Coreslab Holdings Us, Inc. 401(k) Plan: Login, Facts & Contact Information

Coreslab Holdings Us, Inc. 401(k) Plan Facts

Plan name
CORESLAB STRUCTURES, INC. 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
CORESLAB HOLDINGS US, INC.
Participants
2,106 (1,438 active employees)
Former employees with a balance
515
Plan assets
$72,376,202 at Dec 31, 2024
Average account balance
$49,984 across 1,448 accounts
Recordkeeper
Adp, Inc.
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 1989
✓ 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 Jul 14, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $5.68 million went into the plan in contributions.
  • $8.95 million was paid out to participants.
  • Investment and other income added $9.81 million.
  • Administrative expenses were $100,002, about $69 per account.

How the Coreslab Holdings Us, Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20191,884$59.2 million—$3.22 million
20201,869$65.0 million—$5.66 million
20211,765$73.5 million—$6.14 million
20221,697$60.0 million—$6.66 million
20231,821$66.0 million—$8.37 million
20242,106$72.4 million—$8.95 million

Coreslab Holdings Us, Inc. 401(k) Contact Information

Phone
905-643-0220
Mailing address
15916 ANDERSON MILL ROAD, CEDAR PARK TX 78613
Plan sponsor
CORESLAB HOLDINGS US, INC.
Employer identification number (EIN)
86-0658944
Plan number
001

Questions about the Coreslab Holdings Us, Inc. 401(k)

Does Coreslab Holdings Us, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement.

Does the Coreslab Holdings Us, Inc 401(k) have automatic enrollment?

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

How many people are in the Coreslab Holdings Us, Inc 401(k) plan?

2,106 participants at the start of plan year 2024, 1,438 of them active employees, and 515 former employees who still had money in the plan.

What is the average 401(k) balance at Coreslab Holdings Us, Inc?

About $49,984 per account: $72.4 million in plan assets across 1,448 accounts with a balance at the end of plan year 2024.

Who manages the Coreslab Holdings Us, Inc 401(k) accounts?

ADP Retirement Services (listed on the filing as ADP, INC.) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Coreslab Holdings Us, Inc. How do I access my 401(k)?

Your account stays with ADP Retirement Services 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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