
At Spire we help Architects, Developers, and Self-builders navigate Building Regulations without the stress. We handle the technical complexities to ensure your project is compliant and energy efficient and offer practical technical design and sustainable technology advice to solve problems collaboratively. If you are looking for an approachable, reliable partner for your next build, or simply some advice please get in touch by filling out the form at the bottom of this page!
Our Services

SAP Assessments & EPC's
From concept to final sign-off, we provide the desk-based SAP calculations and As-Built EPCs you need for Part L compliance. Fast, accurate, and tailored to deliver cost-conscious, energy-efficient results.

Condensation Risk Analysis
Precision Condensation Risk Analysis to protect your build. We analyse material layers to identify interstitial moisture risks, helping you design durable, compliant, and healthy buildings.

Processing Photographic Evidence
Take the stress out of Part L photographic evidence. We professionally audit and process your BREL photos with absolute precision, ensuring your submissions meet exact building control criteria for a hassle-free final sign-off.

Part O Overheating Assessments
We provide Part O Overheating Assessments via the Simplified Method, analysing your glazing and ventilation plans early to ensure quick, cost-effective compliance.

Part G Water Calculations
​Precision Part G Water Calculations to meet UK water efficiency targets. We help you specify the right flow rates for your fixtures, delivering cost-conscious compliance from design to final building sign-off.
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Heat Loss Prevention Detailing Support
Expert heat loss prevention detailing rooted in over 15 years of architectural practice. We provide the technical insight needed to minimise thermal bridging, optimise fabric performance, and unlock cost-conscious, energy-efficient designs.

U-value Calculations
Precision U-value calculations to optimise thermal performance. We help you eliminate heat loss, refine material specifications, and design genuinely energy-efficient buildings.

Technical Design Advice
Architectural expertise that gives your project the upper hand. Backed by over 15 years in practice, we provide the inside technical knowledge needed to maximise fabric performance and deliver optimal, hassle-free compliance.

Site Visits & In-Person Meetings
Hands-on support, wherever you need it. We offer flexible in-person meetings and on-site design consultations, working closely with you to ensure your project requirements are fully optimised for a successful, hassle-free build.
Contact
Bridport, Dorset
07356 262096
Opening Hours
Mon - Fri
Saturday
​Sunday
8:00 am – 8:00 pm
10:00am – 4:00pm
10:00am – 4:00pm
