For any architectural project there are 4 easily defined phases that correspond to the following RIBA Stages of Work:

Stages 0-1: Feasibility and house survey;

Stage 2: Concept design, 3D models (optional), obtaining Planning/ Permitted Development/ Listed Building consent;

Stages 3-4: Technical detail design and Work Specifications ready for Tender;

Stages 5-7: Construction supervision, Contract Administration, Hand-over, Post-occupancy evaluation, Passivhaus Designer services (all optional).

Maiia Williams believes that sustainable design is an essential part of the design service. She includes all thermal calculations (U-value, cold bridging analysis, etc) in her design fees at no extra cost.

All project fees are project specific, please email me for further information on