# Arclight Capital Holdings, LLC 401(k) Plan
Source: https://planprovider.pro/companies/arclight-capital-holdings-llc-401k-plan

> Arclight Capital Holdings, LLC's 401(k) plan: 75 participants, plan year 2024 financials, providers, and benchmarks from Form 5500.

Form 5500 filing data for plan year 2024.

## Plan Snapshot

- **Plan Sponsor:** Arclight Capital Holdings, LLC

- **Sponsor EIN:** 043548448

- **Sponsor Address:** 200 CLARENDON STREET, BOSTON, MA, 021165021

- **Plan Type:** 401(k)

- **Total Participants:** 75

- **Total Assets:** $48.1M

## Key Plan Design Features

- **Auto-Enrollment:** Yes

- **Auto-Escalation:** No

- **Allows Roth Contributions:** No

- **Participant Loans:** No

- **Participant-Directed Investments:** Yes

- **ERISA Section 404(c) Fiduciary Safe Harbor:** Yes

## Plan Financials by Year

| Year|Participants|Total Assets|Employer Contrib.|Employee Contrib.|

| 2024|75|$48.1M|$1.2M|$1.7M|

| 2023|63|$38.9M|$1.1M|$1.4M|

| 2022|59|$32.7M|$892,001|$1.1M|

## Similar Plans

- [Third Rock Ventures, LLC](https://planprovider.pro/companies/third-rock-ventures-llc-401k-plan) — 70 participants

- [Atlas Venture Life Science Advisors LLC](https://planprovider.pro/companies/atlas-venture-life-science-advisors-llc-plan) — 39 participants

- [Bwc Holdings, INC.](https://planprovider.pro/companies/bwc-holdings-inc-401k-plan) — 112 participants

- [Mpm Bioimpact LLC](https://planprovider.pro/companies/mpm-bioimpact-llc-401k-plan) — 37 participants

- [Mpm Asset Management LLC](https://planprovider.pro/companies/mpm-asset-management-llc-401k-plan) — 35 participants

- [Chmwarnick, INC.](https://planprovider.pro/companies/chmwarnick-inc-plan) — 31 participants

[View full interactive plan profile on PlanProvider.Pro](https://planprovider.pro/companies/arclight-capital-holdings-llc-401k-plan)

© 2026 PlanProvider.Pro