Meet the Team

Meet the Team

The People Behind the Calculations

People are at the heart of PorthouseDean. Every project we work on, be it extension, conversion, renovation, or beyond, is completed with a personal touch.

Our Team

In business, it’s always important to get to know who you’ll be working with. Our company ethos is built on a platform of quality, consistency, and attention to detail — nothing encapsulates this more than our dedicated team. 

Sam Dean – CEO / CPO

BEng (Hons)

Sam graduated from Queen Mary University of London in 2006 with an upper second class honours degree in Materials Science and Engineering. 

Before founding PorthouseDean, Sam worked for global engineering leaders, Atkins, where he gained considerable experience with nuclear projects, carrying out seismic finite element structural analysis and managing station improvement projects among other roles.

In May 2012 Sam became Co-Owner and Director of PorthouseDean, and has since acted as technical lead on around 1000 small to medium scale residential and industrial projects.

Chris Porthouse – COO

MEng CEng MIstructE

Chris graduated from Leeds University in 2005 where he obtained a 1st Class Masters Degree in Civil and Structural Engineering. Chris has a wealth of experience; having led the design of a number of large scale commercial and residential developments for a leading North West consultancy.

Over his career, Chris has worked on a number of large scale commercial and industrial developments, but the bulk of his experience is within the residential sector — which has provided him with excellent understanding of the current Building Regulation requirements. 

Chris is a fully qualified chartered structural engineer with the Institution of Structural Engineers (IStructE).

Justyna Paszczak – Director of Engineering

MSc (Hons)

Justyna graduated from Poznan University of Technology with 1st class Master of Science degree in the field of Structural Engineering. During her education she also studied in Denmark and Hungary on exchange programs. She is now an expert in UK low-rise residential structural design.

Before she joined PorthouseDean in 2017 she gained on site experience working on commercial projects as well as taking the lead in the design of a plethora of structural projects for the residential sector in Poland and the UK.

Justyna’s amazing work ethic and positive attitude ensured that she worked her way up from structural engineer, through to Engineering Manager, and finally to being elected to the board as a director in March 2024.

Guy Marshall – CTO

PhD MA (Cantab.) MSc CMath FIMA FRSA

Guy graduated from University of Cambridge with a 2.1 in Mathematics, continuing his studies at King’s College London with a MSc (Distinction, top of the year) in Theoretical Physics. 

Since 2015 Guy has been an independent technology consultant, and is finalising his PhD in Artificial Intelligence from University of Manchester. He is also a Turing-funded researcher at Manchester Institute of Innovation Research.

Guy joined PorthouseDean as a co-owner in March 2022, looking after key client projects, supporting engineering team growth, and building the technology and R&D capability. 

Get a Free Quote Today

Contact us today and send the details of your project to receive a free structural appraisal and quotation.

Akhil Mathew

Structural Engineer

Greeshma GS

Structural Engineer

Salekh Al-Khuraybi

Research Manager / Structural Engineer

PorthouseDean Robot

A valuable member of the team that you may not have considered, the PorthouseDean Robot is on hand to help throughout the process, making sure that everything is as speedy, straightforward, and stress free as possible.

Our Architectural Partners