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Business Details
13 Years
experience
Expert Architectural and Planning Services in York
Fusion 13 is an architectural practice established in 2013, combining expertise in architectural design, planning, and environmental services. Our approachable team delivers tailored solutions for residential and commercial projects, from single dwellings to large-scale developments. With offices in Yorkshire and Norfolk, we prioritise client needs through a personalised, stress-free process. Our in-house planning consultant and energy assessors streamline project timelines, reducing delays and costs. We specialise in feasibility studies, detailed design, and compliance with sustainability standards like SAP and Code for Sustainable Homes.

Client feedback highlights our ability to meet and exceed expectations through efficient project management and strong local authority relationships. Founded by Lee Marsh, a qualified architect with over 14 years' experience, we have grown through word-of-mouth recommendations. Our services extend to householders, developers, and housing associations, ensuring practical, cost-effective outcomes. We maintain strong connections with contractors and planning authorities to deliver results. Client testimonials consistently praise our professionalism, competitive fees, and expertise in navigating complex planning processes.
Services
Architectural Services Planning Services Environmental Services Householder Services Sustainable Housing Design
Details
  • Year established: 2013
Highlights and features
  • We offer a personalised approach tailored to each client's needs
  • Our in-house planning consultant and energy assessor streamline the process
  • We guarantee competitive fees without compromising quality
  • Our team has over 14 years' experience in residential and commercial architecture
  • We maintain strong relationships with local planning authorities and contractors
What people say
Excellent work Timely and professional manner Cost-effective way Responsive and gave excellent support Quality of the plans provided
Services
Architectural Design
Our architectural design services cover feasibility studies, concept development, and detailed working drawings for residential and commercial projects. We specialise in new builds, extensions, conversions, and refurbishments, ensuring compliance with building regulations. Our team delivers tailored solutions that balance aesthetic appeal with practical functionality.
Planning Consultancy
We provide end-to-end planning consultancy, including pre-application advice, site appraisals, and planning applications. Our expertise in local policies and regulations ensures projects meet approval criteria, with support for appeals and condition discharge to secure successful outcomes.
Environmental Services
Our environmental services include SAP calculations, Code for Sustainable Homes assessments, and energy performance certifications. We offer tailored advice on compliance with Part L and Part G building regulations, helping clients achieve sustainability targets and reduce long-term operational costs.
Householder Services
We specialise in householder projects such as extensions, loft conversions, and listed building alterations. Our services include design, planning permission, and building regulation compliance, with a focus on minimising client stress through efficient project management and clear communication.
Sustainable Housing
Our sustainable housing design incorporates fabric-first principles, renewable technologies, and water efficiency strategies. We provide Home Quality Mark assessments and Code for Sustainable Homes certifications, ensuring developments meet environmental standards while maintaining cost-effectiveness.
People
Lee Marsh
Managing Director
Lee Marsh, Managing Director, founded Fusion 13 in 2013. With over 14 years' experience, he leads our team in delivering architectural, planning, and environmental services. His expertise includes residential projects and environmental assessments.
Questions
What services does Fusion 13 offer?
We provide architectural design, planning consultancy, and environmental services for residential and commercial projects, including SAP calculations, planning applications, and sustainable housing design.
Which areas do you serve?
We operate across Yorkshire and East Anglia, with offices in Easingwold (York) and Norwich, supporting clients from initial design to project completion.
How do you handle planning applications?
We manage the entire planning process, from pre-application advice to submission and appeals, ensuring compliance with local policies and maximising approval chances.
Can you assist with sustainable building standards?
Yes, we offer Code for Sustainable Homes assessments, SAP calculations, and Home Quality Mark certifications to help projects meet environmental compliance requirements.
What experience do you have with householder projects?
We specialise in residential extensions, conversions, and listed building alterations, providing tailored design and planning services to meet householders' unique needs.