On searching the Internet for references to Longhurst group I have found the following articles. Longhurst Group do not seem to be a great company. It seems they will go above and beyond to get their desired outcome.
Developer wins appeal to build homes on green space
Housing ombudsman report – Longhurst Group Limited (202001266)
Housing ombudsman report – Longhurst Group Limited (202112155)
Housing ombudsman report – Longhurst Group Limited (202105677)
Housing ombudsman report – Longhurst Group Limited (202002782)
Housing ombudsman report – Longhurst Group Limited (201906862)
Trustburn reviews site – Longhurst group
Action demanded after Peterborough development ‘plagued by rubbish and rats’ for five years