๐Ÿ—๏ธ For extension builders & renovation contractors

Know which leads become
extension builds.

Extension quotes with detailed materials lists, building regs tracking, planning permission storage and client milestone updates โ€” built for UK extension builders.

No credit card required. Cancel any time.

4 min
extension quote turnaround
ยฃ18k
average project value tracked
91%
client satisfaction score
โœ“ Fullerton Extensions Ltdโœ“ Dunmore Buildโœ“ Hartley Constructionโœ“ Crown Build & Extensionsโœ“ Meridian Extension Coโœ“ BuildRight UK

8 ways Trade2Base helps extension builders

Quotes, compliance docs, client updates and campaign attribution in one system.

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Quote templates for extension projects

Pre-built templates covering groundworks, brickwork, roofing, glazing and structural steelwork. Build itemised quotes for single-storey and double-storey extensions in minutes, not hours.

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Campaign attribution for extension leads

Track which Google ads, directories or referrals generate your extension enquiries. See your cost per lead by channel and cut spend on sources that do not convert.

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Planning permission document storage

Store planning consent, drawings and correspondence against every project. Share documents with clients via their portal link โ€” no email chains or lost attachments.

โœ…
Building regs sign-off tracking

Log each inspection stage โ€” foundations, DPC, structural, roofing, completion โ€” against the project record. Get notified when sign-offs are due and never miss a BCO visit.

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CSCS compliance document storage

Store CSCS cards, insurance certificates and trade qualifications for every operative. Filter by expiry date so renewals never catch you out on site.

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Customer self-serve portal

Give clients a live link to their project. They can view progress updates, approve variations, check programme milestones and download documents โ€” without phoning you.

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VAT invoicing on completion

Generate fully VAT-compliant invoices at practical completion or on staged payments. Mark paid, track overdue balances and connect to Xero or QuickBooks.

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WhatsApp project milestone updates

Send automated WhatsApp messages at key milestones โ€” groundworks start, structural frame up, roof on, first fix complete. Clients stay informed without you lifting the phone.

Quote
Single-storey kitchen extension โ€” 18mยฒ
Groundworks & foundations1 lotยฃ3,200
Block & brick superstructure1 lotยฃ4,800
Flat roof with EPDM1 lotยฃ2,100
Structural steel beam + installation1 lotยฃ1,450
Windows & French doors1 lotยฃ2,800
Labour (Project management 6 weeks)6 weeksยฃ6,500
Totalยฃ20,850 + VAT
Digital sign-off
Save as draft
๐Ÿ“ Detailed quotes win extension contracts

Quote faster. Win more extension projects.

Extension clients make large financial decisions. When they can see every element โ€” groundworks, structure, roofing, glazing โ€” broken out clearly, they approve faster and raise fewer variations. Trade2Base builds the quote while you're still measuring on site.

  • Quote single-storey and double-storey extensions with detailed materials lists
  • Store planning permission and building regs docs against every project
  • Keep clients updated with WhatsApp project milestone messages
  • Track which Google ads and directories generate extension enquiries
  • Invoice on practical completion and accept bank transfers or card

What extension builders say about Trade2Base

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โ€œBefore Trade2Base I was quoting extensions on spreadsheets and losing track of which planning documents belonged to which project. Now everything is stored in one place and my clients can see live progress. I converted three jobs last month just because the quote looked more professional than the competition.โ€

Craig Fullerton
Fullerton Extensions Ltd, Chelmsford, Essex
Extension builder
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โ€œThe building regs tracking is the feature I did not know I needed. I log each BCO inspection stage in the job record and the system reminds me when the next one is due. It has saved me two failed inspections this year because I had the right documents ready.โ€

Paul Dunmore
Dunmore Build, Guildford, Surrey
Extension and renovation specialist
โ˜…โ˜…โ˜…โ˜…โ˜…

โ€œI was spending half my Friday mornings chasing clients for quote sign-off. Now they get a portal link and approve digitally. I know the second they sign off, the job status updates and I can order materials without any back-and-forth.โ€

Jess Hartley
Hartley Construction, Harrogate, Yorkshire
Single and double-storey extensions

Common questions from extension builders

Can I quote extensions with varying specifications?

Yes โ€” Trade2Base lets you build itemised templates for single-storey, double-storey and wrap-around extensions, with separate line items for groundworks depth, structural steel size, roof type and glazing specification. You adjust quantities on site and the total recalculates automatically.

How do I manage building regs inspection stages?

Each project has a compliance timeline where you can log inspection stages โ€” foundations, DPC, structural, first fix, roofing, drainage and completion certificate. You can set reminders for upcoming BCO visits and attach the relevant drawings or calculations to each stage.

How do I handle client changes mid-project?

Raise a variation quote from inside the existing job record, send it to the client portal for digital approval and log the approved value against the project. Every variation is dated and signed off, which protects you if there are payment disputes on completion.

Can I track which channels generate extension enquiries?

Yes โ€” tag each enquiry with its source (Google Ads, Checkatrade, referral, website form) when it comes in. Trade2Base shows you how many enquiries, quotes sent and jobs won per channel so you can shift budget toward the sources that actually convert.

Quote, track and invoice every extension project from your phone

Join UK extension builders using Trade2Base to send detailed project quotes, store planning and building regs documents, keep clients updated and track which campaigns win them work.

Start your free trial
โœ“ 7 days freeโœ“ No card requiredโœ“ UK supportโœ“ Cancel any time