Meet our remarkable team of industry professionals

Graham Allan
Graham Allan
Technical Manager/Director NZCE (Civil)

In addition to being a director of Structex Harvard, Graham heads our BIM design team and has significant experience in project management, contributing to the project design with practical construction knowledge, and finding innovative methods to enhance the project documentation process.

His passion for BIM extends beyond the workplace and has seen Graham developing strong industry ties to the Christchurch Polytechnic, providing industry input into NZDE and BEngTech engineering qualifications at local and national level. He has also been involved as a committee member and regular presenter for the South Island BIM group (BIMsiNZ) since 2010 and is a regular contributor to BIM conferences and collaboration working parties through the Australasian region.

Graham entered the world of engineering in 1984 as a Fitter and Turner with Hamilton Jet. On completion of his trade he moved into civil engineering design where over the last 30 years he has worked on a vast array of civil and structural projects.

Career highlights to date are documentation of Pacific Tower, Christchurch’s tallest building and Christchurch Adventure Park structures and zipline attraction.

Lifelong goal of staying fit enough to keep up with his wife and 2 sons (failing badly). Highly competitive, will give any sport a go but in particular enjoys trail running, kayaking and mountain biking with a touch of tennis and golf.

Evie Anderson
Evie Anderson
Structural Engineer BSCE(Hons)(USA), ME, MEngNZ

Evie is passionate about details, unique problems to solve, and developing efficient strategies to help projects run smoothly.

Evie joined Structex in January 2021 as a Structural Engineer.  She is originally from Alaska (USA) and immigrated to New Zealand at the beginning of 2017 to complete her Master’s Degree in Earthquake Engineering at the University of Canterbury.  Upon completion she worked as a Structural Engineer in Christchurch gaining experience in Seismic Assessments and Strengthening Design.

Outside of work, Evie enjoys cycling, hiking, and making music on the Pipe Organ.

Bailey Brandham
Bailey Brandham
Structural Engineer BE(Hons)

Bailey is passionate about solving problems and working alongside clients to help bring their visions to life. He enjoys looking for value engineering opportunities, incorporating sustainable features into design, and working alongside other stakeholders in team environments.

Bailey completed an internship with Structex in 2018 before joining the team full time following his graduation in 2019. He has accumulated a vast amount experience in seismic strengthening, project management, and structural design. One highlight included the design of a series of ziplines and the towers supporting them. He’s also worked on complex residential houses, temporary works structures and seismic assessments.

Outside the office you’ll find Bailey exploring the mountains, whether it be on foot, bike, or skis, exploring the natural beauty New Zealand has to offer. He spends the rest of his time playing basketball, at the beach or relaxing with mates.

Andrew Dunbar
Andrew Dunbar
Senior Structural Engineer BE(Hons), ME, CMEngNZ, CPEng

Andrew is passionate about environmentally focused design and completed his Masters degree with a specialisation in post-tensioned timber structures. He enjoys exploring opportunities to bring sustainable elements into his projects and pushing the boundaries of traditional design.

Andrew started working at Structex in late 2013, before taking a sabbatical to work for Canadian mass timber design specialists, Fast + Epp. In Vancouver, Andrew furthered his expertise in mass timber structures and was involved in several large projects including a 10 storey timber structure. Andrew also has experience in steel and concrete structures, residential and commercial assessments, and seismic strengthening.

In his spare time, Andrew enjoys a wide range of sports, playing Hockey competitively in the winter and touch (not so competitively) in the summer, along with spending time with his young family.

Matthew Gordon
Matthew Gordon
Structural Engineer BE(Hons), MEngNZ

Matthew is a structural engineer experienced in the design of concrete and steel structures. He enjoys working in a team environment to bring buildable solutions to being and opportunities to use stormwater treatment design principles to reduce environmental impacts.

Matthew joined Structex in 2002 looking to extend his structural engineering skills after spending a year working for Stantec in their Hawke’s Bay office. Among the new structures Matthew has worked on a highlight is the Anthony Harper Tower (Christchurch 2007) a 12-storey, green-star office development primarily using steel structure featuring EBFs. One of the public building projects Matthew enjoyed the challenge of was the Methven Heritage Centre (2010) strengthening and extension project that included a structure with inclined concrete panels and hanging a helicopter fuselage from the roof of the exhibition space. After the 2010-2011 earthquakes Matthew worked on the historic Addington Railway Yards Tower, undertaking seismic assessment of damage and residual strength of the tower and then following on with repair work.

In addition to steel and concrete structures Matthew has experience in timber structures, temporary works, seismic assessments and siteworks design including stormwater treatment design.

In his spare time, Matthew enjoys making use of the walking tracks and beaches in the Canterbury area and spending time with his young niece.

Rainier Gatdula
Rainier Gatdula
Structural Engineer BE(Hons) (Civil)

Structural engineering was a passion that Rainier inherited from his father as a way to give back to the community and help others. He studied at the University of Canterbury and graduated with a Bachelor of Engineering in Civil (Honors) with a minor in structural engineering in hopes of following in his father’s footsteps. Rainier has always seen complex and difficult projects as learning opportunities to unleash potential and continue improving himself.

Rainier joined the Structex team late 2021 after completing his degree at Canterbury University, and a summer internship with us the previous year. Since joining the Structex team, Rainier has been involved with residential and commercial projects and seismic strengthening.  Rainier also has experience with soil bearing tests, foundation excavation inspections, compaction testing and pre-pour reinforcement inspections through his previous work with ERGATS Design Ltd.

In his spare time, Rainier enjoys a wide range of outdoor activities such as fishing, camping and going on picnics with friends and family. He is also fond of swimming and running. Rainier also loves a good movie and enjoys spending a quiet night at home.

Tim Keating
Tim Keating
Structural Engineer BEng(Civil) CMEngNZ

Tim is passionate about the ‘why’. As an engineer, he enjoys exploring the intersection where people, technology, and the creative process collide with the real world. Tim loves working with innovative, driven people from a wide range of different backgrounds and is always keen to invest in partnerships with value-focused clients, contractors and other like-minded professionals.

Originally from Canada, Tim comes from a construction management background working on large infrastructure projects in the energy sector. He started his career in 2014 as a project engineer with marine construction firm Subsea 7, before migrating to the design and consulting world with global giant Arup.

Since joining Structex in 2019, Tim has been busy supporting clients in South Canterbury. Project highlights to-date include seismic assessment and strengthening of industrial, commercial and heritage buildings, upgrades to the Timaru Hospital campus, and collaborating with local government on risk management strategies.

Outside of work, Tim enjoys raising his young family with Kiwi wife, Natasha, and embraces opportunities to get out and explore more of his new home.

Saman Keihani
Saman Keihani
Engineering Technician B.A Architectural Engineering

Saman is a creative architect and detail designer expert in Revit and Auto CAD with a wealth of planning and drawing experience. She is enjoying exploring New Zealand’s structure standards and building codes in her current work.

Since 2014, Saman has been involved in a variety of projects including residential building design, landscape, site surveys and measure-ups in her hometown, Esfahan, Iran. A particular project Saman enjoyed working on was a Media Technology Centre that was designed with the aim of presenting the history of information and communication technologies combined with Persian architecture. What excited Saman about this project was the inspiration of information fluidity into the structural and architectural design of the concept.

Saman moved to NZ in January 2020 and joined Structex in 2021 to broaden her horizons as an Engineering Technician.

In her spare time Saman enjoys hanging out with friends, playing tennis, volleyball, and cycling.

Andrew MacDonald
Andrew MacDonald
Structural Engineer MEng, MEngNZ, GMICE

Andrew enjoys problem solving and has worked on a diverse range of projects across a number of industries. He is particularly passionate about giving existing structures a new lease of life, believing that rehabilitating and restoring our existing building stock is not only important for maintaining the character of our towns and cities, but also reducing the carbon footprint of our industry.

Andrew graduated with a Masters of Engineering from university in his native Scotland in 2014, working for 3.5years for Global Consultancy Mott MacDonald. In 2018, Andrew moved to NZ to join Structex in order to learn and contribute to disaster mitigation and has since been involved in a number of seismic assessment and strengthening projects throughout the South Island, including four Category 2 Listed Heritage Buildings.

Outside work, Andrew loves to explore the outdoors by bike or foot, normally with his young family in tow. He enjoys woodworking and drives his wife mad by trying to build all the furniture in the house.

James Morris
James Morris
Principal / Engineering Leader BE(Hons), CMEngNZ, CPEng

James brings a thoughtful and considered approach to project teams and enjoys taking a holistic view of projects, ensuring that our designs are creative, practical, and buildable, and advice is consistent and reliable.

As principal of Structex James leads a team of passionate engineers distributed across design offices in Christchurch, Timaru and Nelson. James brings with him over 10 years of New Zealand structural engineering experience, with the Canterbury Earthquakes shaping his early career.

Highlights of James’ career include leading the engineering design on a diverse range of complex projects, playing a vital role in the response and recovery of Christchurch following the 2010/2011 earthquakes, and sharing the journey with clients to turn a vision into reality.

James has a passion for exploring New Zealand’s wilderness by foot, mountain bike and kayak, and has contributed to the community as a volunteer with the Christchurch Land Search and Rescue Team.

Kate Singleton
Kate Singleton
Practice Manager / Director BA(Psych), CMHRNZ

Kate is an authentic and passionate senior leader with a demonstrated history of delivering strategic and operational people results within a range of industries in Christchurch.

After completing a Diploma in ECE teaching as well as a BA in Psychology at the University of Canterbury, Kate worked in various industries within Christchurch before joining Structex towards the end of 2012. It is here that she found her passion in helping our business to nurture and grow their biggest asset, our people, as well as a newfound fondness for accounting (albeit initially not by choice!).

The motto “we don’t build a business; we build our people, and the people build the business” is something that drives Kate’s passion as she works with the leadership team to realise the potential of our staff in everything that we do. This coupled with looking after the business’s financial duties and website/social media sees Kate’s creative, organisational and task orientated desires satisfied whilst inputting to wider overarching strategic actions.

In her spare time Kate enjoys cooking up a storm in the kitchen and spending quality time with her family and friends.

David Southwick
David Southwick
Senior Technical Specialist B.E(Hons), CMEngNZ, CPEng

David has worked in the Structural Engineering Industry for 30 years, becoming a Chartered Professional Engineer in 2003. He has worked on a variety of projects including adventure tourism projects with long span cable structures, multi-story buildings and earthquake strengthening.  In 2003, one of the tourism projects won an ACENZ Gold Award.

Starting his career as a draughting technician in Auckland, David moved to Christchurch in 1997 to complete his Bachelor of Engineering with First Class Honours at the University of Canterbury. David joined Structex in 2017 and has since been involved with many projects, including the design of a 4-storey base-isolated hospital building. He worked in Lyttelton for four years before relocating to the Christchurch office at the end of 2021.

David has two children, who both attend Otago University, and lives with his partner in Whakaraupō. He enjoys sailing, paddle boarding and landscaping his property with native trees.