Principal Staff
- Simon Dyson, Director
- Nicholas Weedon, Director
- Michael Garber, Director
- Russell Hanslip, Consultant
- Hilary Harris, Landscape Consultant
Technical Staff
- Rebecca Johnston-Photis, Senior Architect
- Gareth Higgins, Senior Architect
- Basil Jradeh, Architectural Technician
Simon Dyson
Director ~ Dip.Arch, RIBA, AABC
Simon undertook his architectural training at Canterbury School of Architecture 1980-1986, and completed his practical Training year at the Department of Education and Science in 1984.
He has worked in private practice for three firms since 1986, schemes include commercial offices, community facilities, halls of residence, churches, restaurant, domestic and restoration. Worked on a winning submission in an invited competition for student accommodation at Brasenose College, Oxford in 1993 which has since been completed. Simon joined Russell Hanslip Associates (now Hanslip & Company) in December 1993 and became an Associate in 1998. He was included on the AABC Architects Accredited in Building Conservation Register in 2004.
Nicholas Weedon
Director ~ Dip Arch, RIBA, AABC
Nicholas trained at Canterbury School of Architecture 1980-1986 and was runner up in the 1985 RIBA International Student Competition, a scheme displayed at Royal Academy of Arts. He contributed to two editions of Traditional Kent Buildings published by the School’s Vernacular Studies Unit and undertook practical training year in a multi-disciplinary commercial practice, JF+P Group, in Brisbane, Australia.
Nicholas worked as a project architect on residential, commercial and historic building projects in a private practice in London 1986-1990 and undertook the Society for Protection of Ancient Buildings conservation course.
He worked on commercial, residential and transport sector buildings in Germany, based in Munich from 1991-1998 prior to joining Russell Hanslip Associates (now Hanslip & Company) in 1998, helping to implement IT systems, and became an Associate in 2000. Nicholas was included on the AABC Architects Accredited in Building Conservation Register in 2004.
Michael Garber
Director ~ BArch, MArch, GradDipCons(AA), RIBA CA, AABC
Michael undertook his architectural training at the University of Nottingham (2005-2011), qualifying in 2016. He developed his professional interest (and expertise) in historic buildings on the Architectural Association Graduate Diploma in Conservation of Historic Buildings (2013-2015).
He has worked at Hanslip & Company since 2015 on projects involving the grant-aided repair and conservation of churches funded by The National Lottery Heritage Fund (and its predecessors), including extensions and redevelopments of church buildings and church halls: to provide flexible spaces which respond to a variety of community uses and hire opportunities.
Michael is on the RIBA Register of Conservation Architects at ‘CA’ level and on the AABC Architects Accredited in Building Conservation Register.
Russell Hanslip,
Consultant ~ Dip.Arch
Russell trained at Northern Polytechnic, London 1963-69 and qualified as an architect in 1970. After working in public and private offices in London, he took up residence in Nassau, Bahamas in 1972, running a practice for three years. On returning to London in 1975 he joined the commercial practice of Peter Ednie & Partners in Gray’s Inn, becoming a partner in the following year. In 1985 he set up Russell Hanslip Associates in North London. After merging with a practice in Chichester in 2007, it was renamed HMDW Architects (now Hanslip & Company).
Elected President EASA Ecclesiastical Architects & Surveyors Association for 2008. In 2025 Russell resigned from the register of Architects.
Hilary Harris
Landscape Consultant ~ BLA (UGa) MLI
Hilary trained at the University of Georgia School of Environmental Design, five year Bachelors Degree in Landscape Architecture (BLA) 1973. Received the Stanley Smith Horticultural Exchange Fellowship for post graduate study, University of Reading (1973-74). Full membership of the Landscape Institute 1976.
She worked as Landscape Architect at Derek Lovejoy and Partners for 18 months before joining the Greater London Council for nine years until 1986. Team leader in charge of over 40 projects. Civic Trust, Brick Development Association, RICS and various housing organisation awards.
Hilary joined Russell Hanslip Associates (now Hanslip & Company) in 1986 as part-time Landscape Architect servicing Practice architectural schemes and running an individual portfolio of landscape schemes. Major clients: Mercury One 2 One (now T-Mobile), LVMH.
1990-95 part-time, Senior Landscape Architect for the Ash Consulting Group, Didcot. Specialist area, planning constraints.
1999-2000 Masters level Professional Updating Course, University of Westminster Business School.
Rebecca Johnston-Photis
Senior Architect ~ BSc(Hons), DipArch, PGDip, MSc, RIBA CA
Rebecca is a Conservation Architect with over 15 years of experience in the construction industry, including work on small‑scale heritage projects, with expertise in navigating designations such as Listed buildings, curtilage, conservation areas, and Areas of Outstanding Natural Beauty.
Alongside completing an MSc in Building Conservation at the Weald & Downland (University of York), Rebecca has developed strong skills in assessing significance, undertaking impact assessments, condition surveys, and securing Listed building consent. She is highly proficient in the technical and practical aspects of conservation practice, including the production of schedules of work, programming, contract administration, ecological considerations, and site inspections.
Rebecca brings her down‑to‑earth approach to provide tactful professional advice on the repair, retrofit, and maintenance of traditional buildings, and to foster positive relationships with clients, contractors, and decision‑makers.
A notable achievement includes the restoration of a Grade II listed 17th‑century timber‑framed threshing barn, which received a Highly Commended recognition in the 2022 Wood Awards for Restoration & Reuse.
Rebecca joined Hanslip & Company in 2025.
MSc in Building Conservation – Weald & Downland/University of York, 2025
PG Diploma in Professional Practice – University of Westminster, 2014
Professional Diploma in Architecture – London Metropolitan University, 2014
BSc(Hons) Architecture – Queen’s University, Belfast, 2007
Gareth Higgins
Senior Architect ~ BSc, BArch
Gareth is a project Architect with extensive experience in heritage schemes and Listed buildings. His career spans work in private practice across London and Kent, where he contributed to a diverse range of projects, from small-scale extensions to large-scale master planning initiatives in iconic locations like Covent Garden.
Gareth joined Hanslip & Company in 2025.
Bachelor of Architecture – University of Cardiff
BSc Architecture – University of Cardiff, 1995
Basil Jradeh
Architectural Technician ~ BSc
Basil has worked at the practice in London since 2008, employed as an Architectural Technician and Graphic Designer, working on a large range of projects, with a variety of work, including:
- Image editing for presentation material: early stage visualisations of projects, as well as later exercises to aid the client in choices of materials, finishes and colours.
- Reprographics, including promotional material, practice website, brochures, and advertising.
- Collating and assisting with submissions for Planning Permission and DAC Advice.
- On site dimensional, level and photographic surveys.
- Model-making, drawing and design work, including three-dimensional renderings.
2005-2008 University College, London
BSc in Architectural Studies.