SDA - Key Persons


Adam Cox

Adam Cox BIM Coordinator Adam is a BIM Coordinator who has been working in the construction industry since graduating from the University of Derby in 2011. He has worked in a number of roles ranging from the design office to managing BIM process for manufacturers. Having begun his BIM journey in 2017 and having worked with a number of BIM working groups throughout the construction industry, he can offer a good insight into BIM processes. In his spare time, he enjoys having a pint, trying to play golf and spend time with his family and his 2 young boys who keep him very occupied.

Andrea Bradbury

Job Titles:
  • Business Development Coordinator
Andrea ran a family based construction company for many years, before finding success as a Business Development Manager. Over the last 10 years she has always created the Business Development department from a blank canvas and had a great degree of success in doing so. Over the last decade Andrea has proven her ability not only as a BDM, but as Practice Manager running a team of up to 20 people. In her spare time she loves cooking, long walks with her dog and holidays with her fur baby along the South Coast.

Andrew Dingley

Job Titles:
  • Civil Engineer
Andrew is a Civil Engineer with 15 years' experience as a consulting engineer. In his time as a consulting engineer Andrew has managed residential design jobs ranging from 5 to 750 plots, designing to Building regulations, NHBC, Sewerage Sector and relevant Highway's design guidance. In his spare time, he is working towards a Level 7 Diploma in Construction Management, spending time with his family and attempts to do DIY.

Carl Harrison

Job Titles:
  • Head of Design & Construction
Carl has 23 years of food industry experience, and a wealth of knowledge within construction over the last 30+ years. He has delivered many projects for large food clients. He has an agile and flexible mindset and can willingly adapt to different situations. He is a strong communicator with a friendly and positive outlook, with a practical construction background from a trade perspective, on multiple levels. He has extensive experience of design co-ordination in terms of food and beverage facilities and a strong commercial background, allowing an across-the-board view on design & construction matters. In his spare time Carl enjoys spending time with his family and his beloved dog Bob.

David York

Job Titles:
  • Revit / CAD Technician
David is a Revit/CAD technician and has been in this role for the last 7 years after changing his career from a science background. He completed his ICE and Engineering Council membership in 2017 going through the technical route based on time served before he went on to complete HNC and HND in construction and the built environment. In his spare time, David was a bass player in a number of bands but the addition of two beautiful little girls means he had to hang up his bass for the time being. In addition David is a content creator, where he enjoys creating and editing his videos.

Debbie Chapman

Job Titles:
  • Administrator
Deb has worked in Administration & Finance for all her working life. She has previously worked in the Car & Van Rental sector for over 10 years and in recent years worked for a large Chicken & Pork Free Range company in an Administration/ Finance role before joining SDA in October 2019. Deb is a keen traveller and enjoys nothing more than searching for and organising her holidays. She also is a keen gardener and enjoys a good glass of Red Wine.

Dinesh Nagarajan

Job Titles:
  • Structural Engineer
  • Senior Structural Engineer
Dinesh is an experienced Structural Engineer with 10+ years of experience working with Building Structures. He has worked on challenging projects ranging from small scale to large scale developments and is keen to encourage design in the digital environment. Dinesh provides versatility and pragmatic solutions from his experience working in a variety of sectors including residential construction, industrial buildings, parking lots, and renovations. In his spare time, Dinesh loves to explore new places and try different cuisine foods with his family. Also have a big time follower of tennis, F1 race and of course cricket!

Gregg Boyd

Job Titles:
  • Senior Revit / CAD Technician
Gregg has worked in the construction industry for over 35 years, predominantly in consulting engineering. He has been involved in working in both the civil and structural engineering aspects of industrial, commercial and residential developments and also in the fields of Rail, Bridges, Marine and Telecommunications. Having worked in a wide range of engineering environments, he has wide experience of detailing structural steelwork, reinforced concrete and timber. In 2018 he qualified as Technician member of the ICE. His pastimes include astronomy, hillwalking, mountain biking, kayaking and travel, using his lifelong hobby of photography to record events and locations. One highlight was walking across a live lava field on Kilauea in Hawaii!

Helen Cannon

Job Titles:
  • Management Accountant
With more than 11 years accountancy experience in both financial and management accounting, Helen has gained a wealth of knowledge, specifically in the service industry - focusing on the implementation of new systems to streamline processes and report on their management. In 2016, she became a fellow member of the Association of Accounting Technicians. In her spare time, Helen enjoys spending time with the family and she loves nothing more than walking Millie the dog, often racking up 25 miles a week. She's also a keen runner, and has a passion for travelling, often used as a personal travel agent by her family and friends!

Iain Johnston

Job Titles:
  • Associate
  • Structural Engineer
Iain joined SDA from our parent company NIRAS, having spent much of his career in the building structures field working on large structural and civil engineering projects, including large warehouse developments, Shopping Malls and Prisons. He has spent over 18 years in the industry and has experience in working for both Contractors and Consultants. Iain also has a wealth of knowledge on industrial and food processing facilities such as whiskey distilleries, dairy alternative manufacturing facilities and automotive facilities.

Laraib Akhtar

Job Titles:
  • Civil Engineer
  • Civil Engineer With 5 Years
Laraib is an experienced Civil Engineer with 5+years of working in design consulting firms. Laraib holds a Master's degree in Civil Engineering and has been engaged in designing of surface water, foul water and water supply system of various infrastructure projects. Her role is to carry out a range of drainage calculations, including QBar, attenuation storage, soakaway sizing, foul loads, pipeline capacities and pipe network, analysis for a range of drainage applications. Laraib has been a keen researcher and has published a paper based on her research. In her free time she enjoy time with family, love to read, cook and travel.

Martyn Connelly

Job Titles:
  • Associate & Head of Structures
Martyn has been in the construction industry for in excess of 40 years, the latter 32 of which have been as a Consulting Engineer, with a special interest in structural steelwork. His primary role is ensure that structural problems are approached in an efficient and pragmatic matter to achieve economic and practical solutions for Clients'. Thinking "outside the box" when dealing with particularly complex or challenging problems is relished, which often means direct liaison with specialist trades to ensure that the design intent can be met whilst allowing such trades to emphasise preferred details or construction techniques. Martyn is a keen traveller with an ambition to visit major natural phenomenon, and areas of unique lifestyle throughout the world. For his sins, Martyn is also an ardent follower of his local football team Derby County where he has held a season ticket for many years. Early mornings, he can be seen wandering the local countryside walking his Staffordshire Bull Terrier "Tito".

Max Bradley

Job Titles:
  • Revit / CAD Technician
Max is an experienced Revit / CAD Technician with 6+ years' experience. Started as an Apprentice CAD technician in 2014. Whilst being very technology focused, Max has delivered projects using Virtual and Augmented Reality, along with Drone surveying and Point Cloud capture. Priding himself on bringing creative solutions to problems and show real enthusiasm when working on projects. His hobbies include going to gym, cooking, preferring being stood next to the BBQ than the Stove! PC gaming and annually, I organise a 24 hour charity stream with my friends on the first Friday of December to support McMillan (Game Heroes). Last year I raised £560!

Mr Keith Williamson - Founder

Job Titles:
  • Founder

Rommel Calampinay

Job Titles:
  • Structural Engineer
Prior to moving to the UK Rommels experience was mainly consulting in oil and gas onshore projects. Over the last 10 years he has gained a wealth of knowledge in consulting for domestic, commercial and institutional projects with Midlands based practices. He wishes to progress working on large scale industrial projects and considers ‘time' at a construction site as a bonus. To travel with family excites Rommel but to just have a good read could consume a free day. He also loves swimming and gardening; farming is envisioned as his retirement pastime. With children now starting to earn their living, he is looking forward for to welcoming his first grandchild.

Toby Ross

Job Titles:
  • Industrial Placement Student
Toby is a student at Loughborough University studying Architectural Engineering, choosing to taking a year out to gain experience as a structural engineer. His primary role is to collaborate with the client and project delivery team to create and develop structural designs and calculations. In his spare time, Toby is a keen sportsman with his main interests in badminton and running, along with spending his down time in the kitchen.