Black Diamond Networks, Inc. 401(k) Plan: Login, Facts & Contact Information

Black Diamond Networks, Inc. 401(k) Plan Facts

Plan name
BLACK DIAMOND NETWORKS 401(K) SAVINGS PLAN
Plan type
401(k) and profit sharing
Plan sponsor
BLACK DIAMOND NETWORKS, INC.
Participants
720 (513 active employees)
Former employees with a balance
0
Plan assets
$19,125,544 at Dec 31, 2024
Average account balance
$62,096 across 308 accounts
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Apr 1, 2000
— Employer contributions— Automatic enrollment— Default investment for undecided participants✓ Participants choose their own investments— Self-directed brokerage window✓ Profit sharing— Company stock (ESOP)

Source: Form 5500 for plan year 2024 (Jan 1, 2024 – Dec 31, 2024), filed Oct 15, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $3.51 million went into the plan in contributions.
  • $1.67 million was paid out to participants.
  • Investment and other income added $2.26 million.
  • Administrative expenses were $53,847, about $175 per account.

How the Black Diamond Networks, Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019410$8.07 million—$886,466
2020445$9.71 million—$732,484
2021422$11.9 million—$1.32 million
2022672$11.5 million$0$1.23 million
2023704$15.1 million$0$1.27 million
2024720$19.1 million$0$1.67 million

Black Diamond Networks, Inc. 401(k) Contact Information

Phone
978-474-9980
Mailing address
23 MAIN STREET, ANDOVER MA 01810
Plan sponsor
BLACK DIAMOND NETWORKS, INC.
Employer identification number (EIN)
04-3451651
Plan number
001

Questions about the Black Diamond Networks, Inc. 401(k)

Does Black Diamond Networks, Inc contribute to the 401(k)?

The plan does not report an employer matching arrangement on its Form 5500.

Does the Black Diamond Networks, Inc 401(k) have automatic enrollment?

No. The plan does not report automatic enrollment; employees enroll themselves.

How many people are in the Black Diamond Networks, Inc 401(k) plan?

720 participants at the start of plan year 2024, 513 of them active employees.

What is the average 401(k) balance at Black Diamond Networks, Inc?

About $62,096 per account: $19.1 million in plan assets across 308 accounts with a balance at the end of plan year 2024.

Who manages the Black Diamond Networks, Inc 401(k) accounts?

Fidelity NetBenefits (listed on the filing as FIDELITY INVESTMENTS INSTITUTIONAL) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Black Diamond Networks, Inc. How do I access my 401(k)?

Your account stays with Fidelity NetBenefits after you leave, so you can log in with the same credentials. If your balance was small, the plan may have rolled it into an IRA in your name. If you can't find it, Beagle can locate it for you.

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