Business Details
11 Years
experience
Professional London Construction & Renovation Services
Established in 2015, GECA operates as a distinguished design and build firm delivering excellence across all projects while maintaining rigorous safety and efficiency standards. Our team comprises highly experienced, fully insured professionals renowned for their expertise in executing even the most demanding projects with precision. Specialising in house refurbishments, property renovations, and loft conversions across London, we streamline the entire process from initial design to final completion, eliminating the need for multiple contractors. With a reputation built on years of delivering top-quality work at competitive prices, we coordinate seamlessly with local councils, architects, and contractors to ensure full compliance and certification. Our commitment to transparency, cleanliness, and client satisfaction guarantees a stress-free experience, supported by a one-contract approach that simplifies project management.Whether undertaking minor bathroom installations or comprehensive property transformations, our dedicated Polish builders prioritise client visions while adhering strictly to budgets and timelines. Recognised for exceptional craftsmanship in Kensington period flats and across London's diverse architectural landscape, we combine traditional skills with modern technologies to enhance property value. Our services extend to commercial refurbishments, incorporating plumbing, electrical work, and interior design under one roof. Client testimonials specifically commend our director Maciek Kobylinski and his team for their professionalism, attention to detail, and ability to harmonise existing features with contemporary enhancements. Through meticulous planning and execution, we ensure minimal disruption to daily routines while maintaining the highest construction standards.
Services
House refurbishment
Property renovation
Loft conversions
House extensions
Bathroom installation
Kitchen refurbishment
Commercial refurbishment
Painting and decorating
Details
- Year established: 2015
Highlights and features
- We deliver top-quality work at competitive prices across London.
- Our team comprises experienced, fully insured construction professionals.
- We provide full design and build service under one contract.
- We coordinate council permissions and certifications for your peace of mind.
- Our work consistently receives 4+ star average customer ratings.
What people say
Top quality work
Professional service
Excellent craftsmen
Good value
Highly recommend
Services
House refurbishment
Specialising in comprehensive house refurbishments across London, we transform properties while preserving architectural integrity. Our services cover structural improvements, bathroom and kitchen installations, and full interior redecoration. Clients benefit from our single-contract approach that coordinates all aspects from planning permissions to final finishes, ensuring seamless project delivery.
Property renovation
Offering complete property renovation solutions for residential and commercial spaces, we combine modern techniques with traditional craftsmanship. Our scope includes layout redesigns, system upgrades, and aesthetic enhancements tailored to client specifications while maintaining compliance with London building regulations.
Loft conversions
We create functional living spaces through expert loft conversions, maximising property value while minimising disruption. Our process includes council permission applications, insulation works, and integrated design solutions that combine space creation with energy efficiency improvements.
House extensions
Delivering bespoke house extensions that enhance both living space and property value, we manage every stage from initial design to final certification. Our team coordinates with local authorities and architects to ensure structural integrity while achieving clients' spatial requirements.
Bathroom installation
Specialist bathroom installations incorporating modern plumbing systems and contemporary fixtures. We handle complete wet room setups and traditional bathroom renovations with attention to waterproofing details and compliance standards, ensuring both functionality and aesthetic appeal.
People
Maciej Kobylinski
Director
Leading GECA's operations, Maciej oversees project execution and client coordination. With extensive experience in London's construction sector, he ensures adherence to quality standards and manages relationships with architects and contractors.
Questions
What areas do you cover for refurbishment projects?
We operate across London and surrounding areas including Kensington, Hayes, Wembley, and Croydon.
Do you handle planning permissions for extensions?
Yes, we coordinate council applications and building control certifications for all extension projects.
Are your services insured?
All our work comes with full insurance coverage and guarantees for client peace of mind.
What renovation types do you specialise in?
We handle complete property refurbishments, loft conversions, kitchen/bathroom upgrades, and commercial renovations.
Do you work on listed buildings?
Yes, we have experience maintaining period features while implementing modern improvements in heritage properties.
Can you manage full house renovations?
We provide end-to-end house renovation services covering structural works, system upgrades, and interior design.
