Home Extensions
Add real space and value with single or double storey extensions.
Simion PC Construction Ltd
Transform the Home You Love.
Extensions, loft conversions and full renovations across Borehamwood, Hertfordshire & North London — delivered by one team, start to finish.
- 20+ Years' Experience
- 2-Year Workmanship Warranty
- Fully Insured
- Building Regulations Certified
What we do
One team for every home improvement
Loft Conversions
Turn your empty loft into the best room in the house.
Kitchen Refurbishments
Modern layouts, units and lighting managed by one team.
Bathroom Refurbishments
New suites, tiling and ventilation, finished properly.
Full Home Renovations
Complete transformations — structural work to final finishes.
General Construction
Structural alterations and building work, done right.
20+
Years' experience
2-Year
Workmanship warranty
100%
Fully insured
Why homeowners choose us
- One team from design to handover — no chasing trades
- Clear, honest pricing from day one
- Regular updates — you always know what's happening
- 2-year workmanship warranty on every job
Where we work
Based in Borehamwood, building across Herts & North London
We cover Borehamwood, Elstree, Watford, Radlett, Potters Bar, Barnet, Edgware, Finchley and across Hertfordshire & North London.
- Borehamwood
- Elstree
- Watford
- Radlett
- Potters Bar
- Barnet
- Edgware
- Finchley
- Hertfordshire
- North London
Recent work
Homes we have transformed
Get Your Free Quote
Answer a few quick questions — we'll call you within 24 hours to book a free site visit. No obligation.
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What are you planning?
Prefer to talk now? Call or WhatsApp Marcel directly on 07837 089 877.