About our team
About The Subbie QS
We believe good trades deserve strong businesses. The Subbie QS brings together websites, tender notifications, tools and practical quantity surveying support for UK subcontractors. The Subbie QS is delivered by QS and Estimating Consultants Ltd. You can meet the wider QSEC consultancy team.
We help you look professional, find relevant opportunities and make clearer decisions. When a project needs a person to help, our QS team can agree the right support.
Meet the people
A Subcontractor QS Team With Company Backing
Nigel works alongside Sarah Priday and Kathryn Gray. Together, they form the published team behind the service.

Managing Director
Nigel Stephens
Nigel founded QS and Estimating Consultants Ltd after more than 26 years in construction. His published background includes 18 years as a quantity surveyor.

Director
Sarah Priday
Sarah brings more than 35 years of construction experience. Her roles include contractor’s QS, PQS, estimator and pre-construction manager.
Her background covers house building, commercial, healthcare, education and public projects.

Team member
Kathryn Gray
Kathryn is part of the QS and Estimating Consultants Ltd team.
Company-backed support
Practical Commercial Support for Subcontractors
The team supports payment applications, variations and compensation events, contract reviews and notices, final accounts and estimating.
Work is allocated around the task, competence and capacity. Clients keep a clear company contact while gaining commercial experience.
How we work
Straightforward, Evidence-Led and Accountable
We start with the contract, records and current deadline. The team tests the position and explains the next useful action in plain English.
Advice stays proportionate to value, complexity and risk. We explain uncertainty and never promise an outcome that another party controls.
Direct
Plain-English strengths, weaknesses and next actions.
Evidence-led
Valuations and positions tied to facts and records.
Proportionate
Effort matched to value, complexity and risk.
Connected
Clients benefit from a wider consultancy team.
Work with the team
Find the support that fits your next step
Subcontractors use our team for recurring commercial control and project pressure. Contact the team with the workload, contract and deadline.