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London · Est. K777ORBI
Building London's Future with Precision & Excellence
K777ORBI Construction Limited undertakes steel fixing, concrete reinforcement, steel reinforcement assembly and concrete finishing for projects across London. We supply both professional and non-professional labour, complete jobs on schedule, and always offer fair prices with safety at the forefront.
5.0 rated on Google · Fully insured & certified
By the numbers
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Projects Completed
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Reinforcement Projects
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Happy Clients
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Skilled Professionals
What we offer
K777ORBI Construction is undertaking steel fixing, supplying both professional and non-professional labour, and completing jobs according to schedule. We offer fair prices and ensure safety on every site while assembling steel reinforcements and providing concrete finishing and reinforcements.
250+
London projects completed
About K777ORBI
Craftsmanship you can stand on
We're a London-based construction company specialising in steel fixing, concrete reinforcement, steel reinforcement assembly and concrete finishing. We also supply professional and non-professional labour to site, delivering every job on schedule, at fair prices, and with a safety-first mindset.
- Quality first
- Safety-led sites
- Reliable delivery
- Fully insured
- Certified professionals
- Transparent pricing
What we build
Services engineered for London living
A full-service construction partner — from single-storey extensions to complete new builds and commercial fit-outs.
House Extensions
Rear, side and wrap-around extensions that transform how you live.
ExploreLoft Conversions
Add value and space with beautifully engineered loft conversions.
ExploreRenovations
Full property renovations blending heritage character with modern living.
ExploreCommercial Construction
Offices, retail units and mixed-use developments across London.
ExploreGroundworks
Foundations, drainage and structural groundworks by certified crews.
ExploreFeatured projects
A portfolio of London landmarks
Steel FixingBasement Raft & Retaining Walls
London
Reinforced concrete raft with steel fixing to walls and starter bars — ready for the next concrete pour.
View Project
ConcreteReinforced Concrete Lift Core
London
Cast in-situ lift-core walls with continuity rebar left proud for the following lift, tower crane on standby.
View Project
ConcreteCast-In-Situ Concrete Columns
London
Structural columns and shear walls cast with vertical starter bars — the vertical structure of a new multi-storey build.
View Project
Steel FixingGround-Floor Slab Reinforcement
London
Full slab reinforcement mat fixed over blinding and edge shuttering, ready for a large ground-floor concrete pour.
View Project
Steel FixingPrefabricated Rebar Cages
London
Prefabricated foundation beam cages tied off-site and set out on the slab alongside service ducts.
View Project
GroundworksFoundation Pour with Mobile Crane
London
Live foundation pour supported by mobile crane and concrete wagon during a full working day on site.
View Project
PlanningCollege Parking & Commercial Build
London
3D site logistics render showing a multi-storey commercial building with dedicated college parking, vehicle access and temporary works layout.
View ProjectWhy choose us
The K777ORBI standard
Every project we deliver is measured against six non-negotiables.
Experienced Team
A proven track record of London projects behind every crew we deploy.
High Quality Work
Uncompromising finishing standards across every trade.
Fully Insured
Comprehensive public liability and works-in-progress cover.
On-Time Delivery
Transparent schedules with weekly progress reports.
Safety First
CSCS-certified teams operating to strict site safety standards.
5-Star Rated
Consistently rated 5.0 on Google by London homeowners.
Client love
Trusted by homeowners & developers across London
"K777ORBI delivered our rear extension exactly on schedule. The craftsmanship is astonishing — every detail considered."
Amelia Carter
Homeowner, Hampstead
"Reliable, professional and hands-down the cleanest site we've ever worked with. They set a new standard."
James Whitfield
Developer, Canary Wharf
"From first quote to final walkthrough, the communication was exceptional. Highly recommend to anyone in London."
Priya Shah
Homeowner, Islington
Let's build
Let's Build Something Exceptional Together
Share your vision and we'll return with a transparent, tailored quote within 48 hours.