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16+ Years Training Excellence
5000+ Professionals Trained Worldwide
Trusted By Global Brands

Training That Transforms Commercial Capability Into Competitive Edge

Since 2009, we’ve combined training and coaching with emotional intelligence to develop commercial skills that last, delivering real-word impact.

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Trusted By Leading Organisations Worldwide

Liverpool Virgin Media GU Expedia KFC M&S Trainline KP Graze Little Dot Studios Kiddylicious BBH Blair Partnership FIFA Lotus Motorola Octus Owkin Quickline Samsung Sky Smurfit Kappa Star Storck Quickline TT Group Verallia

Training That Sticks. Results That Last

Unlike generic training that fades, we design programmes around your business. We take the time to understand your goals and challenges, creating training powered by emotional intelligence that delivers measurable results.

What this gives you and your people:

  • Improved commercial performance.
  • Stronger relationships that drive results.
  • Increased confidence and control.
  • Improved responsiveness to change
  • Greater resilience in challenging environments
  • Higher employee loyalty and engagement

WHAT MAKES DIADEM DIFFERENT

Proven Insights And Real-World Impact

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Winning Commercially Requires Intelligence

(IQ + TQ + CQ) EQ
= Commercial Potential

IQ

Actual
Intelligence

TQ

Technical
Experience

CQ

Commercial
Savvy

EQ

Emotional
Intelligence

“How have I got this far in my career without this training? I truly believe that this will change my performance in the future”
HAZEL CLARK, Head Of Marketing, Florette

“The time, commitment, passion, expertise and patience shown by Diadem supported our learning and provided a safe environment to work through the observed behaviours and skills”

PAUL TYNAN, Sales Director, Nestle Cereal Partners

“Coaching with Diadem has been a revelation. It has taught me that taking time out to understand what makes you and your organisation tick is 90% of the solution to ensuring you get the most out of every situation. The only downside is that the sessions are over way too soon!”​

DUNCAN MACDONALD, Executive Director, Hyperoptic
“The coaching techniques have given me the confidence to offer my support and resource to anyone within the commercial function who may need it.”​
HANNAH GIBSON, HEAD OF SPECIALIST BUSINESS UNITS, KP Snacks
“I can’t recommend Diadem’s Master Negotiator workshop highly enough – it was the best course I’ve ever been on! The high quality of the training on the day together with the personalised follow-up coaching has helped embed those transferable skills which are invaluable in my job.”​
JO WHEATLEY, SENIOR PARTNER DELIVERY MANAGER, Virgin Media O2
“This programme was really targeted to our business needs and wherever possible was applied to real examples, making it easier to consider how to use these tools and techniques when back in the “real” world!.”​
LAURA ATWELL , National Account Manager, Beiersdorf
“The Diadem trainers are really inspiring and involved the whole group. I really enjoyed the workshop and the energy they have.”​
ALI SYED, Commercial Director, Expedia Group
“Today I had a career defining meeting with the top brass of Virgin Media. Due to the skills acquired through the Diadem Master Negotiator training – the meeting was a breakthrough. In 22 minutes, we achieved a £20m saving.”​
JEFF WOLLEN, Executive Director, Virgin Media o2
“By using one of the STRONG techniques with a client I re-couped the total programme costs for myself and my seven colleagues.”​
ROB EVERETT, Client Services Director, COMAG
“Diadem have helped me transform both my content and performance in such a short space of time. They have the knack of spotting areas of improvement and give constructive advice on how to make your presentation memorable. Diadem are insightful, committed, fun and direct. I can’t recommend them and this course highly enough.”​
PETER ROBERTS, Senior Relationship Manager, Investec Bank

Talk to Us About Your Training Needs

Every business is different. Book your free call today and we’ll explore the training approach that will deliver the greatest impact for your people and business.

  • Book Your Discovery Call

    Our team will be in touch within 24 hours to schedule your call.

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