Our expert team

Between us, we’ve worked on every stage of office design and construction all around the world, from strategy to the very last detail. Our people are ingenious, inventive and unbound by preconceptions. They’re listeners first, thinkers second, and doers third. Meet the team.

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Graham Preston

CEO

Graham Preston

Graham focuses on optimising Oktra’s performance and is the driving force behind our sustained growth.

Mark Warren

Chief Operating Officer

Mark Warren

As our Chief Operating Officer, Mark oversees the delivery of every project we undertake.

Morné Smit

Sales Director

Morné Smit

As Sales Director, Morne oversees both Oktra’s resources and commercial landscape.

Nic Pryke

Design Director

Nic Pryke

With over 30 years' in design and architectural experience Nic plays an important role in the development of our entire design team.

Rob Marr

Oktra Reach Managing Director

Rob Marr

As Managing Director of our Oktra Reach division Rob is responsible for the success and delivery of our smaller and special projects.

Richard Mort

Furniture Director

Richard Mort

Richard has 19 years’ experience in the industry. He brings masses of experience, creativity and a commercial view to every project.

Ron Sales

Project Director

Ron Sales

As Project Director, Ron is the first point of contact from the initial meeting until the final sign-off, the ultimate guardian of your project.

Bruce Pleckinger

Project Director

Bruce Pleckinger

Bruce is a project director at Oktra, coordinating the activities of your design and build process ensuring your project runs smoothly.

Rob Gregory

Project Director

Rob Gregory

As Project Director Rob will be your main point of contact and ultimately accountable for the delivery of your project.

Erika Linghorn

Project Director

Erika Linghorn

Erika became a project director in 2010 and has since led projects for Takeda, BTG Pactual, Quidco, Comcast and Loomis Sayles, among others.

Peter O'Leary

Contracts Director

Peter O'Leary

Peter is our Contracts Director. He'll take on ultimate responsibility for guiding and overseeing all aspects of your office fit out.

David Murray

Business Development Director

David Murray

As Business Development Director, David is responsible for driving new business and generating opportunities for Oktra.

Geraint Davies (Red)

Business Development

Geraint Davies (Red)

Geraint is a member of our business development team, charged with unearthing fit-out and refurbishment opportunities.

Rob Brown

Business Development

Rob Brown

With over 15 years’ experience in the industry, it can only be a good thing when you’re speaking with Rob.

Andrew Sergi

Project Manager

Andrew Sergi

Andrew brings over 30 years of design and build experience to our Oktra. He’s worked both contractor and client-side in numerous environments.

James Hearn

Pre-Contracts Manager

James Hearn

James brings more than 20 years’ experience in office construction and fit-out to the process. He is expert in project costing and programming.

Hendrik Potgieter

Commercial Director

Hendrik Potgieter

Hendrik is a senior member in the Oktra team. He is pivotal in the specification, estimation and key financial decision-making in each project.

Mike Murray

Pre-Contracts Manager

Mike Murray

Mike has been working as a commercial interiors operations director for more than four years now proving to be a focused team leader.

Martin Knott

Project Manager

Martin Knott

Martin is a senior member of our construction team, with over 25 years of project management experience in the fit-out industry.

Paul Dare

Deputy Design Director

Paul Dare

Paul has gained over ten years’ experience in commercial design and will develop your design brief to create the perfect office design for you.

David Weerasinghe

Senior Visualiser

David Weerasinghe

For David, detail is everything. He’s our expert in visualisation, with more than 10 years’ experience and specialist knowledge.

Claire Elliott

Senior Designer

Claire Elliott

As one of our senior designers, Claire’s an important part of the process, designing your initial concepts through to project completion.

Cheré Falconer

Senior Designer

Cheré Falconer

As Senior Designer, Cheré will be with you in every step of your design journey.

David Osborne

Designer

David Osborne

David is a qualified architectural technologist who has spent more than two decades in commercial office interior design.

David Ahmed

Furniture Consultant

David Ahmed

As furniture consultant and eye for detail, David will select, specify, co-ordinate and deliver furniture for your office fit-out or refurbishment.

Izabela Kokot

Designer

Izabela Kokot

As your project designer Izabela will be responsible for creative design concepts, space planning solutions, test fit plans and detailed drawings.

David Bishop

Senior Designer

David Bishop

David is involved in all stages of the design and build project; from initial concepts to design development through to site attendance and completion…

James Smith

Project Manager

James Smith

James has experienced building design and build from the intricacies of planning through to full delivery working on projects all over the UK.

Jonathan Edwards

Head of Operations

Jonathan Edwards

Jonathan is responsible for ensuring the successful delivery of projects through resource management and optimising procedures.

Kristian Kinnersley

Commercial Director

Kristian Kinnersley

Kristian is a senior member in the Oktra team and is Head of Department for our Pre-Contracts.

Judi MacLennan

Head of Marketing

Judi MacLennan

As Head of Marketing Judi is responsible for Oktra and the wider group’s marketing and PR function.

Lara Cohen

Senior Designer

Lara Cohen

As a Senior Designer, Lara is responsible for creating the design concepts that result in the ideal working environment for our clients.

Piyush Shingla

Designer

Piyush Shingla

Piyush is responsible for detailing the design scheme from concept stage through to construction working closely with our designers.

Lara Conaway

Sustainability Manager

Lara Conaway

Lara is our sustainability beacon. She’s an associate member of the Institute of Environmental Management & Assessment (AIEMA).

Rosana Perez

3D Visualiser

Rosana Perez

As a Visualiser at Oktra, Rosana’s role consists of producing photo-realistic illustrations of Workplace designs.

Ryan Lubin

3D Visualiser

Ryan Lubin

As one of our Visualisers at Oktra, Ryan, with over seven years’ experience in the Industry, is responsible for turning your thoughts and dreams of a …

Sam Chellingworth

Furniture Consultant

Sam Chellingworth

Sam coordinates your furniture; everything from search & specification through to managing the logistics and installation.

Sonia Hudson

Designer

Sonia Hudson

Sonia’s interior design career began in Australia, working with some of Western Australia’s leading design and architectural practices.

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Here you’ll find top tips on office interior design, office relocation advice, commercial refurbishment ideas and our insights into workspace efficiency and its impact on workplace productivity, as well as guidance on virtually anything to do with a happy, efficient working environment.

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