Marquis & Co

RICS Helpline Scheme

We are part of the RICS Helpline Scheme, offering 30 minutes impartial, expert advice over the telephone for specific issues. Please call us on 020 8891 0222 for advice about Boundary Issues or Party Walls.

Type of surveyor

  • Chartered Valuation Surveyor

Surveying services

  • Boundary issues
  • Party walls

Business type

Private Practice

Partners and Directors

  • Michael Donaldson


Registered Valuer

  • Michael Donaldson

Contact Marquis & Co

RICS Regulated Firm
Firms that come under RICS regulation are easy to spot as they use the words 'Regulated by RICS' on their letterhead and other communication materials. Regulated firms must follow the RICS Rules of Conduct for Firms and are held to a higher standard in areas such as staff training, professional indemnity insurance, complaints handling and security of clients' money.


54 Richmond Road, Twickenham, Middlesex, TW1 3BE

Firms that are Regulated by RICS commit to the highest professional and ethical standards. In the rare cases where disciplinary action has been taken against a firm, records are published online.

If you cannot find the information you are looking for, please contact RICS Regulation at Alternatively, if you wish to make a complaint, please contact