{
 "id": "n-ce8a8b241a",
 "slug": "maidenhead-vanwall-business-park-mattel-house",
 "type": "office-park",
 "name": "Vanwall Business Park (Mattel House)",
 "aka": [],
 "city": "Maidenhead",
 "county": null,
 "state": null,
 "country": "UK",
 "census_division": null,
 "lat": 51.52274,
 "lon": -0.71974,
 "geocode_method": "nominatim-city",
 "address": null,
 "metro": null,
 "original_use": "office",
 "year_opened": null,
 "year_closed": null,
 "acres": null,
 "gla_sqft": 30000,
 "stores_peak": null,
 "levels": null,
 "original_developer": null,
 "original_architect": null,
 "before_notes": "Draft from thelandsite.co.uk, model-extracted, unreviewed: Bellway Homes proposes to demolish a 30,000 sq ft vacant office building (Mattel House) in Vanwall Business Park, Maidenhead, and replace it with 91 flats.",
 "strategy": [
  "redevelop"
 ],
 "new_use": [
  "housing"
 ],
 "share_retrofit": null,
 "status": "proposed",
 "year_retrofit": null,
 "developer": "Bellway Homes",
 "architect": null,
 "after_notes": "two apartment blocks of four/five storeys, comprising 29 one-bedroom flats, 54 with two and eight with three.",
 "narrative": null,
 "narrative_license": null,
 "narrative_source": null,
 "zoning_change": "Implied, as officers pointed to a 'nil net loss' of commercial floorspace policy.",
 "public_subsidy": null,
 "entitlement_year": null,
 "planning_notes": "Approved by Royal Borough.",
 "wikidata_qid": null,
 "wikipedia": null,
 "osm_id": null,
 "verified": "draft",
 "verified_by": null,
 "last_verified": null,
 "last_updated": "2026-10-18",
 "created": "2026-10-18",
 "contributor_name": null,
 "contributor_org": null,
 "contributor_link": null,
 "international": 1,
 "county_fips": null,
 "opp_score": null,
 "opp_reasons": [],
 "for_sale": 0,
 "distressed": 0,
 "deep": {},
 "elements": [
  {
   "slug": "status-pipeline",
   "name": "Retrofit in the pipeline",
   "grp": "finance",
   "evidence": "proposed",
   "origin": "record"
  },
  {
   "slug": "place-mall-cluster",
   "name": "3+ other atlas sites within 10 km",
   "grp": "place",
   "evidence": "4 within 10 km",
   "origin": "computed"
  },
  {
   "slug": "strategy-redevelop",
   "name": "Redeveloped",
   "grp": "strategy",
   "evidence": "two apartment blocks of four/five storeys, comprising 29 one-bedroom flats, 54 with two and eight with three.",
   "origin": "record"
  },
  {
   "slug": "use-housing",
   "name": "Housing",
   "grp": "use",
   "evidence": "two apartment blocks of four/five storeys, comprising 29 one-bedroom flat",
   "origin": "newtypes-extraction"
  }
 ],
 "sources": [
  {
   "id": 8319,
   "site_id": "n-ce8a8b241a",
   "url": "https://www.thelandsite.co.uk/articles/plan-for-91-flats-at-vanwall-business-park",
   "title": "Plan For 91 Flats at Vanwall Business Park - The Landsite",
   "publisher": "thelandsite.co.uk",
   "date": null,
   "quote": "Vanwall Business Park",
   "kind": "news",
   "license": null,
   "retrieved": "2026-10-18"
  },
  {
   "id": 8320,
   "site_id": "n-ce8a8b241a",
   "url": "https://www.thelandsite.co.uk/articles/plan-for-91-flats-at-vanwall-business-park",
   "title": "Timeline",
   "publisher": null,
   "date": null,
   "quote": "Bellway Homes is seeking to demolish a 30,000 sq ft office building on a Maidenhead business park and replace it with 91 flats.",
   "kind": "quote",
   "license": null,
   "retrieved": "2026-10-18"
  }
 ],
 "parties": [
  {
   "name": "Bellway Homes",
   "kind": "developer",
   "role": "developer",
   "year_from": null,
   "year_to": null
  }
 ],
 "events": [
  {
   "id": 5080,
   "site_id": "n-ce8a8b241a",
   "date": null,
   "year": 2022,
   "kind": "note",
   "detail": "Bellway Homes applied to demolish the office building and replace it with 91 flats.",
   "share": null,
   "source_id": 8320,
   "verified": "draft"
  }
 ],
 "gallery": [],
 "anchors": [],
 "deals": [],
 "owner_of_record": null,
 "ctx": {
  "assessment": {
   "what_happened": "Proposed redevelopment of Vanwall Business Park (30,000 sq ft office) into 91 housing units (29 one-bed, 54 two-bed, 8 three-bed flats).",
   "why": "Approved by Royal Borough of Maidenhead; developer Bellway Homes applied in 2022 to replace office with housing.",
   "where_it_stands": "Status: proposed; planning approved but not yet built.",
   "for_a_planner": [
    "Within 10km: 3 other proposed office-to-housing projects (SAP Objects House, Switchback Office Park) and 1 approved business park (Grove Business Park).",
    "Zoning change implied via 'nil net loss' commercial floorspace policy."
   ],
   "for_a_developer": [
    "No timeline given beyond 2022 application.",
    "Peer comparisons show similar GLA (30k sq ft) and redevelop strategy in UK/US contexts, but no financials or market data provided."
   ],
   "risks_and_unknowns": [
    "No construction timeline or cost details.",
    "Verified status: draft (record not confirmed).",
    "No details on community feedback or environmental assessments."
   ],
   "data_quality": "good",
   "one_line": "Proposed 91-flat conversion of 30k sq ft Maidenhead office park; approved but not built.",
   "model": "qwen3-30b-a3b-64k:latest",
   "machine": "Dell 5820 RTX 3090 (Ollama, qwen3-30b-a3b)",
   "record_sha1": "174f43d5ec7b"
  },
  "cluster": {
   "within_10km": [
    {
     "id": "n-7be7f1fd0e",
     "name": "SAP Objects House",
     "city": "Maidenhead",
     "status": "proposed",
     "km": 0.0
    },
    {
     "id": "n-dbaa7aa975",
     "name": "Switchback Office Park",
     "city": "Maidenhead",
     "status": "proposed",
     "km": 0.0
    },
    {
     "id": "n-eeeb86862f",
     "name": "Grove Business Park",
     "city": "White Waltham",
     "status": "approved",
     "km": 4.9
    },
    {
     "id": "n-8f060af5e1",
     "name": "Arundel House",
     "city": "Windsor",
     "status": "approved",
     "km": 8.8
    }
   ],
   "count_10km": 4,
   "count_25km": 7
  },
  "peers": {
   "peers": [
    {
     "id": "n-58c2c98c25",
     "name": "Columbus Bus Station",
     "city": "Columbus",
     "state": "OH",
     "score": 5.5,
     "why": [
      "similar GLA (32,000 sq ft)",
      "same strategy: redevelop"
     ]
    },
    {
     "id": "n-30f6309fed",
     "name": "Windsor Locks TOD",
     "city": "Windsor Locks",
     "state": "CT",
     "score": 5.5,
     "why": [
      "similar GLA (37,000 sq ft)",
      "same strategy: redevelop"
     ]
    },
    {
     "id": "n-4705411c21",
     "name": "Kew Retail Park",
     "city": "Kew",
     "state": null,
     "score": 5.0,
     "why": [
      "same strategy: redevelop",
      "30 km away"
     ]
    },
    {
     "id": "n-e0af3b2d00",
     "name": "Forbury Retail Park",
     "city": "Reading",
     "state": null,
     "score": 5.0,
     "why": [
      "same strategy: redevelop",
      "19 km away"
     ]
    },
    {
     "id": "m-acbc9b319d",
     "name": "Oastler Shopping Centre",
     "city": "Bradford",
     "state": null,
     "score": 4.5,
     "why": [
      "similar GLA (25,538 sq ft)",
      "same strategy: redevelop"
     ]
    },
    {
     "id": "n-5b44b17e5b",
     "name": "255 Main St.",
     "city": "Windsor Locks",
     "state": "CT",
     "score": 4.5,
     "why": [
      "similar GLA (37,000 sq ft)",
      "same strategy: redevelop"
     ]
    }
   ],
   "method": "size, era, strategy, status, type, state, distance"
  }
 },
 "parcels": [],
 "url": "https://retrofitatlas.org/office-parks/uk/maidenhead-vanwall-business-park-mattel-house/",
 "photo": null,
 "provenance": {
  "gla_sqft": "newtypes-extraction",
  "after_notes": "newtypes-extraction",
  "developer": "newtypes-extraction",
  "zoning_change": "newtypes-extraction"
 }
}