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Business Details
11 Years
experience
Expert Architectural Design Services in Worthing & London
Established in 2015, Krona Design has built a reputation for delivering innovative architectural solutions across residential and commercial sectors. Our expertise spans extensions, loft conversions, new build homes, and commercial projects, serving clients in Sussex, London, and beyond. With a multidisciplinary approach, we guide clients from initial concept to construction completion, ensuring compliance with planning regulations and building standards. Our team, led by Managing Director Jaimie Blomqvist, combines extensive industry experience with a commitment to sustainability, minimising waste and optimising energy efficiency in every project. Specialising in listed buildings and conservation areas, we balance historical preservation with modern functionality. Our portfolio ranges from 40,000 renovations to 5,000,000 developments, reflecting our adaptability to diverse client needs.

By collaborating with trusted contractors and engineers, we maintain rigorous quality control throughout the project lifecycle. Client testimonials highlight our clear communication, creative problem-solving, and ability to transform visions into tangible results. Our structured process includes feasibility studies, planning applications, construction management, and interior finishing, ensuring seamless project delivery. With offices in Worthing and London, we offer localised expertise backed by national and international experience, including projects for major entertainment corporations. Our dedication to excellence has earned recognition from homeowners, developers, and industry professionals alike.
Services
Loft Conversions Extensions New Build Houses Interior Design Commercial Buildings 3D Rendering Planning Applications Project Management Sustainable Design Listed Building Work
Details
  • Year established: 2015
Highlights and features
  • We offer a multidisciplinary approach covering all project phases from concept to completion
  • Our team includes a director with international experience in major entertainment projects
  • Specialists in listed buildings and conservation area renovations with planning expertise
  • Portfolio spans 40k renovations to 5m developments across residential and commercial sectors
  • Comprehensive sustainability focus minimising waste and optimising energy performance
What people say
Excellent communication Knowledgeable about projects Transformed our space Creative solutions Highly recommend
Services
Loft Conversions
Transform underutilised loft spaces into functional living areas with our expert conversion service. We handle structural modifications, insulation, and access solutions while ensuring compliance with building regulations. Our designs maximise headroom and natural light, creating versatile spaces for bedrooms, offices, or entertainment areas.
Extensions
Expand your living space with custom-designed extensions tailored to your property and lifestyle. From single-storey kitchen extensions to double-storey side expansions, we manage planning applications, structural engineering, and construction coordination to create seamless additions that enhance property value.
New Build Houses
Design and construct bespoke residences reflecting your unique requirements. We provide full-service delivery from site feasibility studies through to completion, specialising in energy-efficient builds that combine modern aesthetics with practical functionality while respecting local architectural contexts.
Interior Design
Create cohesive interior environments through our comprehensive design service. We develop tailored solutions for residential and commercial spaces, selecting finishes, fixtures, and furnishings that align with architectural style and client preferences while optimising spatial functionality.
Commercial Buildings
Reimagine commercial spaces to enhance operational efficiency and brand identity. Our services cover office refurbishments, retail fit-outs, and purpose-built commercial developments, integrating ergonomic design principles with compliance requirements for accessible, future-ready workplaces.
People
Jaimie Blomqvist
Managing Director
Architectural director with 15+ years' experience in residential and commercial projects. Former Disney World and Universal Studios designer, specialising in listed buildings and sustainable architecture. Leads all client projects personally.
Questions
What architectural services do you specialise in?
We specialise in residential extensions, loft conversions, new build homes, commercial building design, and interior design services across Sussex and London.
How experienced is your team?
Our director has 15+ years' experience including international projects for major entertainment corporations, supported by a team with collective industry experience spanning decades.
Do you work with listed buildings?
Yes, we specialise in sensitive renovations of listed buildings and conservation area properties while maintaining historical integrity and meeting modern requirements.
What project sizes do you handle?
Our portfolio includes projects ranging from £40,000 renovations to £5,000,000 developments across residential and commercial sectors.
How do you ensure sustainability?
We incorporate energy-efficient materials, passive design principles, and waste minimisation strategies throughout our projects to create environmentally responsible buildings.