We've Worked with 100,000+ Clients Since 1984

Are You an Independent Consultant Looking to Get DISC Accredited Online?

Separate yourself from other business coaches and consultants with a globally recognised DISC accreditation from the UK's leading disc training company for just £495.

Learn More About Getting DISC Accredited

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Work at your own pace

Trained 100,000+ clients

Over 30 years developing DISC assessments

Personalised Reporting

You won't just get “general description” of a person’s behavioural factor. Each report is customised to every respondent and includes feedback on all four DISC styles.

The First Online DISC Assessment

TTI Success were the first company in the world to computerise the DISC assessment - we're on the cutting edge of assessment technology.

Normalised for the UK

Our DISC questionnaire uses local data samples from Australian & New Zealand. We take into account local impacts to provide more meaningful information.

Grounded in Neuroscience

We incorporate the latest neuroscience and EEG brain imaging technology in the research and development of our assessments.

Rigorously Tested

Our last study analysed over 90 million decisions from over 300,000 people across 20 different countries, meaning our assessments are strongly validated.

Sophisticated Yet Simple Profiles

Our profiles do not contain pages of technical mumbo jumbo — they are designed for time-conscious business people with practical workplace goals.

DISC Assessments Aren't Created Equally.

Here's Why Ours Are the Most Accurate & User-Friendly

On the Cutting Edge of the Assessments Solutions Industry Since 1984

For over thirty years, we’ve helped more than 100,000 companies improve the lives and productivity of their employees, organizations and management teams.

Over 30 million assessments administered worldwide.

Assessments distributed in 115 countries and 47 languages.

Our network holds a direct presence in 58 countries around the world.

A TTI SI assessment is being created every 7 seconds

Join Our Network

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An internationally recognised accreditation

All the Resources You Need to Master the DISC Model

The CPBA is a highly sought after designation around the globe and our accreditation will help you earn it. If you're looking for an accreditation process to help you understand and apply the model, our DISC Accreditation is a powerful addition to your qualifications

Watch the video to see why we're one of the leading DISC accreditation companies 

10 cutting edge assessment tools

First ever DISC reference book & materials

The complete accreditation slide deck

Research studies and technical reports

Complimentary ongoing support

Join 7,000+ Consultants & 100,000+ Businesses Using Our Tools

Meet Lesley, one of the leading DISC profile consultants in the UK.

“We highly recommend using TTI SI assessments. Our clients are always amazed when they read their reports. They ask us, ‘How did you know all this about me?’”

Isabel Jackson

CFO and Vice President, The Essex Group 

“TTI assessment results really highlighted employees’ strengths and areas for improvement. They have a valuable tool all companies can benefit from.” 

Wade Johnson 

CEO of Valor Health 

“TTI assessments have made a big difference in our team and solved historic challenges. We use it for our hiring process and our existing management team.” 

Marty Smith 

CEO of Alarm Tech Solutions  

TTI Success Insights Was Selected Among the Top Training Industry Top 20 Assessment and Evaluation Companies Worldwide in 2018.

Get DISC Accredited

0207 917 9879

Achieve Results for Your Clients That Are Real, Impactful & Powerful

After working with our associates and TTI SI assessments, businesses and individuals experience: 

Better communication

Increased employee retention

Hiring accuracy; elimination of bad hires

Improved productivity

Better workplace engagement

Increased sales training and effectiveness

More effective management

Reduction of destructive stress

Effective development of high potential employees