Business Details
14 Years
experience
Expert Construction Contractors in Hertfordshire
Complete Conversions is a Hertfordshire-based business with extensive experience in property planning and refurbishment across South East England. Specialising in loft conversions, garage conversions, and house renovations, we prioritise individual project requirements while maintaining high standards of craftsmanship. Our approach combines technical expertise with client-focused service, ensuring compliance with building regulations and planning permissions. We collaborate with trusted professionals, including electricians, plumbers, and structural engineers, to deliver tailored solutions.Our commitment to transparency and client reassurance extends to addressing technical queries and advising on fittings, while our step-by-step project management ensures clarity throughout the process. With a portfolio spanning diverse properties, we focus on creating functional, value-driven living spaces that meet modern needs.
Services
Loft conversions
Garage conversions
House renovations
Kitchen fitting
Bathroom installations
Roof alterations
Plastering
Tiling
Electrical work
Plumbing
Details
- Year established: 2012
Highlights and features
- We have over a decade of experience in property conversions and renovations.
- Our team collaborates with certified electricians, plumbers, and structural engineers.
- We provide step-by-step project guidance with no-obligation quotations.
- We ensure compliance with building regulations and planning permissions.
- We offer flexible client consultations during day or evening hours.
What people say
Excellent value for money
High standards of work
Flexible consultations
Step-by-step guidance
Trusted specialists
Services
Loft conversions
We specialise in roofline and dormer loft conversions, maximising space while adhering to building regulations. Our process includes structural calculations, Velux window installation, and insulation. Clients benefit from tailored designs that respect permitted development allowances and conservation area restrictions.
Garage conversions
Transform unused garages into living spaces with cavity wall construction, thermal insulation, and compliant flooring. We handle planning checks, foundation upgrades, and ventilation requirements to create functional rooms within two to three weeks.
House renovations
From kitchen fitting to full extensions, our services cover carpentry, tiling, plumbing, and electrical work. We ensure all projects meet building regulations, with certified electricians and gas-safe plumbers delivering durable, modernised living spaces.
Planning compliance
We manage planning permission assessments, permitted development calculations, and building regulation approvals. Our team coordinates with local authorities to ensure projects meet structural safety, fire escape, and insulation standards.
Step-by-step project management
Our structured approach covers scaffolding, structural installations, electrical/plumbing first-fix, insulation, and final decoration. Clients receive transparent timelines and cost-saving options like VAT saver schemes or part-build solutions.
Questions
Do I need planning permission for a loft conversion?
Most loft conversions fall under permitted development but require building regulations approval. We check your property's eligibility and handle compliance.
How long does a garage conversion take?
Garage conversions typically take two to three weeks, depending on structural requirements and regulatory approvals.
What areas do you serve?
We operate across Hertfordshire, Essex, London, and surrounding areas in South East England.
Can you help reduce conversion costs?
Yes, we offer VAT saver schemes and part-build solutions to reduce costs by up to 40% while maintaining quality standards.
Are your tradespeople certified?
We work exclusively with certified electricians, gas-safe plumbers, and structural engineers to ensure compliance and safety.
What guarantees do you offer?
We provide no-obligation quotations, transparent project timelines, and a commitment to meeting building regulations for all conversions.
