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  2. Mimecast North America, Inc.
  • Benefits analytics
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Filings through Oct 24, 2026.

Mimecast North America, Inc.

EIN 26-0851633-Professional, Scientific, and Technical Services-Latest filing 2025
Plans
2
Retirement
1
$163.4M assets
Health & Benefits
1
$1.9M premiums
Participants
2,530
191 SPRING STREET - LEXINGTON, MA 02421800-660-1194
Plans on this EIN
2 filings
#001401(k)-$163.4M - 1,630 part#501Mixed-$1.9M - 1,753 lives

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

Benefits portfolio analytics

1 plan / $1.9M premiums / 1,753 covered lives

Coverage by line

Premium dollars by benefit type (bundled lines overlap)

  • Other$868K
  • Dental$858K
  • Life$629K
  • Short-term disability$629K
  • Long-term disability$629K
  • Vision$125K
Total $1.9M6 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

MIMECAST NORTH AMERICA, INC. 401(K) PLAN

401(k)

Assets$163.4M
Participants1,630
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Health & Benefits#501

MIMECAST NORTH AMERICA, INC. HEALTH AND WELFARE BENEFIT PLAN

Mixed - DENTAL SERVICE OF MASSACHUSETTS, INC. DBA DELTA DENTAL OF MA

Premiums$1.9M
Covered lives1,753
On the plan page
Premium breakdownCarriersBrokersCoverage stats
Open plan

Retirement plans

1 plan on this EIN

PlanNameTypeAssetsParticipantsLatest year
#001MIMECAST NORTH AMERICA, INC. 401(K) PLAN401(k)$163.4M1,6302025
  • MIMECAST NORTH AMERICA, INC. 401(K) PLAN$163.4M
    #001 · 401(k) · 20251,630

Health & Benefits plans

1 plan on this EIN

PlanNameFundingCarrierPremiumsCoveredLatest year
#501MIMECAST NORTH AMERICA, INC. HEALTH AND WELFARE BENEFIT PLANMixedDENTAL SERVICE OF MASSACHUSETTS, INC. DBA DELTA DENTAL OF MA$1.9M1,7532025
  • MIMECAST NORTH AMERICA, INC. HEALTH AND WELFARE BENEFIT PLAN$1.9M
    #501 · Mixed · DENTAL SERVICE OF MASSACHUSETTS, INC. DBA DELTA DENTAL OF MA · 20251,753
Retirement plans
Health & Benefits plans

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