Dezeen teamed up with British masonry specialist Marshalls to live stream an interview with the company's sustainability director Chris Harrop.
Established in 1890, Marshalls provides stone and concrete products for construction and home improvement.
The company, which was named by the Financial Times as one of this year's Europe's Climate Leaders, also supplies urban landscaping materials for prestigious landmarks such as Trafalgar Square in London.
Chris Harrop is Sustainability Director at Marshalls
Dezeen's acting US Editor India Block interviewed Harrop about Marshalls' approach to sustainability, focussing on the company's concrete bricks, which Harrop claims are less carbon-intensive than traditional clay bricks.
"Due to the way we manufacture our products, they have significantly less embodied carbon than clay bricks ? almost 50% less over their whole lifecycle," said Harrop. Dezeen's acting US Editor India Block
Alongside his role at Marshalls, Harrop is also a non-executive director of Fair Tax Mark, a non-profit that gives certification to companies paying the correct amount of corporation tax.
He is also chair of Made in Britain and a trustee of the Greater Manchester Immigration Advice Unit.
Prior to working at Marshalls, Harrop was chairman of United Nations Global Compact Network UK, which helps businesses and non-businesses to engage in areas of human rights, labour, environment and anti-corruption.

From January 2011, Harrop was a non-executive...