B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Current

70%

70% -- share of contractor time on non optimal activities for remodeling contractors (2026)

Name: Share Of Contractor Time On Non Optimal Activities Statistics
Creator: Lighthouse Intelligence
Published: 2026-10-05

2026 · McKinsey

According to a McKinsey study on construction productivity, 70% of a contractor's time is spent on non-optimal activities such as quoting and rework.

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Attribution: McKinsey View source

Lighthouse Research Team

Last verified: 2026-10-05 · How we verify data →

Source verified Evidence graded

Value

70%

Unit

Percentage

Data Vintage

2026

Entity

remodeling contractors

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

McKinsey Primary Tier C

https://bizaigpt.com/blog/ai-virtual-estimator-for-remodelers ↗

Confidence: 48/100 Vintage: 2026 Channel: Common Crawl

Source Article

AI Virtual Estimator for Remodeling Contractors: Close More Deals in 2026

Original Research

McKinsey · Original study ↗

Methodology

Cited as a McKinsey study on construction productivity; original study not linked

Methodology documented

Segmentation

Industrymarketing

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Plain Text

remodeling contractors: 70% share of contractor time on non optimal activities. Source: McKinsey (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/contractor-time-non-optimal-activities

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<blockquote cite="https://lighthousedata.io/data/contractor-time-non-optimal-activities" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>70%</strong> -- share of contractor time on non optimal activities for remodeling contractors<br><small>Source: McKinsey (2026) · <a href="https://lighthousedata.io/data/contractor-time-non-optimal-activities" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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