Birmingham’s most sustainable office building unveiled at 19 Cornwall Street

Latest News Wed, Sep 24, 2025 6:24 AM

A new era of sustainable workplace design has arrived in Birmingham with the unveiling of 19 Cornwall Street, a landmark 139,000 sq ft net zero carbon office building in the heart of the city’s business district.

Setting a new benchmark for energy-efficient commercial spaces, the building has achieved a NABERS 5 Star Design Reviewed Target Rating, underscoring its credentials as one of the most sustainable office developments in the UK.

The project brought together a world-class team of consultants including:

  • Architects: Associated Architects
  • MEP Engineers: Hydrock
  • Structural Engineers: SBK Consulting
  • Sustainability Advisors: Cundall
  • Employer’s Agents & Cost Consultants: Gardiner & Theobald

Every aspect of the building has been crafted with sustainability and occupier wellbeing in mind.

The result is a low-impact, energy-efficient and future-proof office space that significantly reduces operating costs for tenants.

Key sustainable features of 19 Cornwall Street:

  • Targeting BREEAM Excellent certification
  • Targeting WELL Gold certification
  • NABERS 5 Star Design Reviewed Target Rating
  • A Rated Energy Performance Certificate
  • All-electric building with zero on-site fossil fuel consumption
  • Integrated photovoltaic panels and high-performance façade to reduce energy demand
  • Openable windows and natural ventilation to atrium for enhanced tenant wellbeing
  • Smart building technology including real-time energy and air quality monitoring
  • Extensive cycle storage, showers and changing facilities to promote sustainable commuting
  • Use of low carbon materials and modern methods of construction (equivalent to LETI Band A+ (Upfront Carbon, A1-A5)
  • Biophilic design elements to enhance indoor air quality and employee wellbeing

These forward-thinking design choices not only reduce the building’s environmental impact but also significantly cut energy bills and operational expenses for occupiers, making 19 Cornwall Street a financially as well as environmentally sound choice.

Leigh Thomas, group managing director, Kier Property, said: "19 Cornwall Street sets a new standard for commercial buildings in the UK. We’ve combined design excellence with environmental ambition to deliver a workspace that doesn’t just look great but truly performs. “By achieving a NABERS 5 Star Design Reviewed Target Rating and focusing on long-term energy efficiency, we’re offering occupiers a future-proofed, low-cost, high-performance building at the heart of Birmingham’s commercial district.

“The building marks a major milestone in Birmingham’s transition to a low-carbon economy."

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