401(k) · DOL Form 5500 · 2022

Mountainside Treatment Center 401(k) Plan

Data updated 2026-08-25

$7M
Total assets Small plan by assets
301
Participants Below avg headcount
58th
Percentile by assets National rank
$23,791
Avg per participant Low balance/head
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Official DOL plan name: Mountainside Retirement Savings Plan · Sponsored by Mountainside Treatment Center · Connecticut · Healthcare & Social Assistance

$7M in assets, 301 participants

Mountainside Treatment Center's Mountainside Retirement Savings Plan reported $7M in total assets and 301 participants in its 2022 DOL Form 5500 filing, ranking in the 58th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #12,796 in Healthcare & Social Assistance (20,060 peers)

Coverage in Connecticut

Mountainside Retirement Savings Plan covers 301 participants in Connecticut, about 42% of the average Connecticut filer (state average ~718 per filing). Assets: $7M.

#12,796
in Healthcare & Social Assistance (20,060 peers)
-2.7%
assets change YoY

The plan reported a net loss of $202K for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Mountainside Retirement Savings Plan's mid-pack asset rank among Healthcare & Social Assistance and all filers

Mountainside Retirement Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$7,161,088 Top 42% higher than 58% of 139,123 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2022

Mountainside Retirement Savings Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Mountainside Retirement Savings Plan sits mid-pack in the medium band (301 participants).

DOL schedule card

Filing strip 270334267 · Mountainside Treatment Center PY 2022 · 401(k)

Mountainside Retirement Savings Plan · $7M · 301 · 58th

  • EIN $7M
  • RANK 301
  • PHOTO 58th
  • IND 401(k)
  • EOY near Ld Systems, L.P. 401(k) Plan
  • 5500 ind #12796

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Healthcare & Social Assistance retirement plans → · Plans in Connecticut →

Mountainside Retirement Savings Plan in the asset neighbourhood

Mountainside Retirement Savings PlanMountainside Retirement Savi…$7MLd Systems, L.P. 401(k) Plan$7MCherry Tree Dental LLC 401(k) Profit Sharing Plan & TrustCherry Tree Dental LLC 401(k…$7MProfile Extrusion Company 401(k) PlanProfile Extrusion Company 40…$7MEncore Services, LLC 401(k) Retirement Savings PlanEncore Services, LLC 401(k) …$7M
End-of-year total assets ($M) among Mountainside Retirement Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Connecticut filing particulars

Total Assets (Beginning of Year)$7M
Net Assets (End of Year)$7M
Net Income-$202K
Employer EIN270334267
Plan Effective Date2002-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Mountainside Treatment Center)

Sponsor-wide plan assets over time

All Mountainside Treatment Center plans reported in each filing year

Latest sponsor-wide plan assets
$10M 41.765413300325314% vs 2022
2024 filing year
$6M$7M$8M$9M$10M$11M 202220232024 $7.16M $10.2M ▲ +41.8%
Year Plans Participants Total Assets
2022 1 301 $7M
2023 1 312 $8M
2024 1 335 $10M

Nearby 401(k) Plans in Connecticut

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Mountainside Retirement Savings Plan vs. nearby 401(k) plans in Connecticut, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -200204060 Total assets ($B) Participants Mountainside Retirement Savings Plan, Total assets ($B): 0.007161088 · Participants: 301Mountainside Retirement Savings PlanUnited Technologies Corporation Employee Savings Plan, Total assets ($B): 48.916975 · Participants: 55762United Technologies Corporation Employee Savings PlanGE Retirement Savings Plan, Total assets ($B): 24.786830027 · Participants: 57522GE Retirement Savings PlanCiti Retirement Savings Plan, Total assets ($B): 17.438946034 · Participants: 70070Citi Retirement Savings PlanThe Hartford Investment and Savings Plan, Total assets ($B): 5.615003 · Participants: 17724The Hartford Investment and Savings PlanXerox Corporation Savings Plan, Total assets ($B): 3.641347 · Participants: 11876Xerox Corporation Savings Plan
Mountainside Retirement Savings Plan vs. nearby 401(k) plans in Connecticut, assets vs. participants
Compare Mountainside Retirement Savings Plan side-by-side with 3 peers →

Mountainside Retirement Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Connecticut, the nearest 401(k) by assets is Ld Systems, L.P. 401(k) Plan in TX ($7M); by covered participants it is Norway Savings Bank 401(k) Plan in ME (301 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (301 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Mountainside Retirement Savings Plan assets move in 2022? ▼
Mountainside Retirement Savings Plan edged down modestly - down 2.7% during 2022, from $7M to $7M. Reported net income was -$202K.
How have Mountainside Treatment Center plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Mountainside Treatment Center's sponsor-wide assets grew 41.8%, from $7M to $10M.
Which 401(k) plans are similar in size to Mountainside Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Ld Systems, L.P. 401(k) Plan in TX ($7M, 86 participants).
Which 401(k) plans cover a similar participant headcount to Mountainside Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Norway Savings Bank 401(k) Plan in ME (301 participants, $43M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 270334267.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.