{
 "id": "tetra-tech",
 "url": "/companies/tetra-tech",
 "name": "Tetra Tech",
 "aliases": [
  "Hoare Lea"
 ],
 "ownership_type": "public",
 "parent_company_id": null,
 "ownership_note": null,
 "hq_country": null,
 "website": null,
 "description_md": null,
 "dc_exposure_note": null,
 "listings": [
  {
   "yahoo_symbol": "TTEK",
   "exchange": "US",
   "currency": "USD",
   "primary": true
  }
 ],
 "quote": {
  "price": 36.64,
  "currency": "USD",
  "change_1d_pct": 0.137,
  "market_cap": 9381467685.642883,
  "as_of": "2026-08-28T02:17:39Z",
  "stale": false
 },
 "parts": [
  {
   "part_id": "9.03",
   "name": "Architecture, engineering & MEP design",
   "layer_id": 9,
   "role": "designer",
   "confidence": "inferred",
   "product_note": null,
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  }
 ]
}