You’re about to revolutionise your on-site labour resource management and streamline your operations. Sound good?


4Site is a digital platform that allows you to: track who’s on site, view digital timesheets, send and sign safety briefings, access competency cards and training records. It’s hassle-free, paper-free and commitment-free on a monthly contract.

Powered by Hudson Contract and using market leading technology, 4Site provides transparency of site attendance and labour costs and takes the pain out of having safety critical documents signed on site. 

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4Site Admin Dashboard

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Save time, money and disputes using 4Site Automatic Timesheets – fully compatible with your payroll system.


Know who’s on site using 4Site Real-time site attendance technology.


Save hours of travel time with 4Site Access, Issue and Sign-up documents tool.


Access labour costs at the push of a button with the advanced 4Site reporting tools. Ideal for progress reporting, job costs and building intelligent tender prices using historical and real time labour attendance.


Simplify life for your subcontractors, employees and agency labour who can download the app for free. 4Site provides them with a secure virtual wallet to log their time, manage certificates/skills cards and their payment information.


Document Management

Automated Reporting

Visibility of Onsite Resource

Communications to Subcontractors

Manage all your safety-critical documents electronically


  • Provides instant access to safety documents 
  • Keeps records of and distributes safety briefings 
  • Provides an electronic audit trail
  • Protects your business against claims by logging all safety briefings
  • Create your own document library with tagged sections for your safety documents, policies and alerts

Get a breakdown of site hours per discipline


  • Tracks real-time sign in and out data for instant and accurate site attendance checking  
  • Provides a transparent cost analysis for resource planning 
  • Is customisable by site, trade or person 
  • Schedules reports for specific dates and times to match your own workflows

Generate automatic timesheets - linked to payroll


  • Cuts down on timesheet admin and eliminates disputes
  • Provides real-time site attendance using geofencing technology
  • Provides visibility of your site resource so you can analyse costs
  • Ensures you only pay for labour when operatives are on-site
  • Reports timesheet information from multiple sites quickly and accurately meaning subcontractors are paid on time

Streamline communications


  • Sends messages directly to your operatives – by individual, group or specific site 
  • Simplifies creation and distribution of custom files through the document library 
  • Allows quick and simple push notifications to operatives


£1 per operative per week, negotiable for large volume users. FREE to Hudson Contract customers

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