Sansom and Acacia Management Services Limited
Consider if your request would be better directed to the relevant council, in this case Waltham Forest Borough Council. 



Sansom and Acacia Management Services Ltd is a tenant management organisation (TMO). TMOs are legislated for under the Housing (Right to Manage) Regulations 1994, and allow residents of council housing or housing association homes in the UK to take on responsibility for the running of their homes.



See also: Tenant management organisation on Wikipedia.