Our surveyors have a range of skills and experience but all share the company ethos of providing sensible practical advice with a personal touch.
We believe in recruiting excellent people and investing in their development and continued improvement for the benefit of our clients. We pride ourselves on the longstanding nature of many of our client relationships.
Patrick Crowther
Managing Director

BSc (Hons) MRICS

Patrick is a chartered building surveyor who qualified in 1995. The early years of his career were spent with large practices in London’s West End but, in 2001, he became a partner in Crowther and Co, which subsequently became Crowther Overton-Hart. As well as managing the business, Patrick also undertakes professional work, particularly (but not exclusively) dilapidations, party walls and building surveys.

Patrick is a trained assessor for the RICS Assessment of Professional Competence (APC), He is an active member of the Sussex branch of the Pyramus and Thisbe Club which promotes excellence in party wall practice.

In his spare time Patrick enjoys watching sport and is a member of his local rugby and cricket clubs.
Bob Overton-Hart


Bob is a chartered building surveyor with over 40 years’ experience. As well as being a Fellow of the Royal Institution of Chartered Surveyors he is a Member of the Chartered Institute of Building.

Bob's experience covers all aspects of building surveying and he specialises in conservation projects, defects analysis and expert witness. Bob is the serving Project Officer for the Sussex Heritage Trust and sits on the judging panel for their annual awards. He is member of the Brighton and Hove Planning Agents’ Forum and a chairman of panels for the RICS Assessment of Professional Competence (APC), the assessment process which junior surveyors undertake in order to achieve chartered status.

In his spare time Bob is involved with his local church and likes to keep fit, enjoying cycling and walking.
Robert Harris

BSc (Hons) MRICS

Robert is a chartered building surveyor who qualified in 1989. His experience extends across properties ranging from commercial, industrial, rural and residential, including listed and historic buildings.

Robert has extensive experience as a contract administrator under JCT forms of building contract. With a strong grounding in the legal aspects of professional services, his specialist professional roles include acting for landlords and tenants in dilapidations claims and he has also acted as an Expert Witness.

Robert is a member of The Pyramus & Thisbe Club for party wall surveyors and has negotiated party wall awards for commercial and residential property owners in London and the South East.

Robert is a former assessor for the RICS Assessment of Professional Competence (APC), and has successfully mentored graduate surveyors through the RICS APC process.

A keen bowls player, he has represented Sussex on the indoor and outdoor greens. He is a volunteer for RNIB, enjoys cycling and is a fan of motor racing.
Andrew Coleman

BA (Hons) PgDip MRICS

Andrew is a chartered building surveyor. He is experienced in all types of surveying work and as well as occasional private client work he is lead surveyor for a number of our management clients. Prior to joining us he worked for a national surveying firm covering projects throughout south east England, predominantly for estate and portfolio clients.

Andrew lives on the South Downs and enjoys walking and cycling around his home. He is also a keen amateur photographer.
Cathy Haines
Senior Building Surveyor


Cathy qualified as a Chartered Building Surveyor in 2013 having previously completed a Masters degree in surveying. She is a Member of the Association of Project Safety and is also a graduate of the RICS/SPAB Conservation Summer School.

Cathy is experienced in all aspects of building surveying work and is COH’s main advisor on the Construction (Design and Management) Regulations 2015.

In her spare time Cathy helps lead the youth group at her local church, and also enjoys travelling and photography.
Hugh Rowlandson BSc
Consultant Building Surveyor

Hugh is our Consultant Building Surveyor. Hugh has had a varied career, working on all types of property around the UK, and is particularly experienced in period buildings. At COH, Hugh specialises in building surveys
Sheila Barnes
Office Manager

Sheila is our office manager and deals with accounts.
Carla Enticknap
Receptionist and Team Secretary

Carla is our receptionist and team secretary.
Want to work with us?
We are always interested in expanding our team by recruiting excellent building surveyors. All staff benefit from an interesting and challenging workload, in a pleasant environment, and funded training and Continuing Professional Development (CPD).

We offer excellent coaching and mentoring for trainees. As experienced Assessors for the RICS, Patrick, Bob and Robert can offer valuable support and insights into the process of becoming qualified.

Please get in touch if you would like to find out more.
Website by Appropriate