{"@context":"https://schema.org","@type":"Dataset","name":"Roof Installers in Port Harcourt, Nigeria: Ranked ordering","description":"Ranked's ordered list of roof installers in Port Harcourt, Rivers State, Nigeria, with the composite score behind every position. Ranking is computed from review data and is never for sale.","url":"https://ranked.ng/roof-installers/port-harcourt","license":"https://ranked.ng/terms","creator":{"@type":"Organization","name":"Ranked","url":"https://ranked.ng"},"isAccessibleForFree":true,"distribution":[{"@type":"DataDownload","encodingFormat":"application/json","contentUrl":"https://ranked.ng/dataset/rankings/roof-installers/port-harcourt.json"}],"usage":{"citation":"Ranked (ranked.ng), Nigeria's directory of record","attributionUrl":"https://ranked.ng/roof-installers/port-harcourt","methodology":"https://ranked.ng/how-we-rank","note":"Ranking position is editorial output computed from review data. Paid placement never affects position. The verified flag is granted only on evidence (owner phone-control proof, CAC registry match, or a hand-approved claim) and is never sold."},"spatialCoverage":{"@type":"City","name":"Port Harcourt, Rivers State, Nigeria"},"scoreModel":{"compositeRange":[0,100],"compositeDecimals":3,"breakdownPrecision":"exact","dimensions":["rating","volume","recency","completeness","sentiment","verification"],"weights":{"rating":0.38,"volume":0.24,"recency":0.13,"completeness":0.1,"sentiment":0.1,"verification":0.05},"weightsVersion":"2026-07-16","weightsEffectiveFrom":"2026-07-16","reproduce":"rankedScore = round(sum over `dimensions`, in that order, of scoreBreakdown[d] * weights[d], to `compositeDecimals` decimals). scoreBreakdown values are 0-100 and unrounded, so this reproduces the published rankedScore exactly. To recompute a place from scratch instead of re-summing it, apply the dimension formulas at https://ranked.ng/how-we-rank to `scoreInputs`, which holds the values read at `scoreComputedAt`, not the values on the listing today.","weightsHistory":[{"version":"2026-05-23","until":"2026-07-16","weights":{"rating":0.36,"volume":0.22,"recency":0.12,"completeness":0.1,"sentiment":0.1,"verification":0.05,"featured":0.05},"note":"Phase 1.5 weights. Paid placement (featured) carried 5% of the composite until it was removed on 16 July 2026 and redistributed to rating, volume and recency. Scores published before that date were computed with it."}],"note":"Weights sum to 1.0 and are applied identically to every business. Paid placement is not a dimension and never moves a position. A weights change is dated here before it is applied, because a change with no dated record would make every previously published score unreproducible with no way to tell that from an error."},"dateModified":"2026-09-04","totalRanked":12,"totalGoogleReviews":144,"returned":12,"reproducibility":{"rows":12,"reproducible":4,"note":"8 of 12 rows were scored before 7 September 2026 and carry a breakdown rounded to 2 decimals; each is flagged with scoreReproducible: false. They close on the next re-rank."},"places":[{"rank":1,"name":"Wichtech Port Harcourt","url":"https://ranked.ng/place/wichtech-port-harcourt-ri09uy","rankedScore":62.856,"scoreBreakdown":{"rating":95.26,"volume":34.71,"recency":76.87,"completeness":33.33,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"scoreReproducible":false,"scoreNote":"This row was scored before 7 September 2026. Its breakdown was stored rounded to 2 decimals, so re-summing it lands within about 0.005 of rankedScore rather than exactly on it. The row is republished as it was computed and closes on the next re-rank.","sentimentScore":null,"differentiator":null,"googleRating":5,"googleReviewCount":10,"address":"Please call for directions, Rumuafrikom, Port-Harcourt 500272, Rivers, Nigeria","phone":"0806 746 9360","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJeQEXTnvPaRARZ68vcrI09UY"},"ownerVerified":false,"isFeatured":false},{"rank":2,"name":"Mcverickz Nigeria LTD","url":"https://ranked.ng/place/mcverickz-nigeria-ltd-0vbmfu","rankedScore":62.784,"scoreBreakdown":{"rating":94.27,"volume":31.81,"recency":58.93,"completeness":66.67,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"scoreReproducible":false,"scoreNote":"This row was scored before 7 September 2026. Its breakdown was stored rounded to 2 decimals, so re-summing it lands within about 0.005 of rankedScore rather than exactly on it. The row is republished as it was computed and closes on the next re-rank.","sentimentScore":null,"differentiator":null,"googleRating":4.9,"googleReviewCount":8,"address":"First Floor, Maxxy Plaza, 27 SARS Rd, Port Harcourt 500102, Rivers, Nigeria","phone":"0816 212 8104","website":"https://mcverickznigltd.com/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJW8md4M3RaRARrotRj0vbMfU"},"ownerVerified":false,"isFeatured":false},{"rank":3,"name":"Improvement Option Ltd","url":"https://ranked.ng/place/improvement-option-ltd-yuhsbc","rankedScore":62.645,"scoreBreakdown":{"rating":93.09,"volume":49.24,"recency":29.15,"completeness":66.67,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"scoreReproducible":false,"scoreNote":"This row was scored before 7 September 2026. Its breakdown was stored rounded to 2 decimals, so re-summing it lands within about 0.005 of rankedScore rather than exactly on it. The row is republished as it was computed and closes on the next re-rank.","sentimentScore":null,"differentiator":null,"googleRating":4.8,"googleReviewCount":29,"address":"Km 45 Along East West Road Alakahia, beside Rain Oil Filling Station, Port Harcourt 500102, Rivers, Nigeria","phone":"0706 459 7515","website":"https://improvementoptions.com/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJcwmDyDnRaRARZyyXJyUHSBc"},"ownerVerified":false,"isFeatured":false},{"rank":4,"name":"Storm Proof Global Limited","url":"https://ranked.ng/place/storm-proof-global-limited-rrwea0","rankedScore":60.912,"scoreBreakdown":{"rating":95.26,"volume":15.9,"recency":71,"completeness":66.67,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"sentimentScore":null,"differentiator":null,"googleRating":5,"googleReviewCount":2,"address":"most likely LGA for, Plot 158 Ahoada East - West Rd, off Last, area, Rumuekini 500102, Rivers, Nigeria","phone":"0814 521 7584","website":"https://www.stormproofglobal.com.ng/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJaY35gzvRaRARBbiE-RrweA0"},"ownerVerified":false,"isFeatured":false},{"rank":5,"name":"MIKE- SHINE GLOBAL MULTI- LINKS INVESTMENT LTD. 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The row is republished as it was computed and closes on the next re-rank.","sentimentScore":null,"differentiator":null,"googleRating":4.1,"googleReviewCount":20,"address":"KM 18 Aba P/H Expressway oyibgo, Port Harcourt 500001, Rivers, Nigeria","phone":"0810 995 7480","website":"http://www.differential-alum.com/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJEUMCZGQtaBARBj3ID79BxrY"},"ownerVerified":false,"isFeatured":false},{"rank":7,"name":"LICO Steel & Aluminum","url":"https://ranked.ng/place/lico-steel-and-aluminum-4vbvhi","rankedScore":56.861,"scoreBreakdown":{"rating":95.26,"volume":23.3,"recency":26.19,"completeness":66.67,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"scoreReproducible":false,"scoreNote":"This row was scored before 7 September 2026. Its breakdown was stored rounded to 2 decimals, so re-summing it lands within about 0.005 of rankedScore rather than exactly on it. The row is republished as it was computed and closes on the next re-rank.","sentimentScore":null,"differentiator":null,"googleRating":5,"googleReviewCount":4,"address":"By Obirikwere Bridge, Uzuoba, KM 14 Ahoada East - West Rd, Rumo Aholu, Port Harcourt 500102, Rivers, Nigeria","phone":"0706 459 7515","website":"https://sites.google.com/view/licosteel/home","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJG3MdCNRSaIUR3_Do64vbVHI"},"ownerVerified":false,"isFeatured":false},{"rank":8,"name":"Habzeab concepts","url":"https://ranked.ng/place/habzeab-concepts-gzxjzg","rankedScore":48.44,"scoreBreakdown":{"rating":95.26,"volume":15.9,"recency":0.71,"completeness":33.33,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"sentimentScore":null,"differentiator":null,"googleRating":5,"googleReviewCount":2,"address":"Close 4, Rumuola, Port Harcourt 500101, Rivers, Nigeria","phone":"0803 588 6560","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJ7dsgv67NaRARi73dQGzxJZg"},"ownerVerified":false,"isFeatured":false},{"rank":9,"name":"Jil - Varl Aluminium Products","url":"https://ranked.ng/place/jil-varl-aluminium-products-jibx-o","rankedScore":29.123,"scoreBreakdown":{"rating":26.89,"volume":25.94,"recency":33.42,"completeness":33.33,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"scoreReproducible":false,"scoreNote":"This row was scored before 7 September 2026. Its breakdown was stored rounded to 2 decimals, so re-summing it lands within about 0.005 of rankedScore rather than exactly on it. The row is republished as it was computed and closes on the next re-rank.","sentimentScore":null,"differentiator":null,"googleRating":3,"googleReviewCount":5,"address":"By Palace Road, Oyigbo, 1 Wogu Crescent, Rumuochita, Port Harcourt 500102, Rivers, Nigeria","phone":"0703 019 6823","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJkcp9BxjOaRARZod1fJIbx-o"},"ownerVerified":false,"isFeatured":false},{"rank":10,"name":"Roofing work","url":"https://ranked.ng/place/roofing-work-kjrx4o","rankedScore":12.233,"scoreBreakdown":{"rating":0,"volume":0,"recency":30,"completeness":33.33,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"sentimentScore":null,"differentiator":null,"googleRating":null,"googleReviewCount":0,"address":"mile 3 market, 2a cherubim road, off abuja by pass, Woji, Port Harcourt 500001, Rivers, Nigeria","phone":"0802 739 6547","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJv23prKLPaRARjI1qzKJRx4o"},"ownerVerified":false,"isFeatured":false},{"rank":11,"name":"Classyroofing company","url":"https://ranked.ng/place/classyroofing-company-v1goei","rankedScore":12.233,"scoreBreakdown":{"rating":0,"volume":0,"recency":30,"completeness":33.33,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"sentimentScore":null,"differentiator":null,"googleRating":null,"googleReviewCount":0,"address":"3 Omoku St, off nembe street, rumuibekwe, Port Harcourt 500101, Rivers, Nigeria","phone":"0816 490 2703","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJdWKESTPPaRARYIT4Uv1goEI"},"ownerVerified":false,"isFeatured":false},{"rank":12,"name":"Evermetal Aluminium Roofing & Stone Coated Tiles","url":"https://ranked.ng/place/evermetal-aluminium-roofing-and-stone-coated-tiles-h8kwbc","rankedScore":67.672,"scoreBreakdown":{"rating":94.27,"volume":51.47,"recency":60.24,"completeness":66.67,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T21:07:36.149Z","scoreInputs":null,"scoreReproducible":false,"scoreNote":"This row was scored before 7 September 2026. Its breakdown was stored rounded to 2 decimals, so re-summing it lands within about 0.005 of rankedScore rather than exactly on it. The row is republished as it was computed and closes on the next re-rank.","sentimentScore":null,"differentiator":null,"googleRating":4.9,"googleReviewCount":34,"address":"KM 45, Along Ahoada East - West Rd, Alakahia, beside Rain Oil Filling Station, Port Harcourt 500102, Rivers, Nigeria","phone":"0815 309 7116","website":"https://evermetal.ng/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJIXeL5oLRaRARzqXjNH8kWbc"},"ownerVerified":false,"isFeatured":false}]}