DTTI AdminNovember 11, 2026
Professional Certificate in Interior Design
The Professional Certificate in Interior Design is tailored for working people, business owners and practitioners who need professional interior design skills without pausing their careers. Classes run in the evenings, on weekends and during holidays.
Course Content
- Space planning and interior layouts for homes, offices and commercial premises.
- Colour schemes, lighting design and material selection.
- Mood boards, sample boards and client presentation techniques.
- Basic CAD and 3D rendering for quick concept visuals.
- Estimating, quoting and managing small interior projects.
- Building a professional portfolio and profile.
Why Choose This Course
- Flexible scheduling designed around work and family commitments.
- Practical projects drawn from participants' real environments.
- Instruction by practising designers and qualified trainers.
Graduates add design services to existing businesses — such as furnishing shops, hardware stores and event companies — or begin consultancy work. See the course catalogue and apply online, or enquire via the contact page.