Alex Rayner

Business, Construction, Construction & Engineering, Faith Based Institutions, Real Estate

Title: Partner

Tel: 0191 226 7908

Email Alex Rayner

Alex Rayner is a Partner and Head of the Construction and Engineering department. He advises clients on all things construction, both contentious and non-contentious.

He has extensive experience of the construction industry having been a trainee quantity surveyor prior to qualifying as a solicitor. Having worked in the industry Alex is able to provide relevant and coherent advice to clients designed to meet the practical and commercial needs of the project or transaction. He has substantial experience in advising clients on non-contentious transaction work and also in contentious matters, with a particular expertise in construction adjudication.

Alex acts for a wide range of industry stakeholders including developers, contractors, sub-contractors, institutional lenders and professional consultants and regularly gives seminars to industry professionals and clients.  He currently sits on the Advisory Board of Constructing Excellence in the North East.



  • Drafting and negotiating the entire suite of construction contracts on behalf of a Christian care provider in respect of a new 48 bed residential care home for the elderly in Chippenham.
  • Negotiating the construction contracts for a multi million pound school and residential development in West London.
  • Drafting and negotiating the entire suite of construction contracts for Bedford Citizens Housing Association Ltd in respect of a two phased development comprising the construction of a 72 bed nursing home and 42 extra care apartments with a combined build cost of over £10 million.
  • Acting for a large Norfolk based care home operator, drafting and negotiating the entire suite of construction contracts for the construction of 25 assisted living bungalows and a 60 bed care home with a combined build cost of over £7 million.
  • Drafting and negotiating the construction contract for the first professional sports club in the North East to install a 3G synthetic pitch as their main playing surface.
  • Acting for a City of London based main contractor in connection with the design, construction and completion of a residential development of 92 containerised dwellings for the homeless in the London Borough of Barking and Dagenham.
  • Advising a client in connection with the design, build and operation of a new wastewater treatment plant in southern Europe.
  • Acting for a City of London based main contractor in connection with the design, construction and completion of a residential development of 92 containerised dwellings for the homeless in the London Borough of Barking and Dagenham.


  • Representing various parties in construction adjudication and litigation, including the enforcement of adjudicator’s decisions in the Technology and Construction Court in London.
  • Acting for a bespoke housebuilder relating to a defects claim, utilising the Pre-Action Protocol for Construction and Engineering Disputes.
  • Acting for a large regional contractor in construction adjudication disputes including issues as to extension of time, loss and expense and variation claims.
  • Advising a City of London based contractor in relation to its claims for an extension of time and loss and expense, including drafting a complex Deed of Variation and Settlement whilst the project was ongoing.
  • Acting for a large electrical contractor in a payment dispute referred to adjudication.
  • Advising a lift supplier in a defects dispute in relation to a prestigious London development, including conducting settlement negotiations and drafting.
  • Advising a well-known national contractor in relation to its claim against a sub-contractor for defective works.
  • Acting for a regional fit-out contractor in relation to a dispute a multi-national contractor relating to its claims for delay, extension of time and associated loss and expense.

Outside of work Alex is a keen cricketer and golfer.

Client / Professional Quotes:

Alex was listed as a leading individual in the Legal 500 2024 Guide, where it was said “Alex Rayner benefits from having a commercial building background which supplements his exceptional legal advice. This sets him apart from his peers in the North East.”

Alex was listed as a next generation partner in the Legal 500 2022 & 2023 Guides, where it was said “Alex Rayner who leads the team at Sintons is able to offer excellent practical advice. He communicates well with managers in our business without use of legal jargon and has become our go-to expert on all construction matters. Alex makes the legal process needed for large projects easy to manage.” The 2023 Guide added “Alex Rayner has a great understanding of the complex contractual and legal issues associated with construction and civil engineering disputes. Alex is particularly good at guiding and advising his clients as to the most appropriate strategy for resolving their disputes, and is measured and authoritative in his approach and advice.”

The Legal 500 Guide also described the real estate team as being “strong, diligent and attentive” and one of the biggest and most capable in the region.

In the Chambers UK 2022, 2023 & 2024 Guides, Alex was listed as a notable practitioner where it was said “he gives great legal advice to people who aren’t lawyers by explaining things in a digestible way.” “Alex provides balanced advice and exceptional legal expertise in construction disputes.”

The 2024 Guide added “Alex Rayner has a very strong record of providing contractual and legal advice in construction disputes, and supporting his clients in formal dispute proceedings with successful commercial outcomes.” “We receive advice and an exceptional service when required. He understands the industry.” “Alex is a fantastic lawyer who always has a great perception of the issue at hand, and helps you cut through the emotion of the matter at hand to focus on obtaining a positive end result. I wouldn’t hesitate to recommend him to anyone looking for construction law advice.” “Alex has provided first-class, dedicated and professional advice throughout.” “He sees the broader picture whilst retaining an acute sense of the importance of detail.”

The 2023 Guide added “Alex Rayner is hands-on and forward thinking with his clients. He provides in-depth, cost-effective advice.””Without a doubt, he is the most pragmatic, commercially aware and legally knowledgeable construction lawyer we have used.”

The Guide also described the Construction & Engineering team as being “very personable and providing great support informed by their diverse experience” and “Sintons are very motivated to do their best for the client. Great individuals working as a team.”

In the Chambers UK 2021 Guide, Alex is described as “advising on a range of construction matters, both contentious and non-contentious. He frequently assists clients with drafting a wide array of construction contracts, as well as documentation for construction disputes”. One client notes: “He is great to work with as he offers practical solutions and really understands our business.”

In the Chambers UK 2019 and 2020 Guide, Alex was described as being ‘up and coming’. The 2020 Guide stated…”very knowledgeable, approachable and friendly team. Some of its advantages include commercial and practical advice, speedy responses, and the attention provided by senior lawyers. Our construction advice has primarily been provided by head of the team Alex Rayner”. 

Alex was recognised as notable lawyer and an ‘associate to watch’ in the Chambers UK 2017 and 2018 Guides and was described as “standing out for his professionalism and attention to detail” and being “tough when he needs to be tough, but can also be pragmatic and gets deals done.” He acts for contractors, funders, developers and consultants in both contentious and non-contentious matters.

“Alex has provided us with excellent legal advice enabling us to achieve our desired results. Having dealt with solicitors many times over the years, dealing with Alex is a breath of fresh air. His attitude, knowledge and construction industry experience means he is able to support our business in a truly unique way which is as rare as it is valuable to us.”

Dave Meldrum, Managing Director, Meldrum Construction Services Ltd

Alex is a trusted advisor on construction matters, having a real insight into the industry, he provides clear and practical advice to both our in house team and to other colleagues within the business.  Alex is adaptable and understands the importance of maintaining good relationships with contractors.

In house solicitor for national PLC client

Alex is meticulous in his approach, demonstrating a sound knowledge and a clear flair for construction law.

Doug Ward, Newcastle upon Tyne Hospitals NHS Foundation Trust

Alex has provided us with excellent, prompt commercial advice and support in relation to our recent projects.

Vanessa Connolly, Bedford Citizens Housing Association.

Key Practice Areas

  • Construction & Engineering