Our Team

Nargiz Abdullayeva

Nargiz is a Solicitor specialising in residential property and UK inheritance. Her residential practice relates to all legal aspects of re-financing, acquisitions and disposals of high-value leasehold and freehold properties.

In relation to UK inheritance, Nargiz deals with preparation of Wills for high net worth individuals domiciled in the UK and abroad.

Nargiz is fluent in English and Russian.

Aisha Anjum

Aisha is a Solicitor in the firm’s commercial real estate team and has experience of a wide range of commercial property matters including acquisitions, disposals, real estate finance matters and landlord and tenant work.

Aisha has acted for various clients including institutional investors, property funds, corporate occupiers, lenders and luxury retailers.

Aisha joined Quastels in 2020, after gaining experience as a property solicitor at national and international law firms.  She has also previously served as a District Councillor.

Gabrielle Barnaby

Gabrielle is an experienced Conveyancing assistant in the firm’s Residential Real Estate Team. She assists fee earners on all types of residential property transactions, including purchases and sales of existing leasehold and freehold houses and apartments, as well as purchases of off-plan and new build apartments. Gabrielle is currently studying CILEX Level 3 Certificate and Professional Diploma in Law.

Lotta Behrens

Lotta is a Trainee Solicitor who joined us in 2021 and is currently assisting our Litigation and Real Estate Teams. Lotta achieved a Distinction on the Legal Practice Course with a Masters in Legal Practice and has a degree in Journalism from the University of Westminster. Lotta is fluent in English and German.

Ann-Maree Blake

Clients describe Ann-Maree as friendly, down to earth and exceptionally well informed.  She is able to guide clients through a plethora of complex documentation and legislation and explain difficult concepts to them in plain English.

Ann-Maree is a corporate, commercial and data protection lawyer. Her expertise and the breadth of her knowledge across corporate, commercial and data protection law means that she is able to advise clients on a wide array of business-related issues while giving advice that is commercially orientated.

She has substantial experience in corporate transactions, complex commercial agreements including joint ventures, shareholder and investment agreements, collaboration agreements, agency, franchising and distribution and data protection particularly in dealing with cross border data transfers.

Ann-Maree is a qualified Data Protection Practitioner, having obtained a Practitioner Certificate in Data Protection and has the qualification “PC.dp. (GDPR)”.

Ann-Maree works across many sectors and has a particular interest in the technology and health and beauty sectors. Her clients range from SME’s to large blue-chip corporates.

Daniel Blake

Daniel represents both businesses and individuals in a wide range of litigious disputes including contractual and commercial matters, professional negligence actions, shareholder actions, landlord and tenant matters, and insolvency.

Clients enjoy working with Daniel for his friendly and collaborative approach. Daniel qualified as a solicitor in June 2016 having previously enjoyed a successful City career working for leading institutional asset managers, This experience means he is not just focused on the law but also the needs and requirements of his clients.

Daniel is committed to a number of charitable endeavors and founded Nicki’s Smile in memory of his late wife who passed away from a rare form of pancreatic cancer in 2010.

Katie Brigden

Katie is an experienced paralegal specialising in new-build residential conveyancing and the ‘Help to Buy’ scheme. She has a degree in Law, Human Rights and Social Justice from De Montfort University.

Hoyee Chan

Hoyee is a Senior Associate in the firm’s residential property department and specialises in new build property.

Hoyee largely deals with overseas purchasers providing an efficient and personal service to clients who are particular appreciative of Hoyee’s explanations of the process and care with the transaction. She has attended overseas property exhibitions and property launches dealing with ‘in room exchanges’. Hoyee has established strong relationships with well-known developers and estate agents within the industry. She ensures that all parties are well informed throughout the conveyancing process.

Hoyee is fluent in English, Cantonese and Mandarin.

Adam Convisser

Adam is a versatile corporate, commercial and employment lawyer advising on operational issues facing many of our clients’ businesses.

This includes a wide range of commercial contracts, buying and selling of businesses and companies, corporate financing and shareholder agreements. Adam deals with our clients’ employment requirements ranging from the setting up of new contracts and staff policies to dealing with issues on termination of employment, redundancies, unfair dismissal and claims relating to theft and misuse of confidential information.

Adam joined Quastels in 2011 and has developed a reputation with his clients as a strong negotiator. Adam works across multiple sectors and in particular has a number of clients in the retail, recruitment and real estate industries.

Adam is also on the Board of Trustees for Harrow Law Centre, a non-profit organisation which provides a free and independent legal advice service to people who live or work in the London Borough of Harrow.

Mark Cornelius

Mark joined Quastels in 2016 and deals with all aspects of non-contentious commercial property including landlord and tenant work, acquisitions and disposals, development, option agreements and secured lending. Mark’s clients range from private investors, developers and pension funds to restaurateurs, hotel operators and retailers.

Mark offers a first-class service to his clients keeping them abreast of progress throughout by clear, prompt and personable communication. His speed of response and pragmatic approach allied with his commercial awareness ensures that transactions are concluded within a client’s desired timeframe and on the best possible terms.

Nilam Davé

Nilam is a solicitor in the firm’s Corporate and Commercial team and advises organisations of all sizes on a broad range of corporate and commercial matters.

Nilam has experience advising on buying and selling of businesses and companies, shareholder agreements and a range of commercial contracts.

Nilam understands the importance of excellent client communication and this is reflected in her proactive, reliable approach.

Áine Denny

Aine is a Real Estate Solicitor (New Zealand Qualified) in the firm’s Residential Real Estate team. 

Aine’s experience in the United Kingdom and New Zealand includes all aspects of residential property, including freehold and leasehold acquisitions, disposals and developments. She has previously advised international investors, high-net-worth individuals and property development companies on prime and super-prime London residential property transactions. 

Aine qualified as a solicitor in 2017. Prior to joining Quastels in 2021, she worked at Keystone Law in the Private Property team and Linklaters LLP in the Structured Finance Group.

Joshua Fraser

Joshua gained experience working in both residential and commercial property transactions during his training and subsequent qualification experience at Clyde & Co and Forsters respectively.

Since qualifying as a lawyer, he has worked closely alongside tax and corporate teams, representing both foreign-based and domestic individuals, lenders and companies on a wide range of fast-paced property transactions, and has developed a specialism for advising on luxury London property and high-value deals.

He is known not only for his knowledge and experience in residential property, but a friendly and pragmatic approach when helping his clients achieve their goals. Joshua joined Quastels in May 2021.

Iain Gauld

Iain is an experienced Conveyancing Executive focusing on the sale, purchase and finance of UK residential real estate.

Paul Gibson

Paul Gibson was delighted to join Quastels in March 2014. Paul manages a new build residential conveyancing department offering a recognised conveyancing service to clients purchasing new build property.

Paul has over 15 years conveyancing experience and provides a service, which is personal and accessible. This service is recommended to buyers and investors of new homes by national developers and regional Estate agents and whilst Paul always looks to strengthen existing relationships with clients and within the industry, he is in contact with each client during the course of a transaction.

Jonathan Goldberg

Jonathan is a Partner in the Residential Property practice at Quastels and has over 30 years of experience acting for both commercial and private clients.

Jonathan deals with high-value residential property transactions and has a wide range of clients. He has outstanding expertise in property acquisitions and disposals as well as landlord and tenant matters.

Above all else Jonathan values his strong and longstanding relationships with his clients many of which go back over 25 years.

He is known for his efficiency, integrity, and client focus.

Jason Greenberg

Businesses and individuals work with Jason for his direct and commercial approach. Jason has been a Partner in Quastels’ Corporate and Commercial team since 2005, having worked as a commercial lawyer in Australia from 1998 and in England since 2001.

Jason is trusted by his clients to represent them at all stages of the process of buying and selling businesses or shares in companies. Jason also advises on a range of commercial contracts, working with banks, real estate investors and major players across the leisure and retail sectors.

Clients value Jason’s ability to quickly understand the issues and opportunities facing their businesses and to provide relevant and commercial advice.

Jason drafts and negotiates loan and security documents for private and institutional lenders as well as acting for borrowers.

He also acts on corporate aspects of property transactions and advises property investors, landlords and tenants on portfolio management, joint ventures and development projects.

Eva Greenspan

Eva is an experienced and well-known real estate lawyer advising on commercial and substantial residential transactions for individuals and corporate investors and developers.

Eva has a considerable following of European and overseas clients as well as UK companies who rely upon her for expertise in planning matters and advice on their funding requirements. She also acts for a number of banks and funds.

Eva is the former Mayor of the London Borough of Barnet (2006/2007) and remains today a member of a number of Council committees.

Eva is on the advisory board of a number of operational businesses and companies and is active on a number of charitable and non-charitable committees. She is a Liveryman of the Worshipful Company of the Musicians and Worshipful Company of Art Scholars.

Jonathan Gross

Jonathan trained and qualified as a solicitor at Allen & Overy where he spent six years before joining the real estate practice at SJ Berwin & Co. In 1998 he left SJ Berwin to join David Quastel as a founder partner of Quastels and has almost 30 years experience as a commercial real estate lawyer. Regarded by his loyal clients as a deal maker his clients rely upon him for his tactical and strategic approach to getting things done.

As legal adviser to some of the UK’s largest family offices, private companies and entrepreneurs he is respected by his clients for his depth of experience in investment, joint ventures and special situations and his ability to effect introductions at the highest level.

Jonathan has a degree in law from Trinity College, Cambridge.

Simon Grossobel

Simon is an experienced commercial disputes and regulatory lawyer with a sports industry focus. He regularly represents players, agents, clubs and associations in arbitrations and provides them with advice in connection with commercial contracts and sports specific regulation. His experience includes over 40 FIFA (DRC and PSC) and other domestic arbitrations. He has also acted on a number of high profile sporting and financial investigations. Simon joined Quastels in 2021 from the US firm Squire Patton Boggs.

Michael Haringman

Michael Haringman is the firm’s Senior Partner. Michael advises primarily on commercial matters, commercial property transactions and trusts. His clients include multiple retailers whom he advises on all commercial and strategic legal aspects of their operations, including acquisitions and disposals of both businesses and real property. Michael also advises property investors in relation to their transactions, including acquisitions and disposals, developments, lettings, joint ventures and funding requirements.

Michael advises a number of overseas clients as well as UK based clients.

Michael has developed close and loyal relationships with his clients, who describe him as being “supportive, insightful” and “100% reliable and dependable”. His clients appreciate his analytical and positive approach to all situations and value the “complete peace of mind” upon which they have come to rely.

Harpreet Hothi

Harpreet is an experienced Conveyancing Executive specialsing in ‘Help-to-Buy’ and the sale and purchase of new-build residential properties.

Robert Kay

Robert is an experienced litigator who heads the Dispute Resolution department. Whilst he provides legal and commercial attention to the issues his focus is on finding the best solution to the issues you face. Having commenced his legal career as a barrister, Robert is able to handle cases throughout every stage of litigation.

Robert acts for businesses and individuals in a range of disputes, particularly those which are important and/or complicated. His extensive experience includes being involved in advising, managing and monitoring litigation or arbitration overseas, or working with overseas lawyers or clients to either further his client’s objectives or who require assistance with English law or procedure.

Robert delivers courses including Witness Familiarisation and Courtroom Confidence – skills for expert witnesses and lay persons to maximise their proficiency when appearing before a court or tribunal. In particular, he provides regular training to various police forces to ensure that detectives involved with the CID department (crimes of a serious or complex nature) better understand the essential skills of communication in the courtroom and in their decision logs.

Olga Kim

Olga is an experienced real estate lawyer dealing with all aspects of UK residential property. She is bilingual in English and Russian.

Tanya Laidlaw

Tanya Laidlaw is the Head of Immigration at Quastels and has been advising international clients on UK immigration matters for more than a decade. She is known for her solution-oriented approach and dedication to the success of her clients.

Tanya advises on all aspects of UK immigration, from HNW business relocations to visitor visas. As Head of Immigration Tanya has built an outstanding team of lawyers and caseworkers dedicated to the success of our clients. Tanya speaks English, Ukrainian and Russian.

Tanya and her team act on business, private and corporate immigration matters, including the Sponsorship Licences, Skilled Worker, Global Talent, Global Mobility Routes, Innovator etc.

Benson Lau

Benson is a Solicitor in the firm’s Residential Property department and specialises in new build property.

Benson has experience in different residential transactions particularly in new build homes and apartments, purchases of existing homes, contract reassignment and residential mortgages.  He is committed to provide an efficient and personal service to keep the parties informed and pleased throughout every transaction.

He has attended various overseas property exhibitions giving presentations and assisting client’s enquiries.

Benson speaks fluent English, Cantonese and Mandarin.

Cheryl Ma

Cheryl is an accredited Senior Caseworker under the Law Society’s Immigration and Asylum Accreditation Scheme (IAAS). Having worked for the UK Visas and Immigration International Contact Centre for several years as an adviser, she has valuable inside knowledge of the UKVI working process. 

Cheryl is experienced in dealing with immigration cases and can assist with a variety of immigration inquiries for Points Based System (Tier 1, 2, 5), spouse/partner visa, settlements, sponsor licence, EEA regulations, nationality and citizenship. 

Cheryl is fluent in English, Cantonese and Mandarin, both oral and written, providing excellent and friendly case and client support for our English-speaking and Chinese-speaking clients.

Meera Malde

Meera is a Partner in the firm’s Residential Real Estate Team.  She advises all on all types of residential property transactions, including purchases and sales of leasehold and freehold houses and apartments.

Meera provides clear advice to her clients to achieve effective results as swiftly as possible, making sure that all parties are kept informed throughout the conveyancing process.  Meera has particular experience working on purchases of off-plan and new build apartments.

Meera qualified as a Solicitor in 2008 and joined Quastels in 2019, becoming a partner in 2022.

Jessica Moor

Jessica is a Paralegal in the firm’s Residential Real Estate team. She handles off-plan and new build residential property transactions.

Jessica achieved a 2:1 in her Joint Honours BA Hons in Law with Business at Hertfordshire University and then completed her LPC and Masters with a 2:1 at the University of Law.

Jonathan Neilan

Jonathan Neilan is an experienced Real Estate Partner and has been acting in the commercial property and new-build sector since 2000. He advises all on all types of commercial and large-scale residential property transactions, including purchasing and financing sites and dealing with their subsequent disposal. His recent focus has been in structuring site-set ups for onward sale and dealing with the lettings of commercial units for developers, advising on the development process and disposal of the finished product.

Jonathan has an established and diverse client base. As well as acting for public limited companies and investment groups on new-build schemes he has built up a wide individual client base, partly through his attendance at overseas property exhibitions across Eastern Europe, the Middle East & Asia.

Clients and agents comment on Jonathan’s clarity, efficiency and his experience in dealing with overseas clients.

Roberta Organ

Roberta is an experienced real estate lawyer specialising in all aspects of commercial property. Roberta advises clients on a wide range of property matters including acquisitions and disposals, landlord and tenant transactions and real estate finance. Roberta works across many commercial sectors and acts for clients in retail, leisure and hospitality as well as private investors, corporate occupiers, lenders and developers.

Roberta qualified as a solicitor in 2014 and joined Quastels as a Senior Associate in 2021.

David Quastel

David Quastel is the firm’s Managing Partner and is a versatile and highly skillful commercial/property lawyer with special expertise in real estate development finance and structuring complex property related joint ventures.

David’s forte extends well beyond providing technical legal advice and clients have come to value and rely upon his hands-on strategic advice at the earliest stages of planning and structuring complicated property, corporate and international transactions.

Clients appreciate David’s strategic insights and absolute attention to detail and describe him as “a formidable negotiator”, “a unique problem solver”, “a driving force in concluding a deal satisfactorily” and a “wonderful technician”.

Marcus Rebuck

Marcus is an experienced corporate and commercial lawyer with a wealth of cross-border experience.  His clients appreciate his hand-on style and advisory approach. He gets under the skin of his clients’ businesses and immerses himself in the detail.  Framing legal advice in a business context is his raison d’être.

Marcus is a European. Having studied law at the Sorbonne, he ran the London office of a pre-eminent Paris law firm for several years before setting up his own boutique law firm in 2009.  He works with start-ups, SMEs and larger companies, both in the UK and overseas, supporting them throughout their life cycle, helping them to grow their businesses, through acquisitions and organically, at home and abroad.  He advises management and stakeholders, advising on routine business matters and in troubled times, dealing with new investors and as they exit.

Marcus has a wide range of experience in company mergers and acquisitions and advises on complex commercial contracts and diverse business models, including shareholders arrangements and joint ventures, licensing, distribution, concessions and franchises as well and e-commerce and publishing agreements.

As a fluent French speaker and natural linguist, Marcus has a strong international client base in high-end fashion, beauty and luxury goods, newspaper publishers, new technology companies and agribusiness.  His clients range from SMEs to household names.

Ben Rosen

Ben is a versatile and commercial-thinking Partner who brings to Quastels a broad range of experience in advising individuals, families and companies, both UK and international, on UK tax, trust and succession planning matters.

His expertise includes tax advice on:

• Real estate
• Shares (acquiring, owning and disposing company shares) and partnership
• Wills, trusts and Lasting Powers of Attorney
• Residence and domicile issues
• Lifetime tax planning
• Pre-arrival tax planning for international individuals and families
• Cryptocurrencies, NFTs and digital landscape

Ben is a member of the Law Society’s Tech London Advocates Blockchain Working Group.

Ben has a commercial and personal outlook in his approach to technical issues faced by individuals and families, seeking to find a sensitive balance between the human and financial considerations faced by many clients. 

Agnesa Sergejeva

Agnesa is a paralegal specialising in the sale, purchase and finance of UK residential real estate. She is a Russian speaker with a Master’s Degree in Law.

Diana Stoyanova

Diana undertakes a range of administrative tasks to work collaboratively within the team to deliver high quality services and engagement with its members, clients and related third parties.

Owen Walsh

Owen is the co-head of the Commercial Property team. He is recognised by the Legal 500 and acts for clients in most commercial sectors, including leisure, luxury retailers, professionals, hotels, institutional and local authorities.

Owen deals with all types of commercial property transactions including sales and purchases, business tenancies, development, property finance and asset management.

Testimonials from clients include:

‘Every transaction has sailed through without a hitch, due to Owen’s impeccable attention to detail, coupled with a strong commercial understanding of the market.’

‘Owen Walsh deals with all my transactions and is always there day and night. His communication is brilliant, he is extremely thorough with research and he develops leases to suit my style.’