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  2. The Rivers School Corporation
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Filings through Oct 24, 2026.

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The Rivers School Corporation

EIN 04-2104457-primary/secondary education-Latest filing 2025
Plans
2
Retirement
1
$72.8M assets
Health & Benefits
1
$3.0M premiums
Participants
594
333 WINTER STREET - WESTON, MA 024931040781-235-9300rivers.orgLinkedIn51-200 employeesprimary/secondary education
Plans on this EIN
2 filings
#001403(b)-$72.8M - 422 part#501Fully insured-$3.0M - 251 lives

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

Benefits portfolio analytics

1 plan / $3.0M premiums / 251 covered lives

Coverage by line

Premium dollars by benefit type (bundled lines overlap)

  • Health$2.8M
  • Dental$149K
  • Life$84K
  • Long-term disability$84K
  • Other$84K
  • Vision$3K
Total $3.0M6 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

THE RIVERS SCHOOL DEFINED CONTRIBUTION RETIREMENT PLAN

403(b)

Assets$72.8M
Participants422
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Health & Benefits#501

THE RIVERS SCHOOL CORPORATION HEALTH AND WELFARE BENEFIT PLAN

Fully insured - HARVARD PILGRIM HEALTH CARE

Premiums$3.0M
Covered lives251
On the plan page
Premium breakdownCarriersBrokersCoverage stats
Open plan

Retirement plans

1 plan on this EIN

PlanNameTypeAssetsParticipantsLatest year
#001THE RIVERS SCHOOL DEFINED CONTRIBUTION RETIREMENT PLAN403(b)$72.8M4222025
  • THE RIVERS SCHOOL DEFINED CONTRIBUTION RETIREMENT PLAN$72.8M
    #001 · 403(b) · 2025422

Health & Benefits plans

1 plan on this EIN

PlanNameFundingCarrierPremiumsCoveredLatest year
#501THE RIVERS SCHOOL CORPORATION HEALTH AND WELFARE BENEFIT PLANFully insuredHARVARD PILGRIM HEALTH CARE$3.0M2512025
  • THE RIVERS SCHOOL CORPORATION HEALTH AND WELFARE BENEFIT PLAN$3.0M
    #501 · Fully insured · HARVARD PILGRIM HEALTH CARE · 2025251
Retirement plans
Health & Benefits plans

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