London

  • James Williamson

    Senior Director James has been working in the hotel property sector for more than 25 years, having started out in the Property Department of the Forte Hotel Group before transferring to a consultancy role following his involvement in the sale of the Group. James is excited to be joining Graham + Sibbald to focus, on…

  • Annette Hatt

    Associate Annette has been working in the property management accounts industry for over 30 years. She started working for Graham + Sibbald in June 2022 following their acquisition of Keningtons LLP. She looks after 27 clients accounts. Her role involves all aspects of property management accounting including, invoicing tenants, posting receipts, and assisting Purchase Ledger….

  • Natalie Charles

    Associate, Head of Client Accounts Natalie has been working within property management accounts for over 30 years, starting as a property accountant with Chestertons, having previously worked on the client side. Having worked for several well-known firms of chartered surveyors she started her journey with Graham + Sibbald in June 2022 in their Asset Services…

  • Keri Monaghan

    Assistant Facilities Manager Keri works within our London office and came to the business through Graham + Sibbald’s acquisition of Keningtons, she has been in her current role since November 2021. Keri has previously worked for a Property Management company where she specialised in the residential sector for 5 years, making her fairly new to…

  • Magali Dragosevic

    Accounts Manager Magali is Accounts Manager. Based in the London office, she joined Graham + Sibbald in June 2022, following their acquisition of Keningtons LLP, with whom she had worked for the past eight years. On completion of Business Management studies in Paris, she moved to London where she explored possibilities as Translator, assisting various…

  • Philip Costa

    Senior Director Philip Costa joined Graham + Sibbald’s London office in late 2022. Specialising in all aspects of commercial property from valuations to lease advisory and Expert Witness property valuations (both commercial and residential), Philip is also appointed by the Royal Institution of Chartered Surveyors (RICS) to act as an arbitrator and independent expert in…

  • Sue Lovering

    Office Manager/Team Administrator Sue has over 20 years’ experience in providing administrative/secretarial support and came to the business through Graham + Sibbald’s acquisition of Keningtons. Sue joined Keningtons in 1998 as an office junior supporting the Management department and then progressing to secretary to the Building Surveying team.  In 2006, Sue took on the role…

  • Salma Hathbul

    Senior Director Previously a member of the Keningtons team, Salma moved back to join Keningtons who have been bought over by Graham + Sibbald in 2022. Salma was promoted to Director in 2023 and is responsible for the Commercial Property Management and Asset Services. Salma has multi-disciplinary experience and works closely with our trade union…

  • Guy Pewter

    Director Guy joined Graham + Sibbald following the acquisition of Keningtons in 2022. He had been with Keningtons since 2018, managing all aspects of property management alongside related landlord and tenant matters. Guy deals with commercial management of properties for a number of clients, including pension funds, private investors and family trusts. This role is…

  • Jill Howells

    Consultant Jill joined Graham + Sibbald following the acquisition of Keningtons in 2022. Since joining Keningtons in 1990, Jill has concentrated on developing the Professional Services Division to encompass all aspects of valuation, landlord and tenant and rating work. She became a Partner in 1993 and Managing Partner in 2005. Drawing on almost 30 years…