How big is Arkamys Corp.'s plan?

Arkamys Corp.'s plan reported $94K in assets and 1 participants for 2024.

Original filing (PDF)20250626082920NAL0021018834001

Arkamys Corp.

Name: Arkamys Corp. — Arkamys Corp. 401(k) Plan, Form 5500 (2024)
Creator: Arkamys Corp.
License: https://www.usa.gov/government-works

Form 5500-SF

FILING_RECEIVED

Arkamys Corp. 401(k) Plan

401(k) retirement plan · Arkamys Corp.'s Arkamys Corp. 401(k) Plan held $94K in plan assets for 1 participants in 2024.

Active participants

Accounts w/ balance

Plan assets (EOY)

$94K

Net assets (EOY)

$94K

People on this filing

Phyllis Rosenfield signed Arkamys Corp.'s 2024 Form 5500 as plan administrator.

Phyllis Rosenfield — Plan Administrator — Form 5500 signer

Get verified email & phone for these signers

Signer names are public record from the Form 5500 e-signature.

Plan identifiers

Arkamys Corp.'s EIN is 68-0682674.

EIN 68-0682674

Plan number 001

Plan year 2024

ACK ID 20250626082920NAL0021018834001

Official Form 5500 document

Download the official 2024 Form 5500 (PDF) for Arkamys Corp. from the U.S. Department of Labor's EFAST2 system.

Download the official 2024 Form 5500 (PDF)

Plan features

Arkamys Corp.'s plan includes profit-sharing, ERISA 404(c) participant direction, a 401(k) feature, a default investment (QDIA).

Decision-maker contacts

One unlock reveals every key decision-maker — plan signer, CFO, HR & Benefits — with verified email + LinkedIn for ARKAMYS CORP..

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Plan health score

Top-tier plan health

Directional indicator from public Form 5500 data — compliance & integrity, total plan cost, participant health and vendor stack, benchmarked against same-size peers. Not a fiduciary tool. Based on 70% of scoring inputs for this filing.

Compliance & integrity

100

Total plan cost

n/a

Plan health

Vendor & structure

100

Helping the score

Cost not scored — no comparable Schedule H expense data for this cohort.
High average account balance (87th percentile).

Plan sponsor

Name

ARKAMYS CORP.

EIN

all filings

Address

185 ALEWIFE BROOK PKWY STE 210 · CAMBRIDGE, MA · 021381104

Phone

(617) 336-8612

Industry

Agriculture, Forestry, Fishing, Hunting

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

2025-06-26

Pension benefit codes

2E · Profit-sharing

2F · ERISA section 404(c)

2G · Total participant-directed accounts

2J · 401(k) feature

2K · 401(m) arrangement

2T · Default investment account (QDIA)

3D · Pre-approved plan (master / prototype / VS)

Audit & trust (Schedule H)

Service providers (Schedule C)

Small plans don't disclose service providers

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