
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.

At AGPayroll we offer umbrella, CIS, Limited Company, and Fully Outsourced Payroll solutions with compliance at our heart.
We leverage cutting edge technology to streamline your payroll options. Our team of experts has developed a state of the art payroll software, mobile app and portal to meet the unique needs of your business. Our commitment to excellence doesn’t stop at technology, we understand that every business is unique which is why we offer personalised support from our team of payroll experts. Whether you have a question about tax regulations or need assistance with complex payroll scenarios, our knowledgeable staff are here to help.

Here at Trafalgar, 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. Trafalgar 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.

Harmond is a dynamic umbrella company that provides a comprehensive range of services. Specialising in streamlined operations, Harmond offers centralised support for payroll, compliance, and administration, allowing contractors and freelancers to focus on their core work.

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.
Winner of ‘Best Umbrella Company’ at The Contracting Awards 2019 and 2022 finalists. Contractor Umbrella was established in 2001, as one of the most trusted, longest standing umbrella companies in the UK, we ‘guarantee’ our employees peace of mind, absolute compliance and complete security.
• You can chat with us by phone, email or via our Livechat.
• Fully accredited by FCSA, so you can rest assured that you are working with a compliant business.
• New contractors can register online in just a few minutes.
• You will have your very own dedicated Contract Manager.
• Make tax and NI savings by contributing a portion of your earnings into our company pension or your personal pension fund/SIPP.
• Same day payments offered as standard, every working day.
• Fixed margin rate and we only deduct our margin when we are paying you.
• We offer a Service Guarantee to ensure that you will be looked after at every step of the way.
• Contractor Umbrella offer an employee rewards scheme which includes a fuel discount card, foreign currency exchange, contractor accommodation, contractor mortgages and much more.
• Included is a comprehensive £20m insurance package.
• Contractor Umbrella employees are entitled to 5.6 weeks of holiday each year.
• Flexible limited company accountancy - when you sign up to our sister company Dolan Accountancy’s monthly accountancy package (£105 + vat).

Your trusted partner, experts in Legislation, Contracts, Insurances and Payroll. Honesty and transparency are at the heart of our operations and with over 25 years experience in contractor engagement, we get it. We offer a tailored and consultative approach to our workers, agencies and end clients and we'll be your first point of contact for any advice or guidance you need.

Exchequer Contracts is a SafeRec and Professional Passport accredited Umbrella company, owned and run by ex-recruiters. We're committed to compliance and we understand the importance of paying people correctly, on time, every time. We offer, CIS, Umbrella and PEO engagement methods for our contractors with daily payment runs, online registration 24/7 and a contractor portal making life easy for all involved. Payroll made easy.

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.

Putting Contractors First, Every Step of the Way
With over 20 years of experience supporting contractors and freelancers, SmartWork combines the reassurance of full compliance with the personal service you’d expect from a team that genuinely cares about your success.
Compliance You Can Trust
We’ve held FCSA accreditation for 10 years and have been an APSCo Trusted Partner for over 20 years – certifications that are rigorously audited annually to protect contractors and give recruitment agencies complete confidence.
Our ISO 27001 certification protects your data security, while our SafeRec certification helps recruitment partners minimise compliance risk across the supply chain.
A Service Loved by Contractors
Our commitment to supporting contractors is reflected in our outstanding Google and Trustpilot reviews. When you work with SmartWork, you’re not just a number; you get a dedicated account manager and a team that’s there to help every step of the way.
What We Offer:
For Contractors:
Get paid faster – Same-day payments at no extra cost
Stay in control – Secure online portal for payslips, timesheets, and documents
No hidden costs – Transparent pricing with no setup or exit fees
Fully protected – Comprehensive insurance including Public & Employers’ Liability, Professional Indemnity, and Medical Malpractice
Proper employment – Full contract of employment with all statutory benefits
Life perks – Referral reward, private pension support, and access to contractor- specialist mortgages Quick to start – Set up in as little as 15 minutes, online or by phone
For Recruitment Partners:
Real-time payroll verification – SafeRec certification for live compliance checking
Dedicated agency support managers – Your direct line to our team
Advance payment facilities – Available for preferred partners
Trusted track record – Featured on over 100 Preferred Supplier Lists
Seamless contractor experience – Making your candidates’ journey smooth and compliant
Click on one of the links to the left to contact us; we’d love to hear from you.