
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

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.

“Providing A Brand And A Service That Everyone Can Trust”
As former contractors ourselves, we understand the challenges you face and the many pitfalls that you need to avoid that are not always immediately apparent when talking to an Umbrella company.
Our services remove all your anxiety and stress by providing you with hassle free income payments in line with current legislation, meaning transparent and consistent levels of service, getting things right first time, every time.

Why should you choose Carrington? Because Carrington cares.
We are not sales driven; we are people driven. In our 20 years of Umbrella service our contractor base has grown largely through personal recommendation as well as a bedrock of contractors who just keep returning for our quality service, and we are therefore without a sales team or a sales pitch. We are committed to transparent, prompt and communicative service. There are no hidden charges; there is support with the complexities of the thorny issues such as holiday pay and expenses. Our company values, objectives and philosophy are a direct reflection of the kind of service culture we want to inspire where everyone involved is driven to create a world-class next-generation workforce. Our service has been shaped to our valuable flexible workforce and we aim to provide unrivalled customer care throughout their employment with us. Simply put we strive to be the best and offer the greatest value to our contractors.

Compliant and efficient umbrella company with extensive experience within the construction industry

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.

Payments Pro is designed to ensure that you get the most reliable, most efficient, and most rewarding umbrella service on the market. We offer an unparalleled level of worker support and incentives that will help ensure that you never want to leave!

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.

We exist to Create a Legacy that Values All People and Creates Opportunities for Generations to Come - joining Arch will support this mission.
