Mersen USA Holding Corp.

Boonton, NJ ManufacturingNAICS 339900

Self-funded health planPlan year 2025Renews JanuaryCollectively bargained
1,236Participants-2% vs. prior year
$2.9MEst. pharmacy spend / yrParticipants × national avg.
Jan 2027Next renewalPlan year begins January 1
#45 of 76Manufacturing in NJBy participants

Overview

Mersen USA Holding Corp. sponsors a self-funded health plan that covered 1,236 participants in plan year 2025, down 2% from the prior year. The plan year starts in January. Alongside medical, its benefits filing reports life insurance, dental, vision, short-term disability, and more.

Plan type
ERISA welfare benefit plan, self-funded (benefits paid from employer assets or a trust)
Participants
1,236 · prior year 1,267
Plan year
Begins January 1 · next renewal January 2027
Health plans filed
Mersen USA Holding Corp. Health & Welfare Plan, plan 501 (1,236 participants)
Broker compensation
$16K across insured contracts
MedicalLife insuranceDentalVisionShort-term disabilityLong-term disabilityDeath benefitsOther welfare benefits

Insurance carriers

Insured coverage reported on Schedule A. Self-funded medical claims aren't reported there.

CarrierCoverageCoveredPremiumBroker comp
Life Insurance Company of North AmericaLife, Short-term disability, Long-term disability1,182$1.3M$16K
Metropolitan Life Insurance CompanyDental2,026$680K$96
Highmark Inc.Vision1,961$128K—

Pharmacy benefit estimate

StreamRX estimate for a plan this size. Not based on this plan's claims.

$2.9M/ year

Estimated prescription spend: 1,236 participants × $2,371 national average per member. Usually higher once dependents are counted.

$76K–$188K/ year

Typical savings opportunity found in independent reviews of plans this size.

Brands with a generic available$22K–$56K
Lower-cost therapeutic alternatives$33K–$68K
Generic pricing vs. actual cost$14K–$42K
PBM contract terms$7K–$22K
The DOL's PBM fee disclosure rule first applies to this plan for the plan year beginning January 2028: semiannual PBM compensation reports and an annual audit right.

Form 5500 filing details

Filing
Form 5500 with Schedule A, plan year 2025
Plan sponsor
Mersen USA Holding Corp.
Sponsor EIN
22-0807643
Plan number
501
Filed with
U.S. Department of Labor (EBSA) via EFAST2

Verify this filing: search EIN 22-0807643 in the Department of Labor's EFAST2 Form 5500 search.

Retirement plan

Plan
Retirement Savings Plan for the Employees of Mersen USA
Type
401(k) plan
Participants
1,622

About this data

Source: Mersen USA Holding Corp.'s Form 5500 filing for plan year 2025 and its Schedule A insurance reports, published by the U.S. Department of Labor. "Self-funded" means the filing reports benefits paid from employer assets or a trust, with no medical insurance contract or with a stop-loss contract. Pharmacy figures are StreamRX estimates based on national averages. StreamRX is not affiliated with Mersen USA Holding Corp..

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