Assets by plan
Share of aggregate retirement assets
Sponsor portfolio
TETRA TECH, INC.
EIN 95-4148514civil engineeringLatest filing 2025
Plans
3
Retirement
2
$2.16B assets
Welfare
1
$26.1M premiums
Participants
21,459
192 CANDLEWOOD LAKE ROAD N - PASADENA, CA 91107626-470-2489tetratech.comLinkedIn10001+ employeescivil engineering
Plans on this EIN
3 filingsRetirement portfolio analytics
2 plans aggregated / $2.16B assets / 14,326 participantsParticipants by plan
Active + retired + deferred vested
Benefits portfolio analytics
1 plan / $26.1M premiums / 12,154 covered livesCoverage by line
Premium dollars by benefit type (bundled lines overlap)
- Health$14.8M
- Prescription drug$12.1M
- Dental$7.4M
- Other$6.3M
- Long-term disability$4.7M
- Life$4.4M
- +2 more
Carrier market share
Premium dollars by Schedule A carrier
27%top
- KAISER FOUNDATION HEALTH PLAN INC27%
- RELIASTAR LIFE INSURANCE COMPANY21%
- AETNA LIFE INSURANCE COMPANY10%
- DELTA DENTAL OF CALIFORNIA7%
- UPMC HEALTH OPTIONS6%
- +3 more
Broker market share
Schedule A broker compensation
69%top
- AON CONSULTING INC69%
- ALIGHT SOLUTIONS11%
- HEWITT INSURANCE BROKERAGE LLC10%
- CUSTOM BENEFIT PROGRAMS INC8%
- JENNIFER N BUCK3%
Plan deep-dives
Per-plan teasers. The full analytics (fees vs peers, audit grade, trajectory, counterparties) live on each plan detail page.Retirement#001
TETRA TECH, INC. AND SUBSIDIARIES RETIREMENT PLAN
401k
Assets$2.16B
Participants14,215
Inside the deep dive
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan deep dive
Retirement#002
TETRA TECH, INC. PUERTO RICO RETIREMENT PLAN
401k
Assets$1.9M
Participants111
Inside the deep dive
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan deep dive
Welfare#501
TETRA TECH, INC. GROUP BENEFIT PLAN
Fully Insured - RELIASTAR LIFE INSURANCE COMPANY
Premiums$26.1M
Covered lives12,154
Inside the deep dive
Premium breakdownCarriersBrokersCoverage stats
Open plan deep dive
Retirement plans2
| Plan # | Name | Type | Assets | Participants | Latest year | |
|---|---|---|---|---|---|---|
| 001 | TETRA TECH, INC. AND SUBSIDIARIES RETIREMENT PLAN | 401k | $2.16B | 14,215 | 2025 | |
| 002 | TETRA TECH, INC. PUERTO RICO RETIREMENT PLAN | 401k | $1.9M | 111 | 2025 |
Welfare plans1
| Plan # | Name | Funding | Carrier | Premiums | Covered | Latest year | |
|---|---|---|---|---|---|---|---|
| 501 | TETRA TECH, INC. GROUP BENEFIT PLAN | Fully Insured | RELIASTAR LIFE INSURANCE COMPANY | $26.1M | 12,154 | 2025 |
Retirement plans
Welfare plans