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Market-leading
Cloud Construction
Software

Built for specialist subcontractors.
Win more work. Cut the chaos.
Make more margin.

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Software designed for specialist contractors

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Takeoff

From £37 per user per month

Import drawings, take off quantities, and keep everything connected. No spreadsheets, no duplication — just clear, professional takeoffs that are easy to use and ready to price from.

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Estimating

From £137 per user per month

Build consistent estimates using shared templates and live rates. Create professional tenders, generate bills in clicks, and protect your margin from day one.

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Cost Management

From £167 per user per month

Move from estimating to execution without losing control. Track procurement, labour, plant, valuations, variations and cost-to-complete in real time. One connected system, 360° visibility, zero surprises.

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Full System

From £167 per user per month

Chalkstring is the only solution that connects estimating and cost management in one truly integrated system — giving you total visibility from estimating to final account.

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"PWB has grown significantly and Chalkstring has without doubt, supported this."

Paul Bagley
PWB Drylining Ltd

"We can easily price different options and schemes, make changes and see the financial impact in seconds."

Rory Smith
Smiths Drylining Ltd

"Chalkstring's increased our speed and efficiency. We have only 2 estimators to price/win projects worth £18m pa."

Dan Elwell
Rapidfix Ltd

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Cloud-based Takeoff Software

Simple, intuitive Takeoff

  • Measure from drawings quickly and efficiently
  • Use a precise and accurate measuring tool
  • Mark up drawings with sketches & comments
Cloud-based Pre-Construction Estimating Software

Creating winning,
tenders, fast.

  • Import bills, take-off quantities & use templates
  • Access a personalised database of supplier rates
  • Create professional tenders, material/labour bills & budgets
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See Chalkstring for yourself

Let’s have a quick chat - no pressure, no pitch.
We’ll ask a few questions to see if we can help.

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Cloud-based Cost Management Software for Construction

Have a 360° view of all
live project commercials.

  • Manage procurement, variations, valuations, plant and more
  • Track cost, revenue and margin in real time — no surprises
  • Stay in control with a single, connected view of the live job

No one else connects estimating and cost management like Chalkstring 

  • Integrated estimating & cost management software from estimating to final account
  • One system for your entire business, accessible from anywhere
  • Centralise data, standardise processes and analyse project performance
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Built for
specialist contractors

Chalkstring was built by people who know what it's like to run specialist contracting businesses. Every feature reflects the real challenges you face — from pricing work to tracking profit.

Whether you're in interiors,  facades or beyond, we’ve designed an estimating and cost management system with the specialist trades in mind. 

And we support businesses of all sizes, from owner/operator to multi-million pound specialist contractors.

Support from people who
'get it'

When you call, we answer. No ticket queues, no bots — just real help from real people.

Our support team also includes experienced Quantity Surveyors, so you’ll  speak to someone who understands Chalkstring, your world and speaks your language.

Whether it’s a quick how-to or a detailed walkthrough, we’re here to make sure you get the most out of Chalkstring — every step of the way.

Chalkstring cost management software being used by specialist subcontractors

With Chalkstring you will:

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Centralise

Use an integrated system for your entire business. Your team will benefit from centralised, real-time information.

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Standardise

Work efficiently. Use consistent working methods and standardised documentation business-wide.

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Analyse

Use real-time insights, based on data that you trust, to make informed business and project decisions.

Want to chat? Let’s see if we’re a fit.

We don’t do hard sells. And we won’t demo unless we know we can help.

How Chalkstring helps specialist subcontractors

  • Use one platform for all projects
  • Apply defined & consistent processes
  • Standardise documentation
  • Automate repetitive tasks
  • Eradicate data duplication
  • Adopt a project management framework
  • Comply with ISO & quality procedures
  • Work from anywhere, using the cloud
  • View project data in real-time
  • Identify early warnings & take action
  • Control & analyse spend better
  • Eliminate over-ordering & over-paying
  • Accurately predict cost-to-complete
  • Make data-driven, informed decisions
  • Scale & grow your business