This is Stephenson Halliday

Unlocking sustainable solutions for our clients and the planet

Stephenson Halliday has been at the forefront of unlocking the opportunities projects can bring for decades. Our collaborative, dedicated and solutions-focused team delivers excellence on projects from inception to implementation and beyond for clients, people and the planet.

We are highly responsive to your needs and find creative, nature-based solutions to add value, whether this is working on site identification or producing consultation materials and reports. As an extension of your team, our experienced experts will work with you to deliver excellent outcomes that achieve your ambitions.

We span multiple sectors, including energy, infrastructure, minerals and waste, rural and tourism, built development and the public sector. Our service offering will meet your landscape planning, site search and feasibility, EIA and constraint-led project design needs.

As part of the RSK group, we can draw on the experience and knowledge of other RSK businesses, thereby crafting bespoke end-to-end solutions for any challenge.

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Chris Frain, Operations Director, Stephenson Halliday

“Having been with the RSK group and Stephenson Halliday for over 24 years, I have witnessed first-hand the growth of the business and the breadth of experience the team can deliver. Our service offering has grown considerably, ensuring we stay at the forefront of creative delivery across sectors as diverse as energy, minerals, waste and built development.

“To increase this growth, our merger with RSK Landscape has helped us to build an even more diverse planning and landscape service offering, meaning we can draw on a broader breadth of knowledge to deliver efficiently and effectively from design to delivery.”

Our people

We have established a diverse team with the right knowledge and expertise to take a project from design to delivery. Our industry-leading team makes Stephenson Halliday the success it is today. We have colleagues who are Green Flag Award judges, a Fellow of the Royal Society for Arts, a member of the Urban Design Group and an accredited Building with Nature Assessor. Twenty of our colleagues are Chartered Members of the Landscape Institute and nine are Chartered Members of the Royal Town Planning Institute, meaning we remain at the forefront of industry-leading discussion, helping to find creative solutions to our clients’ challenges.

Stephenson Halliday is ISO 9001 accredited, is a member of the Institute of Environmental Management & Assessment (IEMA) EIA Quality Mark Scheme and is a Landscape Institute Registered Practice. As an RSK company, we have signed up for the group’s corporate responsibility and sustainability strategy.

With offices across the UK, we are well placed to help you navigate increasingly complex challenges. If you are interested in joining the team, take a look at our careers page.


Joining Stephenson Halliday means becoming part of a collaborative, solutions-focused team dedicated to delivering excellence for clients, people and the planet. Every individual at Stephenson Halliday brings their unique experience and expertise, helping us to overcome challenges creatively in an increasingly complex world.

We have a strong history of hiring, retaining and rewarding talented and committed people. From graduates to directors, we look for ambition and dedication when investing in new talent. We support individuals throughout their careers, providing coaching and mentoring to candidates embarking on the Landscape Institute Pathway to Chartership, and have a fantastic history of helping candidates achieve chartered status with the Royal Town Planning Institute, the Landscape Institute and the IEMA.

We are always keen to hear from talented people. If you are interested in joining the team, please send your CV to

Check out our latest vacancies.

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Stephenson Halliday is part of the RSK group of companies

The RSK group is a leading integrated environmental, engineering and technical services business offering bespoke end-to-end solutions to a variety of sectors. Headquartered in the UK but with an established presence throughout Europe, Africa, the Middle East, Asia and Australia, RSK helps organisations around the world achieve their business aspirations in a sustainable and efficient manner.