Light… it’s design, it’s engineering, it’s art, it’s science, and it affects our lives, our wellbeing, wildlife, and our environment.

About Illume Design

We are dedicated to providing quality lighting design, working to our clients aspirations and budget.

We are completely independent, offering unbiased advice and product specifications.

We are based in Exeter, Devon, however we cover projects nationally.

Our Clients

We work with:

  • Contractors
  • Developers
  • Architects
  • Landscape Architects
  • Planning Consultants
  • Environmental Consultants
  • Local government
  • Local authorities
  • Multi-disciplinary Consultancies
  • Private sector clients
  • Ecologists
Software we use includes:

• AutoCAD
• Lighting Reality – Roadway and Outdoor
• Dialux
• Dialux Evo
• Relux

Our Values



Environmentally Focused

Honest with Integrity



Bonnie Brooks | Director


Our team is led by Bonnie Brooks, who is a Chartered Electrical Engineer and Lighting Specialist with over fourteen years’ experience working within the industry. Developing concept to detailed designs, producing detailed surveys, reports and 3D modelling. She specialises in producing Lighting Impact Assessments to accompany planning applications. Assessing and advising on mitigation of the effects from both internal and external lighting on the environment and ecological sensitivities.

Bonnie is a full member of both the Chartered Institute of Building Services Engineering (MCIBSE) and the Society of Light and lighting (MSLL). She is actively involved in the industry, including acting as regional representative for the SLL, presenting at various events and symposiums, and chairing the panel/ authoring an update to the ILP PLG04: Guidance On Undertaking Environmental Lighting Impact Assessments. She also won a number of awards for her work associated with her BEng (Hons) Building Services Engineering degree at London South Bank University, and for her MSc in Light and Lighting at UCL.

Bonnie has a particular passion for the physiological and psychological effects of lighting; and the effects of lighting on wildlife and the environment.


  • MSc Light and Lighting with Distinction
  • First Class BEng (Hons) Building Services Engineering
  • 17th Edition Update 2382-20
  • 2391 Level 3 Inspection, Testing and Certification of Electrical Installations
  • JIB Qualified Electrician
  • NVQ Level 3 Advanced Modern Apprenticeship in Electrotechnical Services
  • BA (Hons) Design

We are SMAS Worksafe accredited. SMAS is a registered member of Safety Schemes In Procurement (SSIP).

Industry Involvement

We are actively involved in the industry. Bonnie is the representative for the Society of Light and Lighting (SLL) in the South West, organising events and seminars. We provide CPD presentations on various lighting topics, and have also presented at symposiums and conferences. Bonnie is also involved in writing and reviewing lighting guidance, working with the Institute of Lighting Professionals (ILP). We are active supporters of STEM learning, and women in construction and engineering. Encouraging young people, and graduates within the industry.

We provide CPD seminars and presentations for symposiums and conferences on a range of topics including Lighting Impact Assessments, Lighting and Wildlife including Bats, Street Lighting, the latest Lighting Standards and Guidance, Interior Lighting Design, LED Lighting and Controls.

Contact us