Planning
Planning sits at the heart of every development project and at Marrons, it’s what we do best. Our planners combine technical knowledge with commercial understanding to manage complex planning systems and secure outcomes that unlock value and potential.
From small-scale residential schemes to major strategic sites, we provide clear, practical advice at every stage of the planning process. Whether you’re exploring options for a new site, preparing a planning application, or promoting land through the local plan, we bring technical rigour, sound judgement, and a collaborative approach that gets results.
Our planning services
We can support your project across the wide spectrum of planning services through every stage of the development lifecycle. From early feasibility to post-consent delivery, applications to appeals, our experienced team provide a full planning service.
Our core expertise includes:
Applications and appeals
Planning applications • Advertisement consent • Planning appeals • Enforcement appeals • Expert witness • Certificates of lawful development • Prior notification applications • Permitted development advice • Planning statements • S.73 and S.96A applications
Assessment and strategy
Preparation and management of all types of planning applications and appeals, ensuring proposals are well-evidenced, policy-compliant, and deliverable.
Promotion and Policy
Preparation and management of all types of planning applications and appeals, ensuring proposals are well-evidenced, policy-compliant, and deliverable.
Enforcement and resolution
Preparation and management of all types of planning applications and appeals, ensuring proposals are well-evidenced, policy-compliant, and deliverable.
Engagement & Delivery
Preparation and management of all types of planning applications and appeals, ensuring proposals are well-evidenced, policy-compliant, and deliverable.
Why clients choose us
Straightforward advice
A steady hand
Experience at every level
Teamwork you can trust
Proven results
Working with Marrons means working with architects who understand the full development journey — not just the design. We anticipate challenges, adapt to constraints and help clients make informed, confident decisions that deliver beautiful, commercially successful and socially meaningful outcomes.
Who we work with
Developers
Landowners
Housebuilders
Local authorities
Investors
Infrastructure providers
Work with professionals
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Brian Mullin
Brian Mullin 1
Brian Mullin 2
Brian Mullin 4
Brian Mullin 3
Brian Mullin 5
Brian Mullin 6
Brian Mullin 7
Brian Mullin
Specialisms:
- Commercial Development
- Family Business
- Planning & Environmental
- Real Estate
As the head of Marrons, Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully navigate the planning system.
A chartered member of the Royal Town Planning Institute since 2007, Brian combines deep technical knowledge with strategic insight, developed through a BSc in Environmental Planning and two postgraduate diplomas in Environmental Planning and in Construction and Project Management, all from leading institutions in Belfast.
He began his career as a local government officer, before joining Marrons in 2008, where he played a key role in shaping the consultancy’s national presence and reputation.
Based in the Midlands, Brian is a planning policy expert, providing strategic and technical planning development advice to a broad range of clients. Working predominantly within the English planning regime, Brian works across a range of sectors in the development industry including residential, office, industrial, retail, education, renewable energy, telecommunications, heritage, urban regeneration and rural development, and leisure and tourism.
Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully negotiate the planning system. He takes a lead role in the assembly and management of multi-disciplinary teams who coordinate, prepare and submit planning applications. He also acts as expert witness at examinations, public inquiries and appeal hearings.
Brian Mullin 1
Specialisms:
- Commercial Development
- Family Business
- Planning & Environmental
- Real Estate
As the head of Marrons, Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully navigate the planning system.
A chartered member of the Royal Town Planning Institute since 2007, Brian combines deep technical knowledge with strategic insight, developed through a BSc in Environmental Planning and two postgraduate diplomas in Environmental Planning and in Construction and Project Management, all from leading institutions in Belfast.
He began his career as a local government officer, before joining Marrons in 2008, where he played a key role in shaping the consultancy’s national presence and reputation.
Based in the Midlands, Brian is a planning policy expert, providing strategic and technical planning development advice to a broad range of clients. Working predominantly within the English planning regime, Brian works across a range of sectors in the development industry including residential, office, industrial, retail, education, renewable energy, telecommunications, heritage, urban regeneration and rural development, and leisure and tourism.
Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully negotiate the planning system. He takes a lead role in the assembly and management of multi-disciplinary teams who coordinate, prepare and submit planning applications. He also acts as expert witness at examinations, public inquiries and appeal hearings.
Brian Mullin 2
Specialisms:
- Commercial Development
- Family Business
- Planning & Environmental
- Real Estate
As the head of Marrons, Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully navigate the planning system.
A chartered member of the Royal Town Planning Institute since 2007, Brian combines deep technical knowledge with strategic insight, developed through a BSc in Environmental Planning and two postgraduate diplomas in Environmental Planning and in Construction and Project Management, all from leading institutions in Belfast.
He began his career as a local government officer, before joining Marrons in 2008, where he played a key role in shaping the consultancy’s national presence and reputation.
Based in the Midlands, Brian is a planning policy expert, providing strategic and technical planning development advice to a broad range of clients. Working predominantly within the English planning regime, Brian works across a range of sectors in the development industry including residential, office, industrial, retail, education, renewable energy, telecommunications, heritage, urban regeneration and rural development, and leisure and tourism.
Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully negotiate the planning system. He takes a lead role in the assembly and management of multi-disciplinary teams who coordinate, prepare and submit planning applications. He also acts as expert witness at examinations, public inquiries and appeal hearings.
Brian Mullin 4
Specialisms:
- Commercial Development
- Family Business
- Planning & Environmental
- Real Estate
As the head of Marrons, Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully navigate the planning system.
A chartered member of the Royal Town Planning Institute since 2007, Brian combines deep technical knowledge with strategic insight, developed through a BSc in Environmental Planning and two postgraduate diplomas in Environmental Planning and in Construction and Project Management, all from leading institutions in Belfast.
He began his career as a local government officer, before joining Marrons in 2008, where he played a key role in shaping the consultancy’s national presence and reputation.
Based in the Midlands, Brian is a planning policy expert, providing strategic and technical planning development advice to a broad range of clients. Working predominantly within the English planning regime, Brian works across a range of sectors in the development industry including residential, office, industrial, retail, education, renewable energy, telecommunications, heritage, urban regeneration and rural development, and leisure and tourism.
Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully negotiate the planning system. He takes a lead role in the assembly and management of multi-disciplinary teams who coordinate, prepare and submit planning applications. He also acts as expert witness at examinations, public inquiries and appeal hearings.
Brian Mullin 3
Specialisms:
- Commercial Development
- Family Business
- Planning & Environmental
- Real Estate
As the head of Marrons, Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully navigate the planning system.
A chartered member of the Royal Town Planning Institute since 2007, Brian combines deep technical knowledge with strategic insight, developed through a BSc in Environmental Planning and two postgraduate diplomas in Environmental Planning and in Construction and Project Management, all from leading institutions in Belfast.
He began his career as a local government officer, before joining Marrons in 2008, where he played a key role in shaping the consultancy’s national presence and reputation.
Based in the Midlands, Brian is a planning policy expert, providing strategic and technical planning development advice to a broad range of clients. Working predominantly within the English planning regime, Brian works across a range of sectors in the development industry including residential, office, industrial, retail, education, renewable energy, telecommunications, heritage, urban regeneration and rural development, and leisure and tourism.
Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully negotiate the planning system. He takes a lead role in the assembly and management of multi-disciplinary teams who coordinate, prepare and submit planning applications. He also acts as expert witness at examinations, public inquiries and appeal hearings.
Brian Mullin 5
Specialisms:
- Commercial Development
- Family Business
- Planning & Environmental
- Real Estate
As the head of Marrons, Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully navigate the planning system.
A chartered member of the Royal Town Planning Institute since 2007, Brian combines deep technical knowledge with strategic insight, developed through a BSc in Environmental Planning and two postgraduate diplomas in Environmental Planning and in Construction and Project Management, all from leading institutions in Belfast.
He began his career as a local government officer, before joining Marrons in 2008, where he played a key role in shaping the consultancy’s national presence and reputation.
Based in the Midlands, Brian is a planning policy expert, providing strategic and technical planning development advice to a broad range of clients. Working predominantly within the English planning regime, Brian works across a range of sectors in the development industry including residential, office, industrial, retail, education, renewable energy, telecommunications, heritage, urban regeneration and rural development, and leisure and tourism.
Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully negotiate the planning system. He takes a lead role in the assembly and management of multi-disciplinary teams who coordinate, prepare and submit planning applications. He also acts as expert witness at examinations, public inquiries and appeal hearings.
Brian Mullin 6
Specialisms:
- Commercial Development
- Family Business
- Planning & Environmental
- Real Estate
As the head of Marrons, Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully navigate the planning system.
A chartered member of the Royal Town Planning Institute since 2007, Brian combines deep technical knowledge with strategic insight, developed through a BSc in Environmental Planning and two postgraduate diplomas in Environmental Planning and in Construction and Project Management, all from leading institutions in Belfast.
He began his career as a local government officer, before joining Marrons in 2008, where he played a key role in shaping the consultancy’s national presence and reputation.
Based in the Midlands, Brian is a planning policy expert, providing strategic and technical planning development advice to a broad range of clients. Working predominantly within the English planning regime, Brian works across a range of sectors in the development industry including residential, office, industrial, retail, education, renewable energy, telecommunications, heritage, urban regeneration and rural development, and leisure and tourism.
Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully negotiate the planning system. He takes a lead role in the assembly and management of multi-disciplinary teams who coordinate, prepare and submit planning applications. He also acts as expert witness at examinations, public inquiries and appeal hearings.
Brian Mullin 7
Specialisms:
- Commercial Development
- Family Business
- Planning & Environmental
- Real Estate
As the head of Marrons, Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully navigate the planning system.
A chartered member of the Royal Town Planning Institute since 2007, Brian combines deep technical knowledge with strategic insight, developed through a BSc in Environmental Planning and two postgraduate diplomas in Environmental Planning and in Construction and Project Management, all from leading institutions in Belfast.
He began his career as a local government officer, before joining Marrons in 2008, where he played a key role in shaping the consultancy’s national presence and reputation.
Based in the Midlands, Brian is a planning policy expert, providing strategic and technical planning development advice to a broad range of clients. Working predominantly within the English planning regime, Brian works across a range of sectors in the development industry including residential, office, industrial, retail, education, renewable energy, telecommunications, heritage, urban regeneration and rural development, and leisure and tourism.
Brian is a highly experienced and nationally recognised town planning expert, helping clients successfully negotiate the planning system. He takes a lead role in the assembly and management of multi-disciplinary teams who coordinate, prepare and submit planning applications. He also acts as expert witness at examinations, public inquiries and appeal hearings.
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