PlanOptica
CompaniesPricing
Sign inTry Pro free
Try Pro free
  1. Companies/
  2. United Site Services, Inc
  • Benefits analytics
  • Plan summaries
  • Retirement plans
  • Health & Benefits plans

Filings through Oct 24, 2026.

United Site Services, Inc

EIN 35-2373387-Administrative and Support and Waste Management and Remediation Services-Latest filing 2025
Plans
2
Retirement
1
$107.9M assets
Health & Benefits
1
$8.7M premiums
Participants
7,091
118 FLANDERS ROAD - WESTBOROUGH, MA 01581508-948-9249
Plans on this EIN
2 filings
#002401(k)-$107.9M - 3,327 part#502Mixed-$8.7M - 4,214 lives

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

Benefits portfolio analytics

1 plan / $8.7M premiums / 4,214 covered lives

Coverage by line

Premium dollars by benefit type (bundled lines overlap)

  • Health$4.2M
  • Prescription drug$4.2M
  • Other$2.6M
  • Life$1.8M
  • Long-term disability$1.8M
  • Dental$1.6M
  • +1 more
Total $8.7M7 rows
See carrier and broker market share with Pro.
Pro unlocks:
  • Top carriers and their premium share
  • Top brokers and their commission share

Plan summaries

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

Retirement#002

UNITED SITE SERVICES, INC. 401(K) PLAN

401(k)

Assets$107.9M
Participants3,327
On the plan page
Fees vs peersAudit gradeAsset trajectoryContributionsSch C providers
Open plan
Health & Benefits#502

UNITED SITE SERVICES, INC. WELFARE PLAN

Mixed - KAISER FOUNDATION HEALTH PLAN INC

Premiums$8.7M
Covered lives4,214
On the plan page
Premium breakdownCarriersBrokersCoverage stats
Open plan

Retirement plans

1 plan on this EIN

PlanNameTypeAssetsParticipantsLatest year
#002UNITED SITE SERVICES, INC. 401(K) PLAN401(k)$107.9M3,3272025
  • UNITED SITE SERVICES, INC. 401(K) PLAN$107.9M
    #002 · 401(k) · 20253,327

Health & Benefits plans

1 plan on this EIN

PlanNameFundingCarrierPremiumsCoveredLatest year
#502UNITED SITE SERVICES, INC. WELFARE PLANMixedKAISER FOUNDATION HEALTH PLAN INC$8.7M4,2142025
  • UNITED SITE SERVICES, INC. WELFARE PLAN$8.7M
    #502 · Mixed · KAISER FOUNDATION HEALTH PLAN INC · 20254,214
Retirement plans
Health & Benefits plans

On this page

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

Advisors and brokers use PlanOptica to research retirement and health plans. Each plan has 10 years of filings, a peer rank and a source for every number.

Product
  • Retirement
  • Health & Benefits
  • Funds & Managers
  • Companies
  • Pricing
Data
  • Downloads
  • Retirement plans CSV
  • Health & Benefits plans CSV
  • Plan holdings CSV
  • Custom analysis
  • API and AI agents
Resources
  • Free ERISA search
  • Free EIN lookup
  • All providers
  • Health & Benefits providers
  • Filter catalog
  • Documentation
  • Glossary
  • Compare
Company
  • About
  • Research
  • Press
  • Contact
  • Privacy
  • Terms
© 2026 PlanOptica