Liz Holderness

Whitehead Mann Group Plc provides executive search consulting services. It offers executive placement, recruitment, staffing and human resource consulting services to the consumer, industrial, telecommunications, media, and health care industries. The company was founded on May 20, 1983 and is headquartered in London, UK.

Penna Plc provides executive searching and relocation consulting and support services. It also offers outplacement, interim management, recruitment marketing, graduate marketing, student marketing, resourcing management, recruitment project management, mentoring, assessment, leadership development, coaching, career development, redeployment. The company was founded on May 13, 1985 and is headquartered in London, the United Kingdom.

Oxygen is a digital banking platform that provides banking solutions to freelancers, digital natives, and small businesses. The private company is based in an advanced jurisdiction for distributed ledger technology. It is built on the fast-growing and liquid serum ecosystem and runs on Solana's scalable blockchain. Oxygen is a modern financial platform that replicates the constructs of traditional finance without centralized control and intermediaries. David Rafalovsky has been the CEO of the British company since 2023.

Green Park Ltd. supplies interim management and executive resourcing solutions. Its services include board practice and advisory, diversity analytics, executive search, interim management and international recruitment. The company was founded in August 2006 and is headquartered in London, the United Kingdom.

Data Centre Dynamics Ltd. provides training programs, organizes conferences and publishes magazines. It offers training programs, organizes conferences and publishes magazines. The company was founded by Dan Scarbrough and George Rock in 1999 and is headquartered in London, the United Kingdom.