The operating manual for small building firms

Build the business.Not just the jobs.

Five practical systems to help you win work, price properly, organise jobs, manage the team and get paid, without everything living in your head.

Start building the system →See the five systems
BUILDEROS / SITE PACK001

This week's business snag list

  • ✓ Every enquiry answered
  • ✓ Every live quote followed up
  • ✓ Every job cost checked
  • ✓ Friday plan shared with the team
Owner off the tools: 3 hrs
No endless coursesShort, practical playbooks
No corporate waffleBuilt for real trade firms
No new software neededUse what you already have
Useful by MondayScripts, templates and actions
The BuilderOS roadmap

Five systems.
One calmer business.

You do not need to fix everything at once. Install one system at a time, in the right order, until the business runs the same way every time.

System 01

Stop good leads going cold

Create one clear route from the first enquiry to the accepted quote, with responsibility, response times and follow-up built in.

  • Five qualification questions
  • Lead register
  • Pipeline rules
  • Five-touch follow-up
Actually inside the product

Not another library you never open.

See what membership includes
DAY 02 OF 05

Build your lead register

42% COMPLETE
✓Choose where every new enquiry will be recordedDONE
✓Add every open enquiry from the last 30 daysDONE
3Assign an owner and next action to each lead12 MIN
4Book the weekly pipeline check5 MIN
Your first week

Five days to install something that actually works.

DAY 01

See the gaps

Score the way enquiries are handled today.

DAY 02

Build the register

Put every live opportunity in one place.

DAY 03

Set the rules

Decide who responds, when and how.

DAY 04

Follow up properly

Install the five-touch quote process.

DAY 05

Run the audit

Check it works without relying on memory.

Built from experience running and systemising real businesses, not management theory.

Why BuilderOS exists

Because being good at the work is not the same as running the business.

Small building firms rarely struggle because the owner cannot build. They struggle because every quote, order, decision and payment depends on that owner remembering what happens next.

BuilderOS turns the lessons learned the difficult way into straightforward systems another business can install without the expensive consultant or 40-hour course.

Kris McCulloch, Founder

Founding membership

Get the business out of your head.

All five systems, guided implementation, practical templates, scripts, scorecards and manager audits. Start with the part of the business causing the most pain.