{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-17T23:23:03Z",
  "source": "Assay Systems register, https://assay-systems.com/register/",
  "access_notice": "On 15 November 2026, automated access to assay-systems.com closes. After that date, access is available only under a paid annual subscription contract. Contact: contact@assay-systems.com",
  "data": {
    "id": "ASY-US-14ANEUW1RU",
    "type": "page",
    "country": "us",
    "name": "TETRA TECH EC, INC: public contracts won without a rival in United States",
    "url": "https://assay-systems.com/register/us/uncontested/s/tetra-tech-ec-inc/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 7,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 27,
        "unit": "percent",
        "display": "27%"
      },
      {
        "label": "without a competition",
        "value": 0,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 7,
        "unit": "count"
      }
    ],
    "text": [
      "TETRA TECH EC, INC won 7 of its 26 public contract awards in United States without a rival from 2023-10-16 to 2026-05-29, worth $8.6M: 0 without a competition and 7 after a competition that drew a single bid. 1 buyer awarded it without a rival, the largest Department of the Army with 7."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2026-05-15",
          "Buyer": "Department of the Army W912DY23F0395",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "Single bid FULL AND OPEN COMPETITION",
          "Value": "$-886,770",
          "Stated reason": "—"
        },
        {
          "Date": "2025-09-28",
          "Buyer": "Department of the Army W912DY25F0471",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "Single bid FULL AND OPEN COMPETITION",
          "Value": "$796K",
          "Stated reason": "—"
        },
        {
          "Date": "2024-09-28",
          "Buyer": "Department of the Army W912DY24F0620",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "Single bid FULL AND OPEN COMPETITION",
          "Value": "$3.5M",
          "Stated reason": "—"
        },
        {
          "Date": "2024-09-28",
          "Buyer": "Department of the Army W912DY24F0577",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "Single bid FULL AND OPEN COMPETITION",
          "Value": "$4.9M",
          "Stated reason": "—"
        },
        {
          "Date": "2024-09-26",
          "Buyer": "Department of the Army W912DY23F0501",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "Single bid FULL AND OPEN COMPETITION",
          "Value": "$299K",
          "Stated reason": "—"
        },
        {
          "Date": "2023-12-14",
          "Buyer": "Department of the Army W912DY22F0203",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "Single bid FULL AND OPEN COMPETITION",
          "Value": "$-3,000",
          "Stated reason": "—"
        }
      ]
    ],
    "records": [
      {
        "name": "all of United States",
        "url": "https://assay-systems.com/register/us/uncontested/"
      },
      {
        "name": "record in the register",
        "url": "https://assay-systems.com/register/us/tetra-tech-ec-inc/"
      },
      {
        "name": "Department of the Army",
        "url": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-US-14ANEUW1RU",
    "cite_as": "Assay Systems, \"TETRA TECH EC, INC: public contracts won without a rival in United States\", https://assay-systems.com/register/us/uncontested/s/tetra-tech-ec-inc/"
  }
}