Construction ERP Software Singapore
Construction ERP Software Singapore: From BOQ to Final Claim
Digital 9 Labs builds the construction ERP software Singapore contractors, main-cons and sub-cons run their projects on: BOQ-based quoting, progress claims with retention, subcontractor management, variation orders, and project costing checked against budget while the job is still live.
Custom enterprise resource planning (ERP) software, built for Singapore SMEs. From $3.5k onwards.

Where Singapore SMEs feel stuck
Most off-the-shelf ERP software is built for someone else's workflow. We design around yours.
BOQ vs actual costs are invisible
By the time finance reconciles, the project is already over budget. You need cost visibility while the work is happening, not after.
Progress claims drag for weeks
Site, QS and finance pass spreadsheets back and forth. Claims to main-cons or developers get delayed and cashflow tightens.
Subcon back-charges get lost
Variation orders, back-charges, and retention sums live in WhatsApp and email — and quietly eat into margins.
Permits & safety docs scattered
MOM permits, PTW, toolbox briefings and safety inspections live across folders, drives and clipboards.
No mobile-first tool for site
Site supervisors don't want to log into a desktop ERP. They need fast, tablet-friendly capture from the site office.
Multi-project reporting is painful
Management wants a single view of all live projects — billed, claimed, cost-to-complete — and it doesn't exist.
What we build into your ERP
Pick the modules that match how your team actually works. Everything connects to a single source of truth.
Project & BOQ Management
Set up projects with BOQ items, budgets and milestones. Track committed cost, actual cost and cost-to-complete against budget, live.
Progress Claims
Generate progress claims against BOQ items by percentage or quantity done, with retention handling and PDF export.
Subcontractor Management
Subcon contracts, work orders, claim certification, back-charges and retention tracking.
Procurement & Materials
Material requisitions from site, PO approvals, GRN, and matching to project cost codes.
Manpower & Timesheets
Site headcount, work permit expiry, daily timesheets and labour cost allocation per project.
Safety & Compliance
PTW, toolbox meetings, inspections and incident logs — all linked to the project and audit-ready.
Variation Orders
VO requests, approvals, cost impact, and automatic update to BOQ baseline.
Site Mobile App
Tablet- and phone-friendly views for supervisors — capture deliveries, photos and progress on site.
Management Dashboards
Multi-project view: billed, claimed, costs incurred, cost-to-complete and forecast margin.
How we deliver
Project workflow review
We walk one live project end-to-end with your QS, PM and finance team to map the real handoffs.
Build the first module
Usually BOQ + progress claims, or procurement + subcon — shipped within 6–8 weeks on your domain.
Roll out & expand
Add safety, manpower, VOs and management dashboards as the team gets comfortable with the system.
Construction ERP vs Spreadsheets and WhatsApp
Spreadsheets + WhatsApp project tracking
- BOQ, claims and costs live in separate files that drift apart.
- Progress claims are rebuilt manually each cycle, so retention and certified sums get miskeyed.
- Subcon back-charges and VOs are agreed in chat with no paper trail.
- Management only learns a project is over budget at final account.
Digital 9 Labs construction ERP
- One BOQ baseline drives quoting, budget, claims and cost tracking.
- Claims roll forward from the last certified cycle, with retention applied automatically.
- Every VO, back-charge and certification is recorded against the project.
- Cost vs budget per cost code is visible while you can still act on it.
What a Construction ERP Should Cover
BOQ-based quoting
Price tenders from a reusable BOQ line item library with your own rates. When you win, the same items become the project budget without retyping.
Progress claims and retention
Claim against BOQ items by percentage or quantity done, carry forward previously certified sums, apply retention automatically, and track retention release after the defects liability period.
Subcontractor management
Certify subcon claims against their work orders, net off back-charges, and hold subcon retention the same way yours is held upstream.
Project costing vs budget
Every PO, GRN, timesheet and subcon certificate posts to a cost code, so committed and actual cost sit next to the BOQ budget for each project.
Site-to-office workflows
Supervisors capture deliveries, progress photos and material requisitions on a tablet at the site office; QS and finance see the same records in town, the same day.
Variation orders
Raise VOs with cost and time impact, get client sign-off, and update the BOQ baseline so claims and budget reports stay honest.
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Request a construction ERP review
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Frequently asked questions
What SME teams usually want to know before they commit to a custom ERP or workflow system.