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  1. Companies/
  2. Northwest Pipe Company
  • Retirement analytics
  • Benefits analytics
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  • Health & Benefits plans

Filings through Oct 24, 2026.

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Northwest Pipe Company

EIN 93-0557988-building materials-Latest filing 2025
Plans
4
Retirement
3
$149.5M assets
Health & Benefits
1
$7.9M premiums
Participants
2,852
201 NE PARK PLAZA DRIVE, SUITE 100 - VANCOUVER, WA 98684360-397-6250nwpipe.comLinkedIn501-1000 employeesbuilding materials
Plans on this EIN
4 filings
#001401(k)-$144.3M - 1,470 part#003Traditional DB-$3.0M - 57 part#002Traditional DB-$2.2M - 96 part#504Mixed-$7.9M - 3,451 lives

Health & Benefits portfolio - carriers, brokers and premium across this company's health and benefits plan.

Retirement portfolio analytics

3 plans aggregated / $149.5M assets / 1,623 participants

Assets by plan

Share of aggregate retirement assets

  • PIPE COMPANY 401(K) (#001)$144.3M
  • COMPANY RETIREMENT PLAN (#003)$3.0M
  • STEEL COMPANY PENSION (#002)$2.2M
Total $149.5MSelect a row to open it

Participants by plan

Active + retired + deferred vested

  • PIPE COMPANY 401(K) (#001)1,470
  • STEEL COMPANY PENSION (#002)96
  • COMPANY RETIREMENT PLAN (#003)57
Total 1,623Select a row to open it

Benefits portfolio analytics

1 plan / $7.9M premiums / 3,451 covered lives

Coverage by line

Premium dollars by benefit type (bundled lines overlap)

  • Health$3.5M
  • Stop-loss$1.8M
  • Dental$1.1M
  • Life$686K
  • Short-term disability$302K
  • Long-term disability$267K
  • +1 more
Total $7.8M7 rows
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Plan summaries

Each card links to its plan page. The plan page shows fees vs peers, audit grade, history and counterparties.

Retirement#001

NORTHWEST PIPE COMPANY 401(K) PLAN

401(k)

Assets$144.3M
Participants1,470
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Retirement#003

THOMPSON PIPE & STEEL COMPANY RETIREMENT PLAN

Traditional DB

Assets$3.0M
Participants57
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Retirement#002

THOMPSON PIPE & STEEL COMPANY PENSION PLAN

Traditional DB

Assets$2.2M
Participants96
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Health & Benefits#504

NWPX INFRASTRUCTURE EMPLOYEE BENEFIT PLAN

Mixed - KAISER FOUNDATION HEALTH PLAN INC

Premiums$7.9M
Covered lives3,451
On the plan page
Premium breakdownCarriersBrokersCoverage stats
Open plan

Retirement plans

3 plans on this EIN

PlanNameTypeAssetsParticipantsLatest year
#001NORTHWEST PIPE COMPANY 401(K) PLAN401(k)$144.3M1,4702025
#003THOMPSON PIPE & STEEL COMPANY RETIREMENT PLANTraditional DB$3.0M572024
#002THOMPSON PIPE & STEEL COMPANY PENSION PLANTraditional DB$2.2M962024
  • NORTHWEST PIPE COMPANY 401(K) PLAN$144.3M
    #001 · 401(k) · 20251,470
  • THOMPSON PIPE & STEEL COMPANY RETIREMENT PLAN$3.0M
    #003 · Traditional DB · 202457
  • THOMPSON PIPE & STEEL COMPANY PENSION PLAN$2.2M
    #002 · Traditional DB · 202496

Health & Benefits plans

1 plan on this EIN

PlanNameFundingCarrierPremiumsCoveredLatest year
#504NWPX INFRASTRUCTURE EMPLOYEE BENEFIT PLANMixedKAISER FOUNDATION HEALTH PLAN INC$7.9M3,4512025
  • NWPX INFRASTRUCTURE EMPLOYEE BENEFIT PLAN$7.9M
    #504 · Mixed · KAISER FOUNDATION HEALTH PLAN INC · 20253,451
Retirement plans
Health & Benefits plans

On this page

  1. Retirement analytics
  2. Benefits analytics
  3. Plan summaries
  4. Retirement plans
  5. Health & Benefits plans
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