{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-18T04:02:14Z",
  "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-0CD4DT51X3",
    "type": "page",
    "country": "us",
    "name": "TETRA TECH, INC: public contracts won without a rival in United States",
    "url": "https://assay-systems.com/register/us/uncontested/s/tetra-tech-inc-5/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 31,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 38,
        "unit": "percent",
        "display": "38%"
      },
      {
        "label": "without a competition",
        "value": 0,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 31,
        "unit": "count"
      }
    ],
    "text": [
      "TETRA TECH, INC won 31 of its 81 public contract awards in United States without a rival from 2023-10-24 to 2026-09-20, worth $88.7M: 0 without a competition and 31 after a competition that drew a single bid. 3 buyers awarded it without a rival, the largest National Aeronautics and Space Administration with 17."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2026-05-28",
          "Buyer": "Department of the Army W9128F26FA080",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "Single bid FULL AND OPEN COMPETITION",
          "Value": "$30.4M",
          "Stated reason": "—"
        },
        {
          "Date": "2025-10-14",
          "Buyer": "U.S. Coast Guard HSCG8309J3YD114",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/u-s-coast-guard/",
          "How": "Single bid NON-COMPETITIVE DELIVERY ORDER",
          "Value": "—",
          "Stated reason": "FOLLOW-ON CONTRACT (FAR 6.302-1(A)(2)(II/III))"
        },
        {
          "Date": "2025-10-14",
          "Buyer": "U.S. Coast Guard HSCG8309J3YD104",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/u-s-coast-guard/",
          "How": "Single bid COMPETITIVE DELIVERY ORDER",
          "Value": "—",
          "Stated reason": "—"
        },
        {
          "Date": "2025-10-14",
          "Buyer": "U.S. Coast Guard HSCG8309J3CL358",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/u-s-coast-guard/",
          "How": "Single bid",
          "Value": "—",
          "Stated reason": "—"
        },
        {
          "Date": "2025-10-10",
          "Buyer": "U.S. Coast Guard HSCG8307J3CL309",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/u-s-coast-guard/",
          "How": "Single bid FULL AND OPEN COMPETITION AFTER EXCLUSION OF SOURCES",
          "Value": "—",
          "Stated reason": "—"
        },
        {
          "Date": "2025-09-30",
          "Buyer": "Department of the Army W912DR25FA116",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "Single bid FULL AND OPEN COMPETITION",
          "Value": "$5.0K",
          "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-inc/"
      },
      {
        "name": "National Aeronautics and Space Administration",
        "url": "https://assay-systems.com/register/us/uncontested/b/national-aeronautics-and-space-administration/"
      },
      {
        "name": "U.S. Coast Guard",
        "url": "https://assay-systems.com/register/us/uncontested/b/u-s-coast-guard/"
      },
      {
        "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-0CD4DT51X3",
    "cite_as": "Assay Systems, \"TETRA TECH, INC: public contracts won without a rival in United States\", https://assay-systems.com/register/us/uncontested/s/tetra-tech-inc-5/"
  }
}