PlanOptica
Free ERISA searchPricing
Sign inStart for $4.99
  1. Companies/
  2. THE CORNERSTONE SCHOOL
Sponsor portfolio

THE CORNERSTONE SCHOOL

EIN 22-2730159-primary/secondary education-Latest filing 2025
Plans
2
Retirement
2
$3.1M assets
Welfare
0
Participants
99
146 HIGH ST - STRATHAM, NH 038852271603-772-4349cornerstoneschool.orgLinkedIn11-50 employeesprimary/secondary education
Plans on this EIN
2 filings
#001403b-$2.4M - 41 part#002403b-$731K - 58 part

Retirement portfolio analytics

2 plans aggregated / $3.1M assets / 99 participants

Assets by plan

Share of aggregate retirement assets

77%top
  • SCHOOL PREMIUM OFFSET (#001)77%
  • GROUP SUPPLEMENT RETIREMENT (#002)23%
Total $3.1MClick slice to drill in

Participants by plan

Active + retired + deferred vested

  • GROUP SUPPLEMENT RETIREMENT (#002)58
  • SCHOOL PREMIUM OFFSET (#001)41
Total 99Click row to drill in

Plan deep-dives

Per-plan teasers. The full analytics (fees vs peers, audit grade, trajectory, counterparties) live on each plan detail page.
Retirement#001

CORNERSTONE SCHOOL PREMIUM OFFSET

403b

Assets$2.4M
Participants41
Inside the deep dive
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan deep dive
Retirement#002

CORNERSTONE SCHOOL GROUP SUPPLEMENT RETIREMENT

403b

Assets$731K
Participants58
Inside the deep dive
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan deep dive

Retirement plans2

Plan #NameTypeAssetsParticipantsLatest year
001CORNERSTONE SCHOOL PREMIUM OFFSET403b$2.4M412025
002CORNERSTONE SCHOOL GROUP SUPPLEMENT RETIREMENT403b$731K582025
Retirement plans
PlanOptica

Plan research for advisors and brokers. Retirement and welfare filings, peer-ranked and a decade deep, sourced to the line.

Product
  • Retirement plans
  • Welfare plans
  • Providers
  • Pricing
Data
  • Downloads hub
  • Retirement plans CSV
  • Welfare plans CSV
  • Custom analytics
Resources
  • Free ERISA search
  • Free EIN lookup
  • Documentation
  • Filter catalog
  • Glossary
Company
  • About
  • Contact
  • Privacy
  • Terms
© 2026 PlanOptica