{"@context":"https://schema.org","@type":"Dataset","name":"Conference Centers in Port Harcourt, Nigeria: Ranked ordering","description":"Ranked's ordered list of conference centers 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/conference-centers/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/conference-centers/port-harcourt.json"}],"usage":{"citation":"Ranked (ranked.ng), Nigeria's directory of record","attributionUrl":"https://ranked.ng/conference-centers/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":"2026-09-06","totalRanked":10,"totalGoogleReviews":3742,"returned":10,"reproducibility":{"rows":10,"reproducible":2,"note":"8 of 10 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":"The Autograph","url":"https://ranked.ng/place/the-autograph-v6dhha","rankedScore":71.827,"scoreBreakdown":{"rating":76.85,"volume":94.73,"recency":45.93,"completeness":66.67,"sentiment":72.5,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","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":0.9,"differentiator":null,"googleRating":4.1,"googleReviewCount":694,"address":"G.R.A, 30/33 Sani Abacha Road, Rumueme, Port Harcourt 500102, Rivers, Nigeria","phone":"0803 510 0403","website":"http://www.theautograph.com.ng/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJ7TNKPd3PaRARf3FjXv6dHHA"},"ownerVerified":false,"isFeatured":false},{"rank":2,"name":"Dr. Obi Wali International Conference Centre","url":"https://ranked.ng/place/dr-obi-wali-international-conference-centre-pbxe4u","rankedScore":68.86,"scoreBreakdown":{"rating":83.2,"volume":86.07,"recency":89.13,"completeness":0,"sentiment":50,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","scoreInputs":null,"sentimentScore":null,"differentiator":null,"googleRating":4.3,"googleReviewCount":381,"address":"R2V7+5FV, Chief G U Ake Road, City Centre, Port Harcourt 500102, Rivers, Nigeria","phone":null,"website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJheZzQOTNaRARvz1-ypBxe4U"},"ownerVerified":false,"isFeatured":false},{"rank":3,"name":"EUI Centre","url":"https://ranked.ng/place/eui-centre-port-harcourt","rankedScore":85.926,"scoreBreakdown":{"rating":90.02,"volume":95.18,"recency":82.1,"completeness":100,"sentiment":82,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","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":0.8,"differentiator":"Large auditorium with industrial air conditioning and ample parking, though parking may be tight for large events.","googleRating":4.6,"googleReviewCount":716,"address":"Plot F11 Sani Abacha Road, GRA PHASE 3, Port Harcourt 500101, Rivers, Nigeria","phone":"0902 428 4011","website":"http://euicentre.com/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJ6U-NF9nPaRARVQnOvyGxO_U"},"ownerVerified":false,"isFeatured":false},{"rank":4,"name":"Aztech Arcum Event Centre","url":"https://ranked.ng/place/aztech-arcum-event-centre-port-harcourt","rankedScore":78.657,"scoreBreakdown":{"rating":83.2,"volume":97.68,"recency":38.44,"completeness":100,"sentiment":86,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","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":0.8,"differentiator":"Purpose-built event centre with state-of-the-art equipment, offering classy facilities at a lower budget.","googleRating":4.3,"googleReviewCount":851,"address":"77 Ken Saro-Wiwa Rd, Rumuola, Port Harcourt 500101, Rivers, Nigeria","phone":"0808 102 7309","website":"https://www.aztecharcum.com/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJyZIe_NrNaRARlu-FX7X5IRc"},"ownerVerified":false,"isFeatured":false},{"rank":5,"name":"WhiteJade Event Centre","url":"https://ranked.ng/place/whitejade-event-centre-port-harcourt","rankedScore":78.284,"scoreBreakdown":{"rating":85.81,"volume":82.47,"recency":81.65,"completeness":66.67,"sentiment":86,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","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":0.9,"differentiator":"Top-notch sound and lighting with effective air conditioning, ample parking, and wheelchair accessibility.","googleRating":4.4,"googleReviewCount":297,"address":"WhiteJade Event Centre GUAke Road,Eliozu, Eligbolo Street, Aligbolu, Port Harcourt 500272, Rivers, Nigeria","phone":"0816 845 9059","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJZ67WRYLTaRARuSXvxITNUMw"},"ownerVerified":false,"isFeatured":false},{"rank":6,"name":"The Ark Event Centre","url":"https://ranked.ng/place/the-ark-event-centre-port-harcourt","rankedScore":72.989,"scoreBreakdown":{"rating":88.08,"volume":69.66,"recency":43.84,"completeness":100,"sentiment":71,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","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":0.6,"differentiator":"Air conditioners only on one side, causing uneven cooling.","googleRating":4.5,"googleReviewCount":122,"address":"237 Aba Rd, Rumuola, Port Harcourt 500102, Rivers, Nigeria","phone":"0803 310 0481","website":"https://fgbmfi-nigeria.org.ng/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJZ5Hu1ZnNaRAR80jqO8WsV_0"},"ownerVerified":false,"isFeatured":false},{"rank":7,"name":"The Bridge Event Place","url":"https://ranked.ng/place/the-bridge-event-place-port-harcourt","rankedScore":71.815,"scoreBreakdown":{"rating":88.08,"volume":65.3,"recency":52.1,"completeness":100,"sentiment":59,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","scoreInputs":null,"sentimentScore":0.3,"differentiator":"Located beside Eliozu bridge, but parking is a challenge.","googleRating":4.5,"googleReviewCount":90,"address":"by Obasanjo Bypass, Eliozu Road, beside Forte Oil filling station, PHC, Port Harcourt 500102, Rivers, Nigeria","phone":"0704 501 2243","website":"https://www.instagram.com/thebridge_eventplace/","identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJa1w-bBrTaRAR6f5mrURIjfE"},"ownerVerified":false,"isFeatured":false},{"rank":8,"name":"SUNTAAL EVENT CENTER - (luxury wedding halls, event centres, biggest event centres, event venues, cheap halls)","url":"https://ranked.ng/place/suntaal-event-center-luxury-wedding-halls-event-centres-biggest-event-centres-event-venues-cheap-halls-port-harcourt","rankedScore":71.371,"scoreBreakdown":{"rating":91.68,"volume":58.78,"recency":49.86,"completeness":66.67,"sentiment":92.75,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","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":0.95,"differentiator":"No obstructing pillars and international standard acoustics/lighting.","googleRating":4.7,"googleReviewCount":57,"address":"SARS Rd, beside Suntaal filling station, Port Harcourt 500102, Rivers, Nigeria","phone":"0817 124 8634","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJHR1logTPaRAR1XTEKgRwlt0"},"ownerVerified":false,"isFeatured":false},{"rank":9,"name":"The Grace Place Events Centre","url":"https://ranked.ng/place/the-grace-place-events-centre-port-harcourt","rankedScore":68.435,"scoreBreakdown":{"rating":80.22,"volume":80.05,"recency":32.88,"completeness":66.67,"sentiment":78,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","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":0.7,"differentiator":"Versatile venue with top-notch sound system and lighting, but power reliability issues noted.","googleRating":4.2,"googleReviewCount":251,"address":"Gra, Phase 2, 3B Evo Road, Elechi, Port Harcourt 500101, Rivers, Nigeria","phone":"0803 706 9552","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJySRYz3_OaRAR_mX_zeqKsnc"},"ownerVerified":false,"isFeatured":false},{"rank":10,"name":"The Dome Event Centre","url":"https://ranked.ng/place/the-dome-event-centre-port-harcourt","rankedScore":67.46,"scoreBreakdown":{"rating":80.22,"volume":81.78,"recency":12.57,"completeness":66.67,"sentiment":90.5,"verification":0},"scoreComputedAt":"2026-09-06T22:07:36.310Z","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":0.9,"differentiator":"Offers a restaurant with well-prepared meals and milkshakes, plus a pastry shop.","googleRating":4.2,"googleReviewCount":283,"address":"Q2WV+H6V, Peter Odili Rd, Trans Amadi, Port Harcourt 500101, Rivers, Nigeria","phone":"0701 992 7289","website":null,"identifiers":{"cacRcNumber":null,"googlePlaceId":"ChIJD2zRHvzNaRARiQC4FTJkgTE"},"ownerVerified":false,"isFeatured":false}]}