Building Energy Certification


FLATT provide Energy Performance Certificates for the sale, lease or rent of buildings, including predictive energy assessments to assist the design process and support planning submissions.

Energy Performance Certificates (EPC)

We offer a comprehensive building energy certification service for both commercial and residential properties.

Design options can be assessed to evaluate and demonstrate compliance with Building Regulations, BREEAM and HQM Assessments. This includes the provision of SAP and SBEM calculations for buildings of all types and complexity.

Energy Certification Services

  • Residential SAP/PEA analysis for new dwellings
  • Building Regulations Part L SBEM Analysis (Level 3, 4 and 5)
  • Building regulations Part L Energy and Emission Assessments
  • Residential Energy Performance Certification (EPC)
  • Commercial Building Energy Performance Certification (EPC)
  • Display Energy Certificates (DEC) for Public Buildings
  • Building Regulations Part G Water Usage Calculations
  • Minimum Energy Efficiency Standards Compliance
  • BREEAM Certification

Building Regulation Compliance (SAP/SBEM)

Energy Performance assessments for new Residential properties are undertaken using Standard Assessment Procedure (SAP) calculations to demonstrate Building Regulation Part L compliance and inform Energy Statements.

Commercial developments are assessed using the Simple Building Energy Model (SBEM) to demonstrate their compliance with Building Regulations Part L.

On completion of a project, we will lodge the EPC on the National Register on behalf of the Client.

Minimum Energy Efficiency Standards (MEES)

The Energy Efficiency (Private Rented Sector) (England and Wales) Regulations 2015 make it unlawful from April 2018 to let residential or commercial properties that have an EPC of ‘F’ or lower.

We can advise clients of opportunities to improve their existing buildings energy performance to meet the ‘Minimum Energy Efficiency Standards’ (MEES).

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We have employed Flatt on several of projects since 2012 and their service has been exceptional. Their thorough, analytical and creative approach to our projects is highly valued, as is their diligent approach during the construction process and post completion. We hold Flatt in high regard and look forward to continuing our relationship in the future.

Derwent London

Flatt has worked as Consultant Engineers with us over several years on a number of different projects and have always proved supportive, proactive and engaging... we would not hesitate to consider them again in the future.

Workspace Group

We have engaged the services of Flatt throughout a number of our regions and irrespective of the size of project have found them to be totally professional in their approach and delivery of those services and would have no hesitation in recommending them.

Berkeley Homes

Flatt are one of our lead M&E consultants and we value their professional and pragmatic approach to project management and refurbishment work, particularly with the increasing demands and needs of the sustainability agenda.

Threadneedle Property Investments

We have worked closely with Flatt Consulting on a large complex residential project and found them to be proactive, thorough and detailed in their approach. They have always been helpful leading to a very positive team approach. I do not hesitate in recommending Flatt Consulting to our clients.

WCEC Architects

Flatt Consulting are an important part of our office development team because of their proactive, cohesive and cost sensitive approach to systems design and problem solving

Westminster Real Estate

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