Why Choose Us?

Fully Detailed Quotes on Small, Mid & Large Projects

Located Locally 

Fully Qualified Team

No Upfront Payments

No Deposits

Guarantee 10 years

Insured and Accredited Construction Company

Efficient and Professional services

Construction Company London and Hertfordshire

Total Building and M&E Services Under One Roof

Fully Vetted and Accredited Engineers GAS SAFE and NICEIC REGISTERED

Planning Portal
Lodon and Hertforshire Construction Awards
National Federaion Of Builders Accredited
Get in touch with us:

Address:  Unit 720 Catalyst House, Centennial Park, Centennial Avenue, Borehamwood, WD6 3SY

Telephone: 020 8037 7332

**Attendance By Appointment Only.**

We Serve London and Hertfordshire 20 Mile Radius from our Base in Barnet and Borehamwood.


Loft Conversions Company, House Extensions, Builders in Barnet, Elstree, Bushey, Borehamwood, Hadley Wood, St Albans, Potters Bar, Brent, Camden, Ealing, Enfield, Hammersmith and Fulham, Harrow, Kensington and Chelsea, Rickmansworth and Hertfordshire. Builders in LondonNorth London and North West London.

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Copyright 2006 - 2020 All Rights Received. Company Number: 11713461.

House Extension Builders and  Loft Conversion Company London & Hertfordshire

By Using our Services you agree to our Privacy Policy and Terms and Conditions.

Our services Include Loft Conversions, House Extensions and  Custom House Builders

House Extensions
- Rear Extensions
- Side Extensions
- Two storey extensions
- LABC 10 Year Warranty
- No Deposit Required
- Plumbing and Electrical Packages
- Design Build
Loft Conversions
- Rear Dormer
- Mansard
- Hip to Gable and Velux
- LABC 10 Year Warranty
- No Deposit Required
- - Plumbing and Electrical Packages
- Design Build
Design and Build
- Design Build London and Hertfordshire
- Design Build Loft Conversions
- Design Build House Extensions
- Design Build Small Houses
- Affordable and Cost Effective
- 10 Year Warranty
- Local Authority Building Control Partner
New House Builders
- Design build New Build Houses
- With Bathroom and Kitchen
- NFB Accredited
- Affordable and Cost Effective
- LABC 10 Year Warranty
- Local Authority Building Control Certified
- Design and Build
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Construction and House Building Solutions

Lccl are a full service Construction company located in Hertfordshire and London. From traditional to contemporary, we are experts at creating unique spaces that match your unique style and needs.

" We hold £10m Public Insurance

£5m Employers and All Risk Total Insurance to give you a peace of Mind! " 

“Professional contractors offering support to residential and commercial customers. 35+ years Experience.” 

Lccl Construction Company Services

Start your construction project today