Engineering Consulting Services, Ltd. 401(k) Plan: Login, Facts & Contact Information

Engineering Consulting Services, Ltd. 401(k) Plan Facts

Plan name
ENGINEERING CONSULTING SERVICES, LTD. 401(K) RETIREMENT PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
ENGINEERING CONSULTING SERVICES, LTD.
Participants
2,948 (2,330 active employees)
Former employees with a balance
460
Plan assets
$187,057,684 at Dec 31, 2024
Average account balance
$95,486 across 1,959 accounts
Employer contributions
$5,540,519 in plan year 2024 (33% of all contributions)
Recordkeeper
Capital Group Retirement Plan Svcs.
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jun 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 Aug 18, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $17.1 million went into the plan in contributions, $5.54 million of it from the employer (33%).
  • $11.1 million was paid out to participants.
  • Investment and other income added $25.4 million.
  • Administrative expenses were $318,047, about $162 per account.

How the Engineering Consulting Services, Ltd. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20191,865$100.3 million$2.67 million$5.32 million
20202,092$126.5 million$3.07 million$4.28 million
20212,130$142.4 million$3.31 million$11.9 million
20222,304$123.2 million$4.02 million$5.96 million
20232,608$156.0 million$4.84 million$7.65 million
20242,948$187.1 million$5.54 million$11.1 million

Engineering Consulting Services, Ltd. 401(k) Contact Information

Phone
571-299-6000
Mailing address
14026 THUNDERBOLT PLACE STE. 300, CHANTILLY VA 20151
Plan sponsor
ENGINEERING CONSULTING SERVICES, LTD.
Employer identification number (EIN)
54-1439291
Plan number
001

Questions about the Engineering Consulting Services, Ltd. 401(k)

Does Engineering Consulting Services, Ltd contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $5.54 million, 33% of all contributions.

Does the Engineering Consulting Services, Ltd 401(k) have automatic enrollment?

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

How many people are in the Engineering Consulting Services, Ltd 401(k) plan?

2,948 participants at the start of plan year 2024, 2,330 of them active employees, and 460 former employees who still had money in the plan.

What is the average 401(k) balance at Engineering Consulting Services, Ltd?

About $95,486 per account: $187.1 million in plan assets across 1,959 accounts with a balance at the end of plan year 2024.

Who manages the Engineering Consulting Services, Ltd 401(k) accounts?

Capital Group / American Funds (listed on the filing as CAPITAL GROUP RETIREMENT PLAN SVCS.) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Engineering Consulting Services, Ltd. How do I access my 401(k)?

Your account stays with Capital Group / American Funds 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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