401(k) · DOL Form 5500 · 2023

Montauk Energy Holdings, LLC 401(k) Plan

Data updated 2026-08-25

$12M
Total assets Small plan by assets
136
Participants Small participant base
63rd
Percentile by assets National rank
$90,785
Avg per participant Below avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust · Sponsored by Montauk Energy Holdings, LLC · Pennsylvania · Utilities

$12M in assets, 136 participants

Montauk Energy Holdings, LLC's Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust reported $12M in total assets and 136 participants in its 2023 DOL Form 5500 filing, ranking in the 63rd 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.

  • #201 in Utilities (721 peers)

Coverage in Pennsylvania

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust covers 136 participants in Pennsylvania, about 17% of the average Pennsylvania filer (state average ~822 per filing). Assets: $12M.

#201
in Utilities (721 peers)
+15.3%
assets growth YoY

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust's mid-pack asset rank among Utilities and all filers

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$12,346,713 Top 37% higher than 63% of 127,068 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 2023

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust sits mid-pack in the medium band (136 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust reported net income rose from -$1M in the plan year 2022 filing to $2M in the plan year 2023 filing.
  • Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust end-of-year assets rose from $11M in the plan year 2022 filing to $12M in the plan year 2023 filing.
  • Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust reported participants rose from 130 in the plan year 2022 filing to 136 in the plan year 2023 filing.

See the national 2022→2023 release diff →

EBSA filing schedule strip

Filing strip 320325360 · Montauk Energy Holdings, LLC PY 2023 · 401(k)

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust · $12M · 136 · 63rd

  • PCT $12M
  • EIN 136
  • RANK 63rd
  • PHOTO 401(k)
  • IND near Landmark Health Solutions Savings Plan
  • EOY ind #201

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 Utilities retirement plans → · Plans in Pennsylvania →

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust in the asset neighbourhood

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan TrustMontauk Energy Holdings, LLC…$12MLandmark Health Solutions Savings PlanLandmark Health Solutions Sa…$12MTwin City Die Castings Company 401(k) PlanTwin City Die Castings Compa…$12MLotte Hotel Holdings USA 401(k) Retirement PlanLotte Hotel Holdings USA 401…$12MOlympus Property Taking Care of Family Retirement PlanOlympus Property Taking Care…$12M
End-of-year total assets ($M) among Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Pennsylvania filing particulars

Total Assets (Beginning of Year)$11M
Net Assets (End of Year)$12M
Net Income$2M
Employer EIN320325360
Plan Effective Date2007-01-02
Filing StatusFILING RECEIVED

Sponsor Plan History (Montauk Energy Holdings, LLC)

Sponsor-wide plan assets over time

All Montauk Energy Holdings, LLC plans reported in each filing year

Latest sponsor-wide plan assets
$14M 32.14647218546981% vs 2022
2024 filing year
$10M$12M$14M$16M 202220232024 $10.7M $14.2M ▲ +32.1%
Year Plans Participants Total Assets
2022 1 130 $11M
2023 1 136 $12M
2024 1 149 $14M

Nearby 401(k) Plans in Pennsylvania

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

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust vs. nearby 401(k) plans in Pennsylvania, assets vs. participants Scatter plot of 6 data points. -50000050000100000 -505101520 Total assets ($B) Participants Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust, Total assets ($B): 0.012346713 · Participants: 136Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan TrustComcast Corporation Retirement - Investment Plan, Total assets ($B): 17.368669862 · Participants: 93136Comcast Corporation Retirement - Investment PlanCigna 401(k) Plan, Total assets ($B): 13.003870935 · Participants: 66760Cigna 401(k) PlanThe Vanguard Retirement and Savings Plan, Total assets ($B): 9.765617477 · Participants: 18200The Vanguard Retirement and Savings PlanThe PNC Financial Services Group, Inc. Incentive Savings Plan, Total assets ($B): 9.339762 · Participants: 61697The PNC Financial Services Group, Inc. Incentive Savings PlanThe Bank of New York Mellon Corporation 401(k) Savings Plan, Total assets ($B): 8.955655142 · Participants: 25184The Bank of New York Mellon Corporation 401(k) Savings Plan
Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust vs. nearby 401(k) plans in Pennsylvania, assets vs. participants
Compare Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust side-by-side with 3 peers →

Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust's out-of-state 401(k) peers by assets and headcount

Outside Pennsylvania, the nearest 401(k) by assets is Landmark Health Solutions Savings Plan in MA ($12M); by covered participants it is Testout Corporation Safe Harbor 401(k) Plan in UT (136 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (136 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust assets move in 2023? ▼
Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust grew sharply - up 15.3% during 2023, from $11M to $12M. Reported net income was $2M.
How have Montauk Energy Holdings, LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Montauk Energy Holdings, LLC's sponsor-wide assets grew 32.1%, from $11M to $14M.
Which 401(k) plans are similar in size to Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust? ▼
Among 401(k) plans in other states, the closest by assets is Landmark Health Solutions Savings Plan in MA ($12M, 386 participants).
Which 401(k) plans cover a similar participant headcount to Montauk Energy Holdings, LLC 401(k) Profit Sharing Plan Trust? ▼
Among 401(k) plans in other states, the closest by covered participants is Testout Corporation Safe Harbor 401(k) Plan in UT (136 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 320325360.

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.