Our Clients & Success Stories

Trusted by leading organisations across the UK to develop talent and drive operational excellence

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Featured Case Studies

Crystal Palace FC
Sport & Entertainment
Challenge
Upskill operational and admin staff across the club's non-playing workforce while maintaining seamless matchday operations and daily functions.
Solution
Team Leader L3 and Operations Manager L5 apprenticeships delivered with flexibility around the demanding football calendar, with scheduling that accommodated matchdays and seasonal variations.
Results
12 staff enrolled across 2 cohorts with 100% completion rate. 3 apprentices promoted to senior operational roles, strengthening the club's management pipeline.
Transport for London
Transport & Logistics
Challenge
Ensure consistent CSAS/RSAS accreditation training across a dispersed workforce of 500+ staff across multiple London locations with varying shift patterns.
Solution
Delivered rolling cohorts of safety training at multiple convenient London locations with flexible scheduling to accommodate different shift patterns and operational requirements.
Results
200+ staff trained annually with 98% pass rate. Documented reduction in incident reports and improved safety culture across the network.
Financial Times
Media & Publishing
Challenge
Equip newsroom and commercial teams with data literacy and AI skills to remain competitive in a rapidly evolving digital media landscape.
Solution
Data Technician L3 and AI & Automation L4 apprenticeships tailored for non-technical staff, focusing on practical application to editorial and commercial workflows.
Results
8 apprentices in first cohort with measurable improvement in data-driven decision making across teams. Enhanced competitive capability in digital transformation.
Dorset Council
Public Sector & Government
Challenge
As TESS Group's largest apprenticeship client, Dorset Council needed to develop next-generation leaders across a broad range of services — building a sustainable leadership and people pipeline spanning Level 3 to Level 7.
Solution
Multi-level programme spanning Team Leader L3, Operations Manager L5, and CIPD & ILM qualifications up to Level 7 — embedding CMI, ILM, and CIPD professional development within each apprenticeship standard.
Results
72 learners across multiple cohorts spanning L3–L7. Improved staff retention, clear pathways to senior roles, and a strengthened leadership bench across the council.
Sunbelt Rentals
Manufacturing & Engineering
Challenge
Establish consistent management standards and operational excellence across rapid growth and multiple acquisitions, while also equipping teams with AI and strategic skills for the future.
Solution
Leadership apprenticeships alongside bespoke face-to-face training in AI Prompting and business strategy. Combining apprenticeship programmes with targeted short-course delivery for maximum impact.
Results
33 learners across apprenticeship programmes, plus bespoke AI and strategy training delivered to wider teams. Identified £180k in process efficiency savings and standardised improvement capability across the organisation.
University of Kent
Education
Challenge
Align HR team practice with CIPD standards while embedding coaching capabilities to enhance support across multiple departments and staff development.
Solution
Coaching Professional L5 and HR Support L3 apprenticeships delivering CIPD alignment and practical coaching skills for internal team development.
Results
6 apprentices completed. Coaching culture embedded across 3 departments with improved employee engagement and development outcomes.
Services for Education
Education Services • Birmingham
Challenge
As schools and education providers grapple with the rapid adoption of AI tools, Services for Education needed to upskill their teams in practical, responsible AI usage — from content creation to administrative efficiency and communication.
Solution
TESS delivered several face-to-face bespoke AI Prompt-Powered Productivity sessions, equipping education professionals with the skills to use AI tools effectively in their day-to-day roles — from lesson planning and data analysis to communication and administrative workflows.
Results
Multiple cohorts trained across several sessions. Education staff now confidently integrating AI tools into daily practice, with measurable time savings on administrative tasks and improved content quality.
Eurofins Forensics
Scientific Services • Global
Challenge
Develop coaching and HR capability across the UK division of a global scientific services leader, ensuring managers have the people skills to complement their technical expertise.
Solution
Coaching Professional L5 and HR Support L5 apprenticeships, alongside Improvement Practitioner L4 (Lean Six Sigma) rollout — blending people development with operational excellence.
Results
Multi-cohort programme delivered across UK divisions. Enhanced coaching culture and stronger HR capability supporting the organisation's continued growth.
Covea Insurance
Finance & Insurance
Challenge
Build internal coaching and HR capability to support a dispersed workforce and drive employee engagement across the insurance group.
Solution
Coaching Professional L5 and HR at L5 apprenticeships designed to give managers practical coaching tools and strategic HR skills aligned to business needs.
Results
Strengthened coaching and people capability across the organisation, with coaching approaches now embedded in day-to-day management conversations.
Clarins
Retail & Consumer
Challenge
Advance the HR function to a strategic level, equipping senior HR professionals with CIPD Level 7 capability to drive people strategy across the UK business.
Solution
Senior People Professional L7 apprenticeship with embedded CIPD qualification, developing strategic HR leadership aligned to Clarins' brand values and global people strategy.
Results
Senior HR team now operating at strategic CIPD Level 7 standard, with enhanced capability to lead people initiatives and influence business outcomes at board level.
National Highways
Transport & Infrastructure
Challenge
Elevate HR professionals to strategic partners capable of driving people transformation across one of the UK's largest infrastructure organisations.
Solution
Senior People Professional L7 apprenticeship with embedded CIPD Level 7 qualification, enabling HR leaders to operate at a strategic level alongside senior operational decision-makers.
Results
Strategic HR capability strengthened at L7, with HR professionals now contributing directly to boardroom-level people strategy and organisational transformation.
NHS Trusts
Health & Social Care
Challenge
Develop leadership and HR capability across multiple NHS trusts, supporting clinical and non-clinical managers from frontline supervision to strategic people leadership.
Solution
Multi-level programme spanning Team Leader L3, Operations Manager L5, and CIPD-aligned HR apprenticeships at L5–L7 — tailored to NHS governance, values, and workforce challenges.
Results
Cohorts delivered across multiple trusts. Stronger leadership pipeline and improved people capability, with apprentices gaining both NHS-relevant skills and nationally recognised qualifications.

Client Testimonials

Training times were flexible to our needs and various locations. Team productivity has increased as a result of working more efficiently and safely.
Dan Potter
Mode Security Group
Programme met operational and location needs with bespoke branded learner workbook. Learners gained toolkits like commitment methodology and performance checklist framework.
Emily MacKay
Bravissimo
Staff morale boosted as they learned skills from each other in different environments. Training was flexible at convenient times and locations.
Tom Booth
Secure Pro
Flexible, accommodating, genuine and friendly organisation. Apprentices gave outstanding feedback on their tutor. Highly recommendable.
Trudi Hamer
Step Ahead
Everything from training sessions to tutor sessions was excellent. Course material applied directly to day-to-day work and made immediate impact.
Harrison
Improvement Practitioner L4

Trusted Across Every Sector

Eurofins Forensics
Leadership Development
NHS Trusts
Health & Social Care
Clarins
Retail & Consumer
OTIS Elevators
Manufacturing & Engineering
Covea Insurance
Financial Services & Insurance
SKF
Manufacturing & Engineering
National Highways
Transport & Logistics
Arriva
Transport & Logistics
Cosworth
Manufacturing & Engineering
RS Components
Professional Services
NSK Europe
Manufacturing & Engineering
Fitzroy Support
Health & Social Care
CILEX
Professional Services
VEKA Recycling
Manufacturing & Engineering
Services for Education
Education
DPD
Transport & Logistics
Heathrow
Transport & Logistics
Everton FC
Sport & Entertainment
Serco
Public Sector & Government
National Express
Transport & Logistics
Cornwall Council
Public Sector & Government
University of York
Education
JCDecaux
Retail & Consumer
Vital Energi
Manufacturing & Engineering
Williams Lea
Professional Services
West Berkshire Council
Public Sector & Government
Sandwell College
Education
Weatherbys
Professional Services
William Hill
Retail & Consumer
Aerial Direct
Professional Services
Agilisys
Professional Services
ABM
Professional Services
City Sprint
Transport & Logistics
Countrywide Group
Retail & Consumer
Napier.ai
Professional Services
Laleham
Education
Brand Fusion
Professional Services
Falck UK
Health & Social Care
Evergreen Marine
Transport & Logistics
Emerson
Manufacturing & Engineering
Green Energy Switch
Professional Services
Giacom
Professional Services
O-I Glass
Manufacturing & Engineering
Linde Material Handling
Manufacturing & Engineering
Longcliffe
Manufacturing & Engineering
Enquire Learning Trust
Education
Digital Wholesale Solutions
Professional Services
National Fostering Association
Health & Social Care
Principal AM
Professional Services

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