Realistic Doodle of a Person for Marketing

I need a professional artist to create a realistic doodle of a person for marketing purposes. The doodle should be suitable for a presentation and capture the attention of potential customers. The person is a coach and the doodle is supposed to illustrate their unique abilities and how he helps clients.

Ideal Skills:
- Proficiency in doodling and illustration
- Experience with creating marketing visuals
- Ability to depict a realistic style
- Creativity to make the doodle engaging

Experience:
- Prior work with marketing teams or projects
- Portfolio showcasing realistic doodles, particularly of people
- Positive reviews from previous clients on doodling and illustration work