Our Marylebone lettings experts consistently outperform other residential agents in London, and our experienced lettings teams offer advice to many prestigious clients including Howard de Walden, The Portman Estate and the Crown Estate.

Through our comprehensive local knowledge, supported by our highly qualified database and significant investment in marketing, we coordinate, we communicate and we focus unremittingly on achieving our clients' expectations. 

We are pleased to be judged by the reviews we receive on all media platforms. We aim to set the highest possible standards in our service to all landlords and tenants and are proud to be awarded 5 out of 5 from allAgents.co.uk and receive 5 star rankings on Google reviews. 

Let your property through a firm, and individuals, who you’ll be happy to have on the end of the phone when you need advice. Trust in people who you know will go that extra mile for you – in the professionalism of their marketing, in the quality of their communications and in the hours that they spend finding the right tenants to trust your property with. 


Marylebone Journal
Our Marylebone team advertises in each publication of this local magazine. www.marylebonejournal.com

London Magazine
We occupy six pages every month in this publication. www.thelondonmagazine.co.uk

Social media
We have an active presence on Twitter and LinkedIn, both accounts being consistently managed by our PR and marketing teams. www.linkedin.com/company/carter-jonas

Property portals and carterjonas.co.uk
We invest heavily in Rightmove, the number one portal, which is a is a huge generator of enquiries across our network of offices. We are also a founding member of OnTheMarket.com, a portal dedicated to listing only those properties that are offered by agents who have a high street presence. In addition to these two portals, we subscribe to Lonres which is a London agents’ portal.

Our properties are also showcased on our own website, carterjonas.co.uk, which is fully compatible with all computer desktop, tablet and mobile devices. Research has shown that this is now where 60% of all property searches are started.

Our services include

Letting only

Letting & rent collection

Letting, rent collection & management

Advice on pre-letting prospects and market rent

Advice on statutory duties

Arranging an EPC (Energy Performance Certificate)*

Producing property details

Marketing and advertising

Conducting viewings

Negotiating offers and terms

Applying for references and Right to Rent check

Preparation of documentation*

Membership of Tenancy Deposit Scheme*

Inventory preparation, check in and check out*



Arrangements for electric and gas safety records*



Cleaning arrangements*



Transferring the utilities



Dealing with ongoing receipt of rent


Payment of invoices



Submitting a statement of account to the landlord


Attending to day-to-day maintenance including minor repairs



Carrying out property visits



Preparing and serving notices*

Negotiating and arranging the deposit return



* Additional fee to pay

@ David Ornsby
David Ornsby
Partner - Head of Residential Lettings Marylebone
020 7751 8898 email me about David

David has a wealth of experience within the London Lettings market, working for some of London’s largest Estate Agents across London. David joined Carter Jonas to the run the Fulham office in 2015 before moving to the flagship Marylebone office in 2019 where he looks after private clients and Estates including The Portman Estate and Howard de Walden Estate.

Bringing an enthusiastic approach to his work, David has a keen focus on building and maintaining strong relationships with his clients. He firmly believes his experience and knowledge ensures he can advise his clients correctly in an industry which has increasing regulatory obligations whilst also delivering a first class service. Outside of work he enjoys spending time with his wife and daughter, socialising with friends and watching most sports, particularly Rugby and Football. 

I can provide advice on:

What's your property worth?

We offer a free assessment of your property, determining the value and how we will sell or let it, for the best possible price.

Thinking of letting?