# ESSL (Elliott Strategic Solutions Ltd) > ESSL is a London-based advisory practice that operates globally, helping complex, tech-enabled businesses turn strategy into execution, and execution into enterprise value. It works on the operating model and on the leadership system that has to run it, through scale-up, post-merger integration and exit readiness. Every engagement is led by a senior operator, supported by a curated bench of specialists. Key facts: - Founder: Jonathan Elliott, formerly Managing Director and Head of Experis Europe at ManpowerGroup ($1.8Bn P&L, 35 entities, 23 countries). Previously scaled consulting revenue under management at Tata Consultancy Services from $5M to $50M. Negotiated and led transformation programmes of $100M–$1Bn. Founded two businesses. - Education: BA Mathematics / BAI Engineering, Trinity College Dublin; MBA, HEC Paris; MBG, IMD Lausanne (board governance). - Coaching credentials: AACT-accredited systemic executive coach (Accredited Award in Coach Training, Association for Coaching); Hogan Assessor certified (HPI, HDS, MVPI); Harthill Leadership Development Profile (LDP) Authorised Practitioner. - Clients: founder-led and PE-backed companies, boards, and investors, mostly scaling internationally across the UK–Europe corridor, North America, India and Southeast Asia. Works in English and French. - Sectors: enterprise software and SaaS, HR-Tech, EdTech, managed services, AI-driven business services, professional services. - ESSL does not act as a transaction adviser, broker or legal representative; it works alongside clients' appointed M&A, legal and tax advisers. - Contact: book a free first call with Jonathan Elliott directly at https://meet.essl.ltd/, or write to info@essl.ltd for a personal reply within one business day (coaching: coach@essl.ltd). Telephone +44 7891 406 280. - Company: incorporated in England and Wales, company number 16267209. ## Services - [Services](https://www.essl.ltd/services/): scale-up and value creation, post-merger integration, exit and transaction readiness (including three PE sell-side diligences, carve-outs and integrations); interim and fractional COO/GM and Operating Partner roles; board and executive committee advisory; systemic leadership and executive coaching. - [Approach](https://www.essl.ltd/approach/): senior-led engagements with a curated partner bench; the ESSL 3D Method (Determine, Develop, Deploy); the ESSL Transformation Map. - [Clients](https://www.essl.ltd/clients/): international focus, sectors and selected (anonymised) work. - [Executive Coaching](https://www.essl.ltd/coaching/): systemic executive leadership coaching using Hogan, the Harthill LDP and Xenergie's Enterprise Vitality model; the Five-Stage Leadership Programme. - [About](https://www.essl.ltd/about/): the firm, its founder, track record, education and credentials. - [Scale-Up Readiness Check](https://www.essl.ltd/readiness-check/): free ten-question self-assessment. - [Contact](https://www.essl.ltd/contact/)