Profile

Identity, professional record and current appointments.

Overview

Professional record at a glance

A concise summary of information supported by the cited public sources. Missing information is treated as unknown, not as a negative finding.

Current roles
11 current organization shown on this profile
Board positions
11 supported by public sources, 0 supplied by the profile owner
Committee roles
Not establishedNo committee role is currently confirmed by the cited sources
Qualifications
Not establishedNo qualification is currently confirmed by the cited sources

Professional narrative

About

Dan L. Batrack serves as Chairman and Chief Executive Officer of Tetra Tech, Inc. He has been a director since 2005 and leads the company's strategic direction as a global provider of high-end consulting and engineering services focused on water, environment, and sustainable infrastructure. Under his leadership, Tetra Tech has achieved record annual results for revenue, net revenue, adjusted earnings, and operating cash flow in FY 2025.

Sources are shown with the information they support.

Current roles

Appointments & responsibilities

Board appointments

Governance

Board appointments, committee responsibilities and disclosed relationships.

Board and advisory record

Board service

Sources are shown with each role, education record, or credential.

Director

TETRA TECH INC

2005-01-01 · current

Confirmed by public sourceView source

Connections

Explore the roles, education and affiliations published in this record.

TETRA TECH INC

Open TETRA TECH INC profile →

Director at TETRA TECH INC

2005-01-01 → End not stated

current · source reported

Observed: 2026-09-17

TETRA TECH INCTETRA TECH INCDan L. Batrack

Dashed lines mark past roles. Select a connection to see its dates and sources.

Relationship map

Connected through the public record

Direct relationships from verified facts and published résumé records. Private connections are excluded.

Direct public links only

Only published affiliations are shown here. Private relationships require authorized access.

Experience

Career history, education, credentials and public contributions.

Published record

Featured coverage

Selected publications and public sources used to establish this profile. Inclusion records provenance; it is not an endorsement.

Source 1 · Sec FilingTTEK DEF 14A director slateSupports AI and ML experience, Board role, Committee assignments, Executive company, Executive title, Cybersecurity experience, Technology background.Open sourceSource 2 · Sec FilingTTEK 10-K executive officersSupports AI and ML experience, Cybersecurity experience, Executive company, Executive title, Technology background.Open source

Basis

Identifiers, sources, dates and record limitations.

Identifiers

Alpha ID
alpha:person:dan-l-batrack-2
Record version
public-0

Sources

Sources and published information

Each item links to the public source used to support it. When sources disagree, the item is clearly marked for review.

AI and ML experience · CorroboratedAI and ML experience: not identified in the cited filingSupported by 2 public records2 sources
Verification
Corroborated
Confidence
72%
Last reviewed
May 6, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

AI expertise · Source reportedAI expertise reported in filings1 source
Verification
Source reported
Confidence
94%
Last reviewed
May 3, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

AI governance relevance · Source reportedAI governance relevance reported from role and filings1 source
Verification
Source reported
Confidence
94%
Last reviewed
May 3, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

Board independence · Source reportedNot independent (executive director)1 source
Verification
Source reported
Confidence
95%
Last reviewed
May 3, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

Board membership · CorroboratedServes on the board of Tetra Tech IncSupported by 3 public records2 sources
Verification
Corroborated
Confidence
95%
Last reviewed
May 3, 2026
Board role · Source reportedBoard role: Chair1 source
Verification
Source reported
Confidence
92%
Last reviewed
May 6, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

Committee assignments · Source reportedNo committee assignment disclosed in the cited filing1 source
Verification
Source reported
Confidence
88%
Last reviewed
May 6, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

Cybersecurity experience · CorroboratedCybersecurity experience: not identified in the cited filingSupported by 2 public records2 sources
Verification
Corroborated
Confidence
72%
Last reviewed
May 6, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

Executive company · CorroboratedExecutive at Tetra TechSupported by 3 public records3 sources
Verification
Corroborated
Confidence
94%
Last reviewed
May 6, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

Executive function · Source reportedEnterprise Leadership (CEO)1 source
Verification
Source reported
Confidence
94%
Last reviewed
May 3, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

Executive title · CorroboratedExecutive title: Chairman and Chief Executive OfficerSupported by 3 public records3 sources
Verification
Corroborated
Confidence
94%
Last reviewed
May 6, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

Technology background · Under reviewTechnology background: not identified in the cited filing1 source
Verification
Under review
Confidence
72%
Last reviewed
May 6, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

Technology background · Under reviewTechnology background reported in filings1 source
Verification
Under review
Confidence
72%
Last reviewed
May 6, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

View all sources6 records
  1. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

    Supports: AI and ML experience · Board role · Committee assignments · Executive company · Executive title · Cybersecurity experience · Technology background

  2. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

    Supports: Board membership · Director since · Board independence

  3. https://www.sec.gov/Archives/edgar/data/831641/000110465926002458/tm2533152-2_def14a.htm

    Sec Proxy · Tier not stated · Reviewed Apr 29, 2026

    Supports: Director at TETRA TECH INC (NASDAQ: TTEK)

  4. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 6, 2026

    Supports: AI and ML experience · Cybersecurity experience · Executive company · Executive title · Technology background

  5. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 3, 2026

    Supports: AI expertise · AI governance relevance · Executive company · Executive function · Executive title

  6. https://www.sec.gov/Archives/edgar/data/831641/000110465926002458/tm2533152-2_def14a.htm

    Public Source · Tier not stated · Reviewed Not stated

    Supports: Board membership