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A fresh approach based on established traditions

Get to know our experienced surveyors better

For over 60 years, OCK Chartered Surveyors has been a reliable provider of surveying services in and around London. Our experienced surveyors are highly-qualified and respected in the industry, and have allowed us to become the leading name in property valuations, management services and surveying services in London.

Robert Levy FRICS

Robert Levy FRICS who heads the Valuation Department joined the firm as a trainee surveyor in 1986. He qualified in 1993 having studied at the Hammersmith and West London College. Born in Glasgow, he now lives in North West London, is married with a  family.

Contact details: rl@ock-survey.co.uk

Hillel Broder BSc (Hons) MRICS

Immanuel Gabay BSc (Hons) MRICS

Immanuel Gabay BSc(Hons) MRICS joined the firm in 1998 as a Trainee Surveyor having had experience in Residential Estate Agency and achieving a Diploma in Residential Estate Agency at Reading University. As a Trainee Surveyor Immanuel studied part time at Southbank University and graduated in 2004 with a BSc degree in Estate Management.


He successfully completed his APC and was elected a Professional Member of The Royal Institution of Chartered Surveyors in November 2006. He proceeded to become a Partner in 2009 and heads the Management Department where he specialises in Landlord & Tenant matters for both Residential & Commercial sectors. Immanuel is married with a young family and is an active member of the local community as well as a Trustee of local Charities.

Contact details: gi@ock-survey.co.uk

Hillel Broder BSc(Hons) MRICS qualified in 1995 having studied at the Southbank University. He joined OCK in 1987. He now heads the Building Surveying Department. Born in London he is married and has a family. His interests include fish keeping, photography and portrait painting as well as previously acting as first aid volunteer in the Hatzola ambulance service.

Contact details: hb@ock-survey.co.uk

Semmy Heimann

Semmy Heimann, originally from Denmark, qualified in 1978 from West London College having joined the firm in 1971. His field of expertise is property management. A former partner, he now acts as a senior consultant to the company.

Contact details: sh@ock-survey.co.uk


James Kritzler BSc (Hons) MRICS

James Kritzler BSc (Hons) MRICS graduated from Reading University in 2004. In his final year he won the Land Securities Trillium Corporate Real Estate Prize, awarded for the highest mark in the Corporate Strategy and Property unit. He passed the APC in 2010 to become a Professional Member of the RICS. He specialises in valuation work and Landlord & Tenant rent reviews and Lease renewal work. James lives in London and is married and has a young family. He enjoys playing football, tennis and outdoor swimming in Highgate Ponds.

Contact details: jk@ock-survey.co.uk

Looking for an experienced surveyor in and around London? Call us now on

020 8202 7948

Get to know our experienced surveyors better Our surveyors RICS Association logo

Robert Levy  -  Valuations:



Hillel Broder  - Building surveying:



Immanuel Gabay  - Management & lease renewals:



James Kritzler  - Valuations:




Simon Levinson BSc (Hons) MRICS

Simon Levinson BSc (Hons) MRICS graduated from the University of Westminster in 2014. He was awarded by The School of Architecture and the Built Environment the Progression Scholarship in both his first and second years of study at University for achieving the highest overall average mark across all property courses. He joined a City company in 2014, and worked for three years in their Professional Valuation department. He passed his APC in 2016 to become a Professional Member of the RICS as well as a Registered Valuer.  He is the newest member of the valuation team joining in mid-2017. He specialises in valuation work, Leasehold Enfranchisement valuations, and Landlord & Tenant rent reviews and Lease renewal work. Simon lives in London with his young family. He enjoys cycling, playing football and squash, as well as a Trustee of a local charity.


Contact details: sl@ock-survey.co.uk