About Us


At Psychology for Success we provide you with psychology experts when you need them: For legal cases (expert witness), rehabilitation (insurance and legal claims), work and education (dyslexia, autism, Mensa etc) 

We know it can be difficult knowing what you need, so we are here to take the stress out of finding a psychologist. We will ask some questions about your needs to ensure we match you up with the best expert for your needs.  

We have an extensive register of associate psychologists who are experienced, vetted and highly professional. We look forward to supporting you with all of your needs. 

Psychology For Success

Our Approach

Our approach means that we are always willing to be realistic when focusing on what we can offer you, ensuring that we constantly give you advice through the process. Very importantly, we take pride in being master communicators and we always remain honest regarding what can be delivered, endeavouring to ensure that there are no surprises along the way.

We are also staunch believers in equality and we ensure this is promoted in all the work we produce. We work hard to make sure we deliver solutions that do not discriminate against any groups and go through detailed analysis to confirm this.

Join Us

Are you looking to join our team? We’re currently recruiting for Associate Psychologists and Honorary Psychologists.

To apply, please complete our application form and a member of the team will be in contact!

Meet Our Team

Psychology For Success Team | Leonie Campbell
founder & CEO

Leonie Campbell

Leonie is a BPS Chartered Psychologist and a HCPC Registered Counselling Psychologist. With an extensive background in psychology, Leonie offers an empowering approach to her clients.

Psychology For Success Team | Emily Wessels
bookeeping & accounting

Emily Wessels

With a background in law, Emily has over 10 years’ experience working as a legal secretary, bringing her PA expertise to the team. Having retrained in Bookkeeping and Accounting, Emily works as an accounts assistant within our accounts team.

Psychology For Success Team | Bethan Trueman

Bethan Trueman

Bethan leads the digital marketing and design side of Psychology For Success. Her skills and responsibilities include social media management, content marketing, graphic and web design, and strategy.

Psychology For Success Team | Antoinette Marlis

Antoinette Marlis

With over 15 years’ experience being an Executive Assistant in a London City Law Firm and a qualification, BSc (Hons) in HR Management. Antoinette works as an VA assisting with admin needs.

Psychology For Success Team | Helen Collis-Ayoubi

Helen Collis-Ayoubi

Helen leads the Strategic Marketing and Business Development operations for Psychology for Success and aims to support the team to cultivate relationships for the long-term, build a foundation for sustainable business growth and improve communications to enrich the customer experience.