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15 Years
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Emergency
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Expert Structural Engineering Solutions
Super Structures Associates was founded in 2011 by Derek Mason, a Chartered Structural Engineer with over 40 years of experience. Our team specialises in delivering innovative structural engineering solutions for architects, construction firms, developers, and property owners across South West London and Surrey. With expertise in structural design, construction engineering, temporary works, and RC detailing, we combine technical precision with commercial awareness to create cost-effective, structurally sound designs. Our approach prioritises clear communication, 3D modelling for visualisation, and early-stage collaboration to mitigate risks.

We pride ourselves on challenging conventional thinking to find better solutions while maintaining integrity and transparency. Our portfolio includes multi-million-pound developments, bespoke residential projects, and complex renovations. We hold professional accreditations including FIStructE, MICE, and SAICE memberships. Our book 'Will It Stand Up?' demonstrates our commitment to sharing industry expertise. We offer independent opinions to guide planning permissions and structural changes, ensuring client confidence throughout their projects.
Services
Structural Design Construction Engineering Temporary Works RC Detailing Independent Opinion
Details
  • Year established: 2011
Highlights and features
  • We offer 35+ years of combined structural engineering expertise
  • Our team includes Chartered Structural Engineers with international experience
  • We provide cost-effective solutions through innovative design approaches
  • We maintain clear communication with all project stakeholders
  • We offer emergency structural support services
Associations and certifications
  • FIStructE
  • MICE
  • SAICE
What people say
Highly professional Outstanding service Extremely responsive Practical solutions Expert advice
Services
Structural Design
We create structurally sound and commercially viable building designs through collaboration with architects and construction teams. Our engineers maximise space efficiency while minimising material usage, employing 3D modelling for precise visualisation. This approach ensures cost-effective solutions that maintain design integrity while meeting all safety requirements.
Construction Engineering
Our team provides technical expertise throughout the construction process, identifying cost-saving opportunities and resolving design challenges. We work closely with mechanical and electrical teams to ensure structural compatibility while maintaining project timelines. Our commercial awareness helps clients achieve their vision within budget constraints.
Temporary Works
We design and review temporary structural solutions for basements, underpinning, and specialist foundations. Our engineers assess feasibility during early project stages and develop safe, economic proposals. We maintain continuous communication with contractors to ensure temporary works integrate seamlessly with permanent structures.
RC Detailing
Our in-house team produces accurate reinforcement detailing drawings using advanced software. We specialise in creating practical bending schedules that reduce installation time. Our precision detailing ensures compliance with safety standards while maintaining cost efficiency across projects of all sizes.
Independent Opinion
We provide impartial guidance on planning permissions and structural modifications for property owners. Our engineers explain technical requirements in plain English, helping clients make informed decisions. This service identifies potential issues early, preventing costly mistakes during construction phases.
People
Derek Mason
Director
Chartered Structural Engineer with over 40 years' experience, registered Professional Engineer in South Africa, and author of 'Will It Stand Up?'. Specialises in innovative design solutions and project management.
Jennifer Thornton
Personal Assistant
Marketing and client relations specialist with 20 years' administrative experience, supporting structural engineers with project coordination and client communication.
Matthew Bone
Senior Structural Engineer
MEng qualified engineer with experience in piling subcontracting, specialising in complex structural analysis and design implementation since joining SSA in 2018.
Alex Devlin
Structural Engineer
MSc qualified engineer with expertise in civil and environmental engineering, contributing to diverse structural projects since completing postgraduate studies in 2021.
Questions
What structural engineering services do you offer?
We provide structural design, construction engineering, temporary works, RC detailing, and independent opinions for residential and commercial projects.
Which areas do you serve?
We primarily work in South West London and Surrey, supporting clients across the UK with structural engineering solutions.
Can you help with urgent structural issues?
Yes, we offer emergency support for immediate structural problems, providing rapid assessment and practical solutions to keep projects on track.
How do you ensure cost-effective designs?
Our engineers challenge conventional approaches, using 3D modelling and innovative techniques to minimise material usage while maintaining structural integrity.
What project types do you handle?
We work on new builds, extensions, conversions, basements, and complex structures for residential, education, leisure, and commercial sectors.
Do you provide independent structural assessments?
Yes, we offer impartial opinions on planning permissions and structural changes, explaining technical requirements in plain English for property owners.
Reviews (7)
Jason Smith
Dec 04, 2021 Report
Very Professional, thorough service and Derek is a nice guy. They put together a proposal for me that was extensive though a small flat. Also easy to work with.
Gee Sung
Oct 25, 2021 Report
Very impressed with SSA, Robbies work was first class. I was most impressed with the collaboration between SSA and my builders. Robbie was very responsive, ensuring all the requirements of Building Control were met. I would recommend them without hesitation and look to use them again if needed. Thanks SSA.
Nina Jay
Sep 15, 2021 Report
We have been so impressed with SSA - both Matt and Christian were very knowledgeable and professional on their recent site visit regarding our upcoming renovation. We needed to ascertain whether or not a wall in our flat was load bearing and whether any alterations we are planning would affect the structure of the building - SSA were able to provide the advice and reassurance that we needed. Genuinely nice guys too. I highly recommend them and would definitely work with Derek and his team again on any future projects.
Josh Ward Garden Design
Aug 05, 2021 Report
Derek was a complete godsend. I had to change structural engineers at the last minute and Derek managed to undertake a site visit the next day with a very professional and personable can do attitude. I had sign off and all the paperwork the next working day. I really cant thank Derek and his team enough. He is a real gem and really, really knows his stuff and is uber efficient and practical with his advice too! Cant thank him enough for being so efficient and timely!
Wendy Chan
Jul 24, 2021 Report
We are incredibly pleased with the service and structural building report provided by Derek and his team, especially we came to him with very short notice to ask for his help with a house purchase. They totally delivered what we were looking for in terms of professional advice and clarity, and Derek even agreed to call and debrief us immediately after his site visit on a Friday so that we wouldn't worry about it over the weekend. I'd totally recommend this company.
Ana Engelhorn
Jun 22, 2021 Report
It was amazing to work with SSA as we they were especially helpful in answering questions and working with an array of people in our team. The construction team had all their questions answered and an ongoing discussion was possible in order to find the best solution for a Grade 2 listed building. As an Interior Design Studio we would use them again in a second and I know that the construction company will as well!
Simon Devonshire
Dec 28, 2020 Report
Really can't rate Derek and his team highly enough and wouldn't hesitate to recommend him and to work with him again in the future. We have undertaken a huge amount of renovation work to our Victorian house which given its four stories is a substantial structure to support during the construction work. We are delighted with the end result - which despite the severity of the engineering challenge all completed without any engineering issues. We did however encounter disputes between contractors and a utility company which frankly we would not have been able to resolve without Derek's expert guidance