- 5.0 on Google (36 reviews)
- 100% recommended on Facebook
- £2M insured
- 6-month workmanship guarantee
- Covering Cambridgeshire & surrounding counties






5.0 rating
36 Google reviews
£2 million insured
Public & employers' liability
6-month guarantee
On completed workmanship
10 years in the trade
Owner on site daily
What we build
One team for the structure,
the finish and the outside space
From a single garden wall to a full self-build, Prime Build takes the job from start to finish and brings in trusted trades where they're needed.

House extensions
Single-storey, rear and kitchen-diner extensions built from foundations to finish, including the roof.
House extensions
Home renovations & knock-throughs
Whole-room and whole-house renovations, opening up tired layouts into space you actually use.
Home renovations & knock-throughs
Structural work & steel beams
Load-bearing wall removal and steel beam installation, handled properly. Subsidence work is not undertaken.
Structural work & steel beams
Brickwork & bricklaying
Garden and boundary walls, new brick chimneys and brickwork repairs.
Brickwork & bricklaying
Re-pointing & stone slips
Lime pointing and natural stone slips, matched to the existing building.
Re-pointing & stone slips
Patios
Level, well-drained patios laid on proper foundations with clean edge detail.
Patios
Driveways & block paving
Block-paved driveways, paths and steps, with the pattern set out before a brick is laid.
Driveways & block paving
Landscaping & garden redesign
Full garden redesigns: levels, walls, planting beds, paving and lawns.
Landscaping & garden redesign
Fencing
New fence lines and replacements, set straight and set solid.
Fencing
Fireplace builds & renovation
Bespoke fireplaces built to your room, plus renovation of existing openings.
Fireplace builds & renovation
Garage conversions
Cold, unused garages turned into warm, open-plan living space.
Garage conversions
New build & self-build homes
Complete new homes, including grand-design self-builds, from groundworks upwards.
New build & self-build homesWhy homeowners choose us
The builder you meet
is the builder on site
No account manager, no revolving crews. Jack quotes the work, runs the job and is there with the tools in his hands, so nothing gets lost between the sales pitch and the build.
- Jack on site daily, with his dad working alongside him
- Trusted trades brought in only where they're needed
- Materials sourced and set out before work starts
- Sites left tidy, neighbours and driveways respected
- £2m public and employers' liability insurance in place
- 6-month workmanship guarantee on completed work
5.0
Average across 36 Google reviews
100%
Recommended on Facebook
10 yrs
Jack's time in the trade
24/7
Phone line open, every day
Our work
Extensions, paving and brickwork
built across Cambridgeshire
Photographs of jobs Jack has completed for customers across Cambridgeshire, from house extensions in St Neots to porcelain patios and bespoke brickwork.
Reviews
36 Google reviews,
every one of them five stars
“Great engagement from start to finish, 60msq of natural stone slips and lime pointing. Real attention to detail from both Jack and his dad Martin.”
“Prime Build built our grand design home in Hemingford Grey. They also built all of the boundary walls and a state of the art fireplace.”
“They completed a rear single-storey extension for us, including a knock-through and kitchen extension. The entire process was seamless, and the finish was flawless.”
“Fantastic experience with Prime Build. Right from the start Jack & Martin were extremely professional and they took their time to build us a fantastic new path on our drive.”
“Jack completed a block paved path and steps along the side of my house. He took care of everything from start to finish, sourcing all the materials and planning the paving pattern.”
“Prime Build completed a comprehensive kitchen renovation for us, which included significant structural work such as removing internal walls and installing steel beams.”
Where we work
Based near St Neots,
working across the county
Most of our work comes from within half an hour of St Neots and Huntingdon, and we travel further for larger projects.
- St Neots
- Huntingdon
- St Ives
- Godmanchester
- Cambourne
- Cambridge
- Sandy
- Hemingford Grey
- Cambridgeshire
- Bedfordshire
- Suffolk
- Northamptonshire
All 12 areas we cover are listed above. See all areas.
About Prime Build
A Cambridgeshire building company
led by Jack Prime
Prime Build Services Ltd is a Cambridgeshire-based building company led by Jack Prime, who brings 10 years in the trade and learned the craft from his dad: a bricklayer with over 50 years' experience who still works alongside him.
Based near St Neots and Huntingdon, Prime Build takes on projects of all sizes, from full house extensions and home renovations to structural work and steel beams, bespoke brickwork and garden landscaping. The focus is on quality workmanship and a personal, hands-on approach: Jack is on site daily, brings in trusted trades as needed, and takes care of everything from start to finish.
The result is a reputation built on word of mouth: a 5.0 Google rating across 36 reviews and a 100% recommendation record on Facebook. Every job is backed by £2 million public and employers' liability insurance and a 6-month workmanship guarantee. More about Prime Build Services.
Common questions
Straight answers
before you commit
What areas does Prime Build cover?
We work across Cambridgeshire from our base near St Neots and Huntingdon, including St Ives, Godmanchester, Cambourne, Cambridge, Sandy and Hemingford Grey, plus parts of Bedfordshire, Suffolk and Northamptonshire.
Are you insured?
Yes. Prime Build Services Ltd holds £2 million public and employers' liability insurance, and every completed job carries a 6-month workmanship guarantee against defects.
Do you take on structural work such as steel beams?
Yes. Removing load-bearing walls and installing steel beams is regular work for us. We do not take on subsidence work.
Who will actually be on my job?
Jack is on site daily, working alongside his dad. Other trades are brought in as needed from people we already trust, and you deal with Jack throughout.
What sort of jobs do you take on?
Completed work ranges from garden walls, patios and driveways through to extensions, garage conversions and full new-build homes. Call or send the details of your project and Jack will tell you honestly whether it's one for us.
How quickly can you look at my project?
Call 07482 244276 or send the estimate form and we'll come back to you to arrange a look at the job. The phone line is open 24 hours.
Request an estimate
Tell us about the job
and we'll come and look
Send the details and Jack will be in touch to arrange a visit. Prefer to talk it through? The phone is answered 24 hours a day.
- Phone
- 07482 244276
- Address
- Prime Build Services Ltd, 11a St Mary's Street, St Neots, PE19 2TA
- Hours
- Open 24 hours, 7 days a week



