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Original filing (PDF)20250728132323NAL0004850898001
MARINE SYSTEMS CORPORATION
Form 5500
FILING_RECEIVED
MARINE SYSTEMS CORPORATION 401(K) PLAN
401(k) retirement plan
Signals · 3
36% in single holding~77 bps in Sched C feesNo recordkeeper disclosed
Active participants
163
Accounts w/ balance
134
Plan assets (EOY)
$8.8M
Net assets (EOY)
$8.8M
How this plan invests
This plan
19 securities
funds · stocks · CUSIPs
Holdings are itemized directly on this plan's Schedule of Assets, below.
Plan health score (directional)
89
/ 100
Grade A
Top-tier plan health
Directional indicator computed from public Form 5500 data — compliance, concentration, cost, vendor stack and participation. Not a fiduciary tool.
Compliance & disclosures
100
Concentration risk
82
Total plan cost
80
Vendor stack
80
Participation health
100
Knocking points off
- Top holding "interest, collateral, par or maturity value SEI Aggressive Strategy Fund Class F" is 36% of plan.
- 77 bps in Schedule C fees — modestly above peer band of 52 bps.
- No recordkeeper disclosed on Schedule C.
Decision-maker contacts
CFO / Head of HR / Benefits Manager — verified email + LinkedIn for MARINE SYSTEMS CORPORATION.
Plan sponsor
Name
MARINE SYSTEMS CORPORATION
EIN
04-2526598
Address
23 DRYDOCK AVE., STE 620W · BOSTON, MA · 022102122
Phone
(617) 542-3345
Industry
Engineering Services· Professional & Technical Servicessee all
Plan administrator
Same as plan sponsor.
Plan characteristics
Plan number
001
Plan year
2024
Plan year begin
2024-01-01
Tax period
2024-12-31
Filed
2025-07-28
Pension benefit codes
2E · Profit-sharing
2F · ERISA section 404(c)
2G · Total participant-directed accounts
2J · 401(k) feature
2K · 401(m) arrangement
2S · Automatic enrollment
2T · Default investment account (QDIA)
3D · Pre-approved plan (master / prototype / VS)
Audit & trust (Schedule H)
Auditor
R.A. HALL & CO., LLC.
Trustee / custodian
—
Trustee phone
—
Service providers (Schedule C)
2 rowsAdvisor / Consultant
1| Name | EIN | Location | Relation | Direct comp | Indirect comp |
|---|---|---|---|---|---|
| OSAIC WEALTH INC | 93-0987232 | — | INVESTMENT ADVISORY | $33K | — |
TPA / Administrator
1| Name | EIN | Location | Relation | Direct comp | Indirect comp |
|---|---|---|---|---|---|
| PRINCIPAL LIFE INSURANCE COMPANY | 42-0127290 | — | CONTRACT ADMINISTRATOR | $34K | — |
Investments
19 direct securities· $8.7M(99% of reported assets)
| PI | Investment | Type | Shares / units | Cost | Current value | % of plan |
|---|---|---|---|---|---|---|
| interest, collateral, par or maturity value SEI Aggressive Strategy Fund Class F | — | — | — | $3.1M | 35.6% | |
| SEI Conservative Strategy Fund Class F | — | — | — | $1.3M | 14.8% | |
| American Century Sustainable Equity Fund Class R6 | — | — | — | $1.0M | 11.8% | |
| SEI Government F | — | — | — | $573K | 6.5% | |
| BlackRock Lifepath Index 2040 Fund Class K | — | — | — | $490K | 5.6% | |
| SEI Market Growth Strategy Fund Class F | — | — | — | $425K | 4.8% | |
| SEI Moderate Strategy Fund Class F | — | — | — | $291K | 3.3% | |
| BlackRock Lifepath Index 2035 Fund Class K | — | — | — | $255K | 2.9% | |
| BlackRock Lifepath Index Retirement Class K | — | — | — | $212K | 2.4% | |
| Fidelity Institutional Sustainable Index Fund | — | — | — | $203K | 2.3% | |
| BlackRock Lifepath Index 2030 Fund Class K | — | — | — | $186K | 2.1% | |
| Principal Cash 0 * Participant Loans Interest rates range (4.25% to 9.50%) | — | — | — | $174K | 2.0% | |
| BlackRock Lifepath Index 2060 Fund Class K | — | — | — | $158K | 1.8% | |
| BlackRock Lifepath Index 2050 Fund Class K | — | — | — | $98K | 1.1% | |
| BlackRock Lifepath Index 2045 Fund Class K | — | — | — | $88K | 1.0% | |
| BlackRock Lifepath Index 2055 Fund Class K | — | — | — | $28K | 0.3% | |
| (E) | — | — | — | $19K | 0.2% | |
| BlackRock Lifepath Index 2065 Fund Class K | — | — | — | $19K | 0.2% | |
| PIMCO Total Return ESG Institutional Fund | — | — | — | $1K | <0.1% |