Completed kitchen renovation in Southampton by BMSCompleted rear house extension in Southampton by BMS Building Master SpecialistCompleted family bathroom with freestanding bath in Hampshire by BMSBespoke curved staircase with iron balustrade completed by BMSCompleted garden studio and landscaping in Hampshire by BMSCompleted roof tiling project in Hampshire by BMS Building Master SpecialistCompleted house extension with bifold doors in Southampton by BMS

SOUTHAMPTON · HAMPSHIRE · UK

EXTENSIONS, RENOVATIONS
& GENERAL BUILDING

BUILT PROPERLY. MANAGED PROPERLY. FINISHED PROPERLY.

Premium building work across Southampton and Hampshire, from house extensions and structural alterations to kitchens, bathrooms and full property renovations.

SCROLL TO EXPLORE ↓
THE DETAILS MATTERCHECKATRADE RATING9.67/10 · 1 REVIEW IN THE PAST 12 MONTHSVERIFIED REVIEWS28 ON CHECKATRADECHAS ACCREDITEDTO VERIFYFULLY INSUREDTO VERIFY

We BUILD, RENOVATE and RESTRUCTURE homes across Southampton and Hampshire.

From the first structural decisions to the last finishing detail, we approach every project with care and intent.

MORE ABOUT BMS
1,000

PROJECTS COMPLETED

BMS CONFIRMED TOTAL
29

YEARS EXPERIENCE

BUILDING SINCE 1997
28

VERIFIED REVIEWS

CHECKATRADE · TOTAL REVIEWS
9.67/10

CHECKATRADE RATING

BASED ON 1 REVIEW IN THE PAST 12 MONTHS

WHAT YOU DON’T
SEE MATTERS.

Beautiful on the outside.
Built properly underneath.
The finish is only part of the story. Behind every BMS project are the structural details, connections, protection and preparation that help the finished work perform properly for years to come.

Structural steel installation during a residential renovation project by BMS in Southampton
01 / 06

STRUCTURE

Structural alterations, steelwork and load-bearing solutions completed with careful planning and precise installation.

Structural steel connection integrated into existing masonry during a BMS building project
02 / 06

CONNECTIONS

New structural elements are carefully tied into the existing building to create strong, reliable and properly integrated connections.

Roof weatherproofing, lead flashing and rooflight installation completed by BMS
03 / 06

WEATHERPROOFING

Roof junctions, leadwork, flashings and exposed details are finished carefully to protect the building from water and weather.

Floor insulation boards laid over a membrane during a BMS residential building project
04 / 06

INSULATION

Insulation boards and membranes are laid carefully and joints sealed, improving energy efficiency, comfort and long-term performance.

Plasterboard preparation and joint detailing before final finishing by BMS
05 / 06

PREPARATION

Walls, ceilings and surfaces are prepared properly before plastering, decorating and final finishes, helping achieve a cleaner result.

Finished staircase, joinery and interior detailing completed by BMS
06 / 06

FINISHING

From flooring and joinery to decorating and final details, each element is finished with care for a clean, professional result.

REAL BMS WORK · SOUTHAMPTON & HAMPSHIRE

NO SURPRISES
AFTER HANDOVER.

A straightforward process gives every stage the attention it deserves — from the first conversation to the final walk-through.

OUR APPROACH

We start by understanding your space, your plans and the practical requirements of the work.

Completed rear house extension in Southampton by BMS Building Master Specialist

The work is defined clearly so everyone knows what is included before construction begins.

Completed kitchen renovation in Southampton by BMS

We coordinate trades, sequencing and materials, keeping you informed at every decision.

Roof window installation during roofing work by BMS in Hampshire

The build progresses with one point of contact, careful execution and regular communication.

Roof flashing detail during roofing work by BMS in Hampshire

The finished work is reviewed and any snagging items are identified for completion.

Completed shower room refurbishment in Hampshire by BMS

We work through the final details and hand the completed space back with care.

Completed family bathroom with freestanding bath in Hampshire by BMS

THE WAY
WE WORK.

Four principles that guide the work, whatever the project.

01 / 04

CLEAR SCOPE

A defined plan and an understanding of what the work involves.

02 / 04

ONE PROJECT LEAD

A clear point of contact through the stages of the build.

03 / 04

CONTROLLED BUILD

Considered sequencing, careful execution and open communication.

04 / 04

PROPER HANDOVER

A final review with attention to the details that matter.

TRUST IS
EARNED ON SITE.

Real customer feedback from completed BMS projects, independently published and verified on Checkatrade.

CLIENT WORDSVERIFIED REVIEWER

Marcin is brilliant and I highly recommend him. There are a few things I look for in a builder - good quality work, reasonable price, getting the job done in good time, and good communication. Marcin met or exceeded all of those criteria. He's also a lovely guy, and was very accommodating of tweaks we made as the job progressed, some of which were significant. The whole team worked really hard and we were impressed with how quickly they got things done.

SERVICE
Extension and kitchen remodelling and fitting
RATING
9.67 / 10
LOCATION
SO18
SOURCE
CHECKATRADE
01 / 03
VIEW ALL REVIEWS ON CHECKATRADE ↗

Independent customer reviews published on Checkatrade.

LET’S DISCUSS
YOUR PROJECT.

Tell us what you’re planning and we’ll arrange the next step.

START YOUR PROJECT