Accreditations, Memberships and Partnerships

Our various accreditations demonstrate our commitment to upholding the highest industry standards, adhering to best practices, and promoting a culture of continuous improvement.

“APSCo membership is fundamentally about aspiring to the highest possible standards. It’s not easy to become a member, and the fact that Crone Corkill embraced this process and joined APSCo shows their commitment to excellence.” - Ann Swain, APSCo Global CEO

Accreditations and Memberships

Investors in People

Crone Corkill is an Investors in People accredited company.

This underlines our commitment to investing in and develop our staff to create an engaging and collaborative working environment.


We are a member of APSCo, the Association of Professional Staffing Companies.

Being a member of the APSCo family demonstrates our commitment to providing recruitment solutions of the highest quality that represent best practice in our industry.

Cyber Essentials

Crone Corkill is fully invested in cyber security and is Cyber Essentials certified. 

This means that we have been successfully audited by the National Cyber Security Centre, part of GCHQ.


We aim to provide a speedy and efficient service without ever compromising on quality.

To ensure we achieve this, we have subjected our processes and procedures to the internationally recognised quality standard ISO 9001 and are proud of our certification.


“We’re thrilled to be part of APSCo OutSource, a trade association for Recruitment Process Outsourcing, Managed Serviced Providers, Statement of Work and Managed Projects.

Representing the interests of the outsource providers, APSCo OutSource was developed from APSCo as a separate trade body which truly understands the differences between staffing and recruitment outsourcing that Advantage works with.


Women in Recruitment

Women in Recruitment was formed to give all recruitment firms practical support in attracting, developing and retaining their female talent, as well as providing a tangible demonstration of a commitment to gender equality for clients and candidates. It gives individuals access to unique development tools, mentoring and networking opportunities designed to support successful and sustainable careers in recruitment. Company Membership is open to all UK recruitment firms. Individuals can join Women in Recruitment independently, or as employees of Company Members.

Women in Recruitment is an APSCo (Association of Professional Staffing Companies) initiative, supported by REC and other stakeholders across the recruitment sector and sponsored by Barclays plc and Squire Patton Boggs. Their overall goal is simple - to inform, advise and assist organisations in understanding the business opportunities associated with gender equality, and establish the recruitment profession as a brand of excellence in diversity and inclusion practices.

The Assistant Room

We are official partners with The Assistant Room. We take our role investing in people seriously and this partnership is no different. Being a partner with The Assistant room allows us to continually support the ongoing career development of the candidates we work with and the clients we assist.

5% club

RGF Staffing UK is delighted to be part of The 5% Club, a dynamic movement of employers committed to Earn & Learn as part of building and developing the workforce we need to be a socially mobile, prosperous and cohesive nation.

More than 500 organisations across the UK are part of The 5% Club, and over 60,000 people in the workplace have been given skills-based training opportunities by The 5% Club's members.

Quest Professional

Based in the heart of Westminster, Quest Professional is a highly successful business college focussed on equipping A Level and University leavers with the business acumen, employability and interview skills required to fast-track aspiring students into the world of work.

We are delighted to work with Quest Professional by holding workshops and employability seminars to help the next generation into the workforce and providing guidance and assistance where we can.

Disability Confident

We are proud to be a Disability Confident company.

Disability Confident organisations play a leading role in changing attitudes for the better. They’re changing behaviour and cultures in their own businesses, networks and communities, and reaping the benefits of inclusive recruitment practices.

The scheme helps employers recruit and retain great people, draw from the widest possible pool of talent, secure high quality staff who are skilled, loyal and hard working, and improve employee morale and commitment by demonstrating that all employees are treated fairly.

It also helps customers and other businesses identify those employers who are committed to equality in the workplace.

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