One Planet Architecture

Business Description

One Planet Architecture is a professional architectural practice offering full architectural design service with special focus on low carbon, Passivhaus and ecological design.

Services include

  • Concept design
  • Planning applications
  • Detail design including building regulations
  • Services through construction to handover
  • Passivhaus design and consultancy, including use of PHPP and DesignPH software
  • Airtightness consultancy
  • SAP calculations
  • Energy statements
149 Long Lane, Charlesworth

Architect: Bridge Architects

Description: A stunning modern building is being built in the Derbyshire village of Charlesworth.  The advanced design of this Passivhaus Plus design includes ground heat exchanger in conjunction with the MVHR and sufficient solar PV to reach this standard.

Services provided: Steven provided Passivhaus consultancy throughout the design stage and is about to pick up the project again now that the building is construction.

Working for: Encraft and then DesignBuro

Time period: 2017 – present time


9 Clarendon Place, Leamington Spa

Architect: Richard S Baily

Description: Grade II listed Regency property, most recently in use as offices now converted to thirteen high-end apartments.  The brief was to achieve a low energy status through insulation, airtightness and mechanical ventilation with heat recovery.  To avoid interstitial condensation which usually besets the upgrade of masonry wall with internal insulation, Diathonite, an insulant with special moisture handling properties was used.

Services provided: Steven undertook fabric survey, U-value calculations and specification for the fabric upgrade avoiding interstitial condensation.

Working for: Encraft

Time period: 2015 to 2016


Garrick Theatre, Lichfield

Architect: Short and Associates Architects

Description: The Garrick Theatre is one in a series of innovative naturally ventilated public buildings designed by Short and Associates Architects.  The management was interested in further reducing the energy consumption of this A rated building and solving some of the temperature control problems associated with the updraught natural ventilation design.

Services provided: Steven undertook a site survey, obtained detailed energy consumption data, analysed this data, put together a report based on observation of defects and options for reprogramming the building management control system to fine tune the effectiveness of the natural ventilation control.

Working for: Encraft

Date: 2014

Steven Coulsting
Principal architect
Contact details
07785 102742