Engineered for Construction

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Build better.

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Homeowners & Renovators
Builders & Contractors
Consultants & Engineers
SiteAgent
The construction expert in your pocket
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or generate a document directly — first one’s on us
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Pick the role you're briefing
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WhatsApp-ready links
BIM Standard · ISO 19650
Built for UK construction
Brief
Ask & generate
Answers, briefs, estimates, RAMS & reports.
Plan
Schedule & comply
Timelines, regs, engineers on demand.
Execute
Track & sign off
Trades, snags, inspections, sign-off.

Everything you need on site and in the office

Three features that work together — from delegation to detail to winning new work

01 — Full brief creation
Every job briefed in under two minutes
Smart templates pre-filled for the trade and task. Hazards, PPE, drawings and spec attached. Sent via WhatsApp link — recipient needs no account or app.
Smart pre-fill from sector, role and task type
UK building codes cited automatically
Query, issue and completion tracked
Timestamped PDF record on completion
Reno — £20/mo
Generate your own brief
Six questions, ~8 seconds — shareable link straight to WhatsApp.
Work brief — ready to send Open full sample
sitebrief.co.uk
Rear garden wall
Brief no. WB-2026-0142 Issued 15 May 2026 Location LL28 From Client
SiteBrief
Work brief — Bricklayer
Scope · Dimensions · Access · Programme
Scope

Rebuild rear garden boundary wall, single-skin brick, free-standing. Builder to confirm whether existing foundation is reusable.

Dimensions provided

Run 12m × Height 1.8m.

Builder to verify on site survey before ordering.

Materials estimate
Wall face area21.6 m² Indicative brick count~1,365

Brick type, mortar, DPC and finishes specified by the builder.

Foundation

Builder to confirm foundation type and depth based on ground conditions. Structural engineer required if wall retains soil.

Briefing scaffold only. All specifications and consents to be confirmed by a qualified professional.

Not liable for outputs of work executed against this brief.

SiteBrief
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02 — Material estimates
Full takeoff before the first delivery arrives
Describe the job scope and get a complete material breakdown with quantities, wastage factors and indicative UK costs by element.
Element-by-element cost breakdown
Quantities with wastage allowances
Live UK pricing — Reno tier and above
Reno — £20/mo
Generate your own estimate
Describe the job — full element takeoff in seconds.
Material estimate — ready to send Open full sample
sitebrief.co.uk
Kitchen renovation
Estimate no. ME-2026-0143 Issued 15 May 2026 Location LL28 From Client
SiteBrief
Material estimate — Kitchen fit-out
Inputs · Elements · Notes
Project inputs
Kitchen floor area16 m² Spec bandMid-range WorktopQuartz · 28mm
Element breakdown — indicative UK costs
ElementSpec noteCost
Cabinets & carcasses12 units, mid-spec doors£6,800
Worktop & upstandQuartz · 28mm · 4.2m run£2,400
AppliancesInduction hob, integrated extractor£3,900
Sink, tap & plumbingInset sink, mixer, first & second fix£1,650
Tiling & splashback~6m² wall · tile + adhesive£780
Flooring16m² LVT · click-fit£1,250
Electrical worksHob circuit, sockets, lighting£1,850
Plastering & paintSkim ceiling, walls, 2-coat£1,420
Strip-out & wasteSkip + disposal£950
Contingency5% allowance£1,000
Estimated total£22,000

Indicative element costs from UK market data and client-provided dimensions. Builder to verify scope and price before contract.

Indicative pricing. Final costs depend on chosen suppliers, spec, and site conditions. Builder to confirm before works commence.

Not liable for outputs of work executed against this estimate.

SiteBrief
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03 — Payment schedules
Stage the money before the first invoice lands
A discussion scaffold between homeowner and builder. UK common-practice stages tied to verifiable triggers — Building Control sign-off, weathertight, practical completion.
7 standard stages from deposit to retention
Each stage tied to a verifiable trigger
QS-grade structure for under £20/mo
JCT-style without the JCT cost
Reno — £20/mo
Generate your own schedule
Stage the money against verifiable triggers — in seconds.
Payment schedule — ready to send Open full sample
sitebrief.co.uk
Single-storey rear extension
Schedule no. PS-2026-0214 Issued 15 May 2026 Location LL28 Between [Homeowner] & [Builder]
SiteBrief
Payment schedule — discussion scaffold
Project value · Stages · Triggers · Notes
Project value provided
Quoted project value£45,000 Indicative duration12 weeks
Stages — UK common practice
#Stage%Amount
1Deposit on contract signing10%£4,500
2Foundations complete20%£9,000
3Wall plate / roof structure25%£11,250
4Watertight / first fix20%£9,000
5Second fix / plaster15%£6,750
6Practical completion5%£2,250
7Retention release5%£2,250
Total100%£45,000

Common-practice UK residential stages. Builder may propose different stages — schedule should be negotiated, not imposed.

Discussion scaffold only. Final payment terms to be agreed in writing between parties.

Not liable for outputs of work executed against this schedule.

SiteBrief
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⬡ SitePlanner — flagship product

One product, three tiers.
From kitchen renovations to major projects —
we've got you covered.

SitePlanner scales with your project. Track a single bathroom refit or a multi-zone construction package — same tool, the right depth for each.

SitePlanner RenoHomeowners & renovators
SitePlanner ProBuilders & contractors
SitePlanner EliteSite & project managers
⛅ Coming to SitePlanner Pro

The board that watches the weather.

Pro reads your site forecast and warns before the rain lands — what to secure, and which dry-work jobs to pull forward instead.

⚠️
Thursday — heavy rain & 30mph gusts incoming. 2 weather-exposed jobs at risk. Secure the site, then pull forward indoor work to keep the crew productive.
Before Thu: sheet the scaffold · cover the slab pour · strap loose materials Divert Thu to: first-fix plumbing (internal) · plasterboard, ground floor

Example forecast warning · weather-aware scheduling coming to Pro & Elite

⚠️ SiteBrief is an assistant only. Always confirm with a qualified structural engineer before any construction begins. Nothing on this site constitutes professional structural design advice.
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