
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.

Award winning, forward thinking payroll provider, putting workers first at all times

SG Umbrella is run by experienced contractor accountants, designed for contractors and backed by the UKs leading contractor compliance body, the FCSA. Rest assured that you’re getting the best advice and the best service:
SUPER FAST PAYMENTS Once your client or agency has paid us we turn the payments around without delay – so you get your money as quickly as possible
TRULY ALL INCLUSIVE PRICING There are no hidden costs…everything you need is included in your monthly or weekly fee
EXPERIENCE AND KNOWLEDGE Our team are the very best in the industry with years of contractor accountancy and taxation experience. Their qualifications include ICAEW, ACCA, AAT, ATT and CTA and your fee entitles you to unlimited advice and support, including with IR35 and tax planning
GROW AND FLEX WITH US Set up a Limited company with SG Accounting and switch between the two if needed due to IR35. Just ask which set-up would be best for you.
REAL PEOPLE EVERY TIME You speak directly to a real person when you call or email us. No call centre or “press button 1 for this and button 2 for that” service
NO MINIMUM CONTRACT We are so sure you’ll love our service we don’t have a minimum commitment. Fees are deducted from your pay so there are no up-front costs
COMPLIANCE AS STANDARD We’re FCSA Accredited, assuring the highest standards of compliance. As contractor experts, we can advise you on IR35 and Tax matters too
WELL KNOWN AND ESTABLISHED We have been established for more than 20 years dealing specifically with contractors, consultants and freelancers.

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.

Since 2005, AZebra Group have delivered expert payroll solutions to contractors and businesses across multiple sectors. Our specialist services cover Umbrella, PEO - fully outsourced employment and CIS payroll models, designed to meet the needs of both contractors and agencies.
We take care of everything, from payroll to statutory compliance, so you don’t have to worry about administration. Our dedicated team provides clear communication and reliable support, making it easy to work with us.
AZebra Group is proudly accredited by the FCSA and SafeRec, demonstrating our commitment to the highest standards of compliance and ethical practice. We also partner with Brabners and Markel Tax, offering expert guidance on complex payroll and employment matters, giving agencies and contractors confidence and peace of mind.
We also invest in your agency and your contractors with exclusive benefits, including 750+ CPD courses, wellbeing & fitness resources and an interactive performance hub - all completely free!

With over 20 years of experience running recruitment agencies, Phillips Payroll understands the unique challenges of managing temporary payroll and delivers services designed to make workforce management simple, compliant, and dependable. We provide fully managed payroll and workforce solutions to the recruitment sector, ensuring contractors and temporary workers are paid correctly and on time, every time.
We process multiple pay methods including PAYE (Umbrella & PEO) and Construction Industry Scheme (CIS). Our comprehensive service covers onboarding, verification, tax and NI deductions, CIS returns, payslip production, and payment execution, removing administrative and compliance burdens from our clients.
At Phillips Payroll, we pride ourselves on delivering exceptional customer service, with a dedicated and responsive team that ensures every client and worker receives the support they need. Our compliance-first approach, combined with flexible engagement models and a genuine commitment to service excellence, ensures transparency, reduces risk, and provides a reliable, trusted solution for both clients and workers.

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.

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.
We are a specialist recruitment process outsourcing company, providing payroll and accounting services to contractors and recruitment agencies.