Building Contractors in Port Harcourt —
who to trust, and what reviewers mention.
40 building contractors ranked by a published algorithm — Google ratings and review summaries, no pay‑to‑win. Generated 3 October 2026.
How we rank these: Each building contractor is scored 0–100 across 6 dimensions — Google rating, review volume (log-scaled), recency, profile completeness, LLM-analysed sentiment, and claim verification. Payment is never part of the score. Full methodology →
Top score: 72.5/100Median: 49.1/100Algo: v2
The ranking — unbuyable, by the algorithm
4
Leo9 asphalt and construction Nigeria limited
Construction Company · GRA PHASE 3★ Top rated
64.0/100
★★★★★ 4.9 · 67
19
Corlyne Constructions & Allied Services Limited
Construction Company · Ogbunabali
50.1/100
★★★★★ 4.8 · 1
How to choose safely
- Always verify the business is registered with CAC before paying large sums.
- Cross-check the phone number against an independent source.
- Read the 1-star and 2-star reviews specifically — they reveal the failure modes.
- If a listing has fewer than 20 reviews, treat the rating as provisional.
Frequently asked questions
How is this ranking calculated?
Each business gets a 0-100 composite score across 6 dimensions: Google rating, review volume (log-scaled), recency, profile completeness, LLM-analysed sentiment, and verification. Plus NG-specific dimensions like CAC registration.
Can a business pay to rank higher?
No. Payment is never part of the score.
How often is the list updated?
This list was generated on 3 October 2026. Each page shows when its data was last refreshed.