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Trusted Construction & Home Improvement Services in Hampshire
D & K Building Services is a Portsmouth-based construction and home improvement company with extensive professional experience serving homeowners across Hampshire. We specialise in delivering high-quality building solutions, including extensions, loft conversions, complete refurbishments, kitchen and bathroom installations, and new builds. Our team collaborates exclusively with trusted, registered tradespeople to ensure every project meets rigorous standards of craftsmanship and compliance. With years of hands-on experience in landscaping, renovations, and general building, we pride ourselves on our reliability, transparency, and commitment to client satisfaction. Our approach combines thorough consultation processes with fixed quotations to provide financial clarity, ensuring all work aligns with both regulatory requirements and client expectations.

We treat every project as if it were our own home, maintaining punctuality, professionalism, and attention to detail throughout. From initial design to final completion, we guide clients through every stage, offering gas and electrical certifications upon project finish. Our reputation for efficient turnaround and quality service has been built through decades of delivering both small-scale and large-scale projects across Hampshire. We believe no job is too big or too small, and our dedication to excellence ensures every client receives tailored solutions that enhance their living spaces. Our portfolio demonstrates our capability to transform properties while maintaining the highest standards of construction and customer care.
Services
General Building Home Extensions Loft Conversions Property Renovations New Builds Kitchen Installations Bathroom Refurbishments
Highlights and features
  • We work exclusively with registered, experienced tradespeople for all projects
  • We provide fixed quotations before work commencement for financial transparency
  • Our team maintains punctuality, professionalism, and regulatory compliance
  • We offer comprehensive project management from design to final certification
  • We have extensive experience in both small-scale improvements and large developments
Services
Home Extensions
We deliver custom home extensions that increase living space and property value. Our process includes planning consultation, regulatory compliance, and fixed-cost quotations. Clients receive comprehensive support from initial design through to final council inspections and safety certifications.
Property Renovations
Our renovation services transform residential spaces of all scales. We conduct detailed client consultations to align visions, use premium materials, and maintain strict quality control. Projects include complete property refurbishments and targeted improvements like kitchen and bathroom upgrades.
New Builds
We specialise in constructing bespoke new homes with full project lifecycle management. Our approach combines design collaboration, regulatory compliance, and fixed pricing. We ensure all electrical and gas installations meet safety standards before handover.
Loft Conversions
We convert underutilised loft spaces into functional living areas. Our service includes structural assessments, planning permissions, and interior finishing. We guarantee compliance with building regulations and provide necessary certification upon completion.
General Building
We handle diverse construction requirements from minor repairs to complete developments. Our registered tradespeople ensure quality workmanship across all projects. We maintain transparency through fixed quotations and regular client updates throughout each project.
Questions
What areas do you cover?
We operate throughout Hampshire, with our Portsmouth base enabling efficient service across the region.
What building services do you offer?
We provide extensions, renovations, new builds, loft conversions, and complete property refurbishments.
How do you ensure project quality?
We use registered tradespeople, conduct regular quality checks, and ensure all work meets regulatory standards.
Do you provide cost estimates?
Yes, we offer fixed quotations before starting any work for complete financial transparency.
What about post-project compliance?
We arrange council inspections and provide necessary gas and electrical safety certifications upon completion.