Interiors March 3, 2020 Callender Howorth: Luxury Interior Design For Every Taste Located in London, Callender Howorth is one of the best luxury interior design practices with an amazing portfolio of inspiring residential interiors founded by Mark Howorth in 1997. Ofering design, building, renovation and styling services for luxury homes Callender Howorth delivers an exceptional work based on their desires and lifestyle. […] [pssc_all] shares