Builder in Portsmouth: 11 Local Firms to Compare

Choosing a builder starts with the job, not the broad label. A structural repair, extension, new build and renovation need different scopes and quotes. Get clear about what you want changed before comparing firms.

Portsmouth is compact, but “Portsmouth” can still mean different things on a project brief: Southsea, the central city or mainland areas such as Cosham are not interchangeable addresses. The listings below are presented as operating in Portsmouth; give each firm the exact postcode and confirm it suits the job. Around here, the sea may set the horizon, but the written scope should set the price.

Start with the kind of build

For brickwork, structural repairs or foundations, describe the affected area and whether another professional has specified the work. For a conversion or extension, set out the space you want, the existing layout and any drawings already available. For a refurbishment, separate the rooms and trades involved. A short written brief helps a builder say whether the project fits and what information is needed to quote.

These profiles are an editorial comparison of displayed categories, specialisms, ratings and contact details, not a workmanship judgement. Ratings and review totals are included as shown, not treated as proof that a firm is right for a particular project. No prices or start dates are supplied.

Builders and building firms listed for Portsmouth

Builder in Portsmouth

The profiles follow the same practical test: what work is named, what visible detail may help you decide to enquire, and what remains to ask. The order is not a ranking.

D A Property Maintenance

Positioning
Listed as a Builder, with property-maintenance work also reflected in the business name.
Displayed work
Wall-tie replacements, fire and flood renovation, new builds and mastic sealant.
Listing details
Score 10.00 from 102 reviews; phone +44 7380 361678. The listing says it operates in Portsmouth and offers quote requests.
May suit
A project involving one of the named repair or building categories. Ask whether the specific property and scope fit.
Ask before proceeding
Request a site assessment and written scope. Clarify which work is included, materials, any exclusions, and the proposed schedule. The visible details do not include prices or availability.

The range shown spans maintenance and larger building work, so make the enquiry specific rather than asking for a generic building quote. If you are dealing with a wall-tie issue or fire/flood renovation, describe what has happened and share any existing reports or photos. If the job is a new build, ask what stage the firm would cover. The listing gives no project prices, address or service radius; confirm the property postcode directly. The displayed score and review count provide context only and do not establish the result of work like yours.

Nardone Brickwork and Construction

Positioning
Builder listing with a business name that explicitly identifies brickwork and construction.
Displayed work
Brick and concrete structural repairs, car ports, concreting and warehouse racking.
Listing details
Score 9.56 from 6 reviews; phone +44 7455 701938. Listed as operating in Portsmouth, with quote requests available.
May suit
Someone enquiring about the named brickwork, concrete or related construction tasks.
Ask before proceeding
Clarify whether the project is structural, decorative or a new installation, and what drawings or specifications are needed for a quote.

The listed skills cover several different types of work, from structural repairs to car ports and warehouse racking. Do not assume one service description covers another: send a concise account of the actual job and ask what the firm would take responsibility for. If the work is structural, establish what information it needs before quoting and whether the scope should be defined by a separate specification. The profile does not show prices, a full address or a start date. Six reviews are a relatively small displayed sample; the score is not a substitute for a project-specific conversation or written scope.

Milwalt Property Services Ltd

Positioning
Listed as a Builder and property-services firm.
Displayed work
Extensions and conversions, garden studios, foundations and tree houses.
Listing details
Score 9.93 from 21 reviews; phone +44 7476 908907. Portsmouth operation and quote-request options are displayed.
May suit
A homeowner comparing an extension or conversion enquiry, or asking about one of the named standalone structures.
Ask before proceeding
Confirm which project stages are covered, what plans are needed, and whether groundworks or foundations are part of the same proposal.

The work list includes both additions to a property and garden structures. These are not automatically the same package. Explain whether you are planning an extension, conversion, garden studio or another named structure, then ask what design information and site details the firm needs. For projects involving foundations, clarify whether that work is included in the proposed scope or priced separately. The listing shows a score of 9.93 from 21 reviews, but does not supply a price, programme or exact business address. Ask for a written breakdown so you can compare like with like rather than relying on a single overall figure.

MJ Quigley Brickwork & Building Contractors

Positioning
Builder and building-contractor listing; the displayed name foregrounds brickwork.
Displayed work
Brick and concrete structural repairs, concreting, and extensions or conversions.
Listing details
Score 10.00 from 19 reviews; phone +44 7361 592226. Listed as operating in Portsmouth, with a quote-request option.
May suit
A project involving the named masonry or concrete work, or an extension/conversion enquiry needing a defined scope.
Ask before proceeding
Describe the structure and intended change. Confirm whether the quote covers preparation, materials, making good and any related trades.

Brickwork, concrete repairs and extensions can involve very different quantities and stages. When requesting a quote, say whether you have a defined design or are still describing the problem. Share dimensions or plans if available, and ask what assumptions the estimate makes. For a conversion, establish which parts of the existing building are included and whether the price covers only the listed building work or more of the project. The listing displays 10.00 from 19 reviews and a phone contact, but no prices or schedule. The useful comparison is the written scope, exclusions and total—not the rating alone.

JPW Carpentry

Positioning
Shown in the Builder results; the business name identifies carpentry.
Displayed work
Agricultural building, refurbishments, insurance-claim work and partition walls.
Listing details
Score 9.67 from 31 reviews; phone +44 7897 015857. The listing says it operates in Portsmouth and accepts quote requests.
May suit
An enquiry involving partitions or refurbishment, subject to confirming the precise work offered.
Ask before proceeding
Explain whether the project is carpentry-led or a broader refurbishment, and ask which parts the firm will include.

The business name points to carpentry, while the directory also displays broader building-related skills. Use that contrast as a reason to be precise: if you need a partition wall, say whether it is a new division, an alteration or part of a larger refurbishment. If the request concerns agricultural building or an insurance claim, ask what documents and specifications are required before an estimate can be prepared. The profile shows 9.67 from 31 reviews, but does not set out prices, timing or an exact address. Confirm the scope directly and ask for any exclusions to be written into the quote.

Nolan Build Ltd

Builder in Portsmouth

Positioning
Builder listing with several repair and renovation categories displayed.
Displayed work
Wall-tie replacements, fire and flood renovation, insurance-claim specialist work, and brick or concrete structural repairs.
Listing details
Score 10.00 from 48 reviews; phone +44 7414 127824. Portsmouth operation and quote requests are displayed.
May suit
A property repair or renovation enquiry matching one of the listed categories.
Ask before proceeding
State the cause and extent of the damage, what has already been assessed, and whether an insurer or surveyor has supplied a scope.

The displayed specialisms make this a possible contact for repair-led work, including fire or flood renovation and structural masonry repairs. Those jobs depend on the property and documented scope, so describe what is known rather than assuming a standard package. If an insurer or surveyor is involved, ask what documents the builder needs and whether the quote can be itemised against the agreed work. The listing shows a score of 10.00 from 48 reviews and a phone number, but it does not provide a price, service boundary beyond Portsmouth, or a start date. Get the proposed work and exclusions in writing before comparing offers.

Middleton Developments (Hants) Ltd

Positioning
Builder listing for a development firm.
Displayed work
Car ports, garage conversions, garden studios and foundations.
Listing details
Score 10.00 from 64 reviews; phone +44 7360 537847. Listed as operating in Portsmouth, with quote requests available.
May suit
A project involving a garage conversion, garden studio or another specifically listed structure.
Ask before proceeding
Confirm whether the quote covers design information, foundations, construction and finishing, or only selected stages.

The displayed work centres on additional space and structures, including garage conversions and garden studios. Identify which one you are considering and what the finished space needs to do. Ask whether foundations and associated work are included, especially if the proposal is split into stages. For a garage conversion, clarify what work is covered inside the existing structure and whether the quotation includes the finish you expect. The profile displays 10.00 from 64 reviews, alongside a phone number. It does not provide project prices, a schedule or a full address, so those details need to come from a tailored proposal.

D C Edney Installations

Positioning
Builder listing with installation and construction-related skills.
Displayed work
Brick or concrete structural repairs, demolition, concrete garages and cladding.
Listing details
Score 10.00 from 70 reviews; phone +44 7366 311547. The listing says it operates in Portsmouth and offers quote requests.
May suit
An enquiry involving one of the named repair, demolition, garage or cladding categories.
Ask before proceeding
Set out whether the work is removal, repair or installation, and establish how the firm defines the project boundary.

The list spans demolition as well as repairs and installation. Make clear whether you need something removed, repaired or built, since those are different scopes. For a concrete garage or cladding job, describe the existing structure and desired result, and ask what preparation and finishing are included. If demolition is involved, confirm what the quote covers and what happens to removed materials. The displayed score is 10.00 from 70 reviews, but the profile gives no price or availability. A written scope and itemised quotation will tell you more about whether this listing matches the work than the broad Builder category alone.

Evolve Building Group Ltd

Positioning
Building-group listing focused in part on conversions and additions.
Displayed work
Loft conversions, garage conversions, garden studios, extensions and conversions.
Listing details
Score 9.67 from 15 reviews; phone +44 7446 978189. Portsmouth operation and quote requests are shown.
May suit
A homeowner comparing a loft, garage or extension project, after confirming the exact stages included.
Ask before proceeding
Ask what drawings, measurements and project decisions are needed to prepare a quote, and how the work is divided into stages.

The listed focus is on making or changing space: lofts, garages, garden studios and extensions. These are substantial projects with different existing conditions, so describe the property and intended use of the space. Ask whether the quotation includes preparatory work, construction and finishing, and whether any part is excluded or separately priced. If plans are not ready, ask what information is needed before the firm can give a useful estimate. The listing shows 9.67 from 15 reviews and a phone number. It does not provide a project price or timeline; compare proposals by included work and assumptions rather than headline totals.

Castle View Builders

Positioning
Builder listing with general building and structural-steel work among the displayed skills.
Displayed work
Extensions or conversions, garage conversions, general building and structural steels.
Listing details
Score 10.00 from 8 reviews; phone +44 7400 419234. Listed as operating in Portsmouth, with quote requests available.
May suit
An extension, conversion or general-building enquiry where the scope is clearly described.
Ask before proceeding
If structural steel is involved, clarify the drawings or specification available and what installation and making-good work the quote covers.

The visible skills range from general building to structural steel, so a clear brief matters. Explain whether the work is an extension, a conversion or another change, and identify any structural element already specified. Ask which stages are included and whether the proposal covers associated work beyond the named item. The listing displays 10.00 from 8 reviews, a smaller visible count than some other entries; it should not be read as a comparison of workmanship. No price, start date or full address is shown. Request a written estimate based on the same project details you give to other builders.

TP Developments

Positioning
Builder listing for development and refurbishment work.
Displayed work
Refurbishments, basement or cellar conversions, general building and suspended ceilings.
Listing details
Score 9.97 from 10 reviews; phone +44 7476 995844. Portsmouth operation and quote requests are displayed.
May suit
A refurbishment or conversion enquiry involving one of the specifically listed work types.
Ask before proceeding
Describe the existing space and intended result; establish whether the work is a single trade or a broader refurbishment package.

The profile includes both general refurbishment and the more specific category of basement or cellar conversion. If your project involves a below-ground space, explain its current condition and what you intend to use it for; ask what information is needed before a firm scope can be set. For a suspended ceiling or other discrete task, confirm whether TP Developments accepts that work on its own or only as part of a larger project. The listing shows 9.97 from 10 reviews and a phone number, but no prices, address or schedule. Ask for inclusions and exclusions in writing so the proposal can be compared fairly.

Compare the Portsmouth builder listings

Each entry is shown as operating in Portsmouth. Scores, review counts, skills and phone numbers below reproduce the displayed listing details; they are not a guarantee of a project outcome.

Displayed builder listing details for Portsmouth
Business Work named in listing Score / reviews Phone
D A Property Maintenance Wall ties; fire/flood renovation; new builds 10.00 / 102 +44 7380 361678
Nardone Brickwork and Construction Structural repairs; car ports; concreting 9.56 / 6 +44 7455 701938
Milwalt Property Services Ltd Extensions; conversions; garden studios; foundations 9.93 / 21 +44 7476 908907
MJ Quigley Brickwork & Building Contractors Structural repairs; concreting; extensions/conversions 10.00 / 19 +44 7361 592226
JPW Carpentry Refurbishments; partition walls; agricultural building 9.67 / 31 +44 7897 015857
Nolan Build Ltd Wall ties; fire/flood renovation; structural repairs 10.00 / 48 +44 7414 127824
Middleton Developments (Hants) Ltd Garage conversions; garden studios; foundations 10.00 / 64 +44 7360 537847
D C Edney Installations Demolition; concrete garages; cladding; structural repairs 10.00 / 70 +44 7366 311547
Evolve Building Group Ltd Loft/garage conversions; studios; extensions 9.67 / 15 +44 7446 978189
Castle View Builders Extensions; conversions; structural steels 10.00 / 8 +44 7400 419234
TP Developments Refurbishments; basement/cellar conversions; ceilings 9.97 / 10 +44 7476 995844

How to compare a building quote

Send each builder the same short brief: the property postcode, the work you want, approximate dimensions and any plans or photographs available. Ask whether a site visit is needed before pricing. If the job involves structural repairs, conversions or an extension, explain what has already been assessed and what remains undecided.

Compare the written scope, not just the total. Check whether labour, materials, preparation, waste removal and making good are included. Ask which items are provisional, which are excluded, and how changes are priced. The listings provide no standard prices or start dates, so those details need a project-specific response.

Portsmouth city and the wider Portsmouth City Council area include different neighbourhood settings, from Southsea to mainland Cosham. Do not assume the listed service area answers access or coverage questions for your exact address. Share the postcode and ask directly. Before appointing a firm, request the relevant credentials, insurance details and references for the type of work involved; none is set out in the listing details used here.

Questions to ask before hiring a Portsmouth builder

How much does a builder in Portsmouth cost?

No project prices are shown for these firms. Request a written quote based on the same scope, materials and exclusions so the figures are comparable.

Do these firms cover every part of Portsmouth?

The listings say they operate in Portsmouth, but do not provide postcode-by-postcode coverage. Confirm the exact property address before arranging a visit.

Which listings name extension or conversion work?

Milwalt Property Services, MJ Quigley, Middleton Developments, Evolve Building Group and Castle View Builders each show extensions or conversions among their listed skills. Confirm the exact project type and stages directly.

Which firms list repair or renovation work?

D A Property Maintenance, Nardone Brickwork and Construction, MJ Quigley, JPW Carpentry, Nolan Build, D C Edney Installations and TP Developments display repair or refurbishment-related skills. The precise scope varies by firm.

Should I choose the highest displayed score?

Not on that figure alone. Scores and review totals describe the listing, not the suitability of a builder for your specific project. Compare the written scope, evidence of relevant experience and quote terms.

What should I prepare before asking for a quote?

Have the postcode, a task description, approximate dimensions and any plans or photographs ready. Note what is fixed and what is still open, then ask what each quote includes.

 

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