical malpractice) Full employment rights including SSP/ SMP/ SPP Online portal SMS notification when paid

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.

With over 20 years of experience, Parasol has grown from providing umbrella payroll services to offering comprehensive employment and payroll solutions. During this time, we’ve supported more than 250,000 professionals and partnered with over 3,000 recruitment agencies and end clients.
We understand the critical priorities for your candidates, clients, and agency: exceptional support, on-time payments, and full compliance with HMRC regulations. These are at the heart of everything we do and are reflected in the loyalty of professionals who choose us year after year, as well as our long-standing partnerships with some of the most recognised names in recruitment. As a founding member of the FCSA and a company created by a contractor for contractors, Parasol makes getting paid simple for the agile workforce. Since our launch in 2000, our goal has been to empower contractors to maximise their careers by offering complete peace of mind through accurate, compliant, and reliable payroll services.
Speedy Onboarding
Getting started is simple. Agencies provide basic details and terms; contractors complete a quick Right to Work check via Trust ID (just three minutes). We handle all paperwork and contracts for a smooth process.
Compliance-First
As an FCSA founding member, we set the gold standard in UK tax, employment, and regulatory compliance—giving agencies and contractors complete peace of mind.
Security & Stability
We safeguard your data with Cyber Essentials Plus certification and maintain strong financial stability to ensure uninterrupted payroll services.
Trusted Guidance
Our expert teams offer tailored support, onboarding assistance, and training workshops—the largest agency and employee support network in the sector.

Welcome to Well Pay, a trusted and experienced umbrella company that has been supporting contractors and agencies for over 15 years. Our dedicated team of professionals brings a wealth of expertise to deliver a leading umbrella service that is accredited by Professional Passport.
We understand the importance of staying up to date with ever-changing IR35 legislation, and our team ensures that you remain compliant with the latest regulations. We provide comprehensive support and knowledge to help you navigate the complexities of the contractor landscape.
One of our key priorities is cost-effectiveness. We offer our compliant umbrella service with a low fixed margin, enabling you to maintain competitive costs. By partnering with us, you can provide your contractors with a reliable and cost-efficient solution while maintaining your competitive edge in the market.
At Well Pay, we are committed to delivering a seamless and compliant umbrella service that meets the needs of contractors and agencies alike. With our years of experience, Professional Passport accreditation, and dedication to cost efficiency, we are the trusted partner you can rely on to support your success.