Mwh Constructors, Inc. 401(k) Plan: Login, Facts & Contact Information

Mwh Constructors, Inc. 401(k) Plan Facts

Plan name
MWH CONSTRUCTORS 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
MWH CONSTRUCTORS, INC
Participants
941 (737 active employees)
Former employees with a balance
366
Plan assets
$67,679,561 at Dec 31, 2024
Average account balance
$72,774 across 930 accounts
Employer contributions
$3,828,178 in plan year 2024 (37% of all contributions)
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 2017
✓ 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

  • $10.3 million went into the plan in contributions, $3.83 million of it from the employer (37%).
  • $7.87 million was paid out to participants.
  • Investment and other income added $7.47 million.
  • Administrative expenses were $124,089, about $133 per account.

How the Mwh Constructors, Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019850$16.3 million$1.73 million$2.05 million
2020854$23.4 million$1.69 million$1.86 million
2021978$27.9 million$1.63 million$4.67 million
2022795$25.4 million$1.48 million$3.09 million
2023418$57.9 million$3.22 million$9.31 million
2024941$67.7 million$3.83 million$7.87 million

Mwh Constructors, Inc. 401(k) Contact Information

Phone
720-547-5400
Mailing address
8001 ARISTA PLACE SUITE 500, BROOMFIELD CO 80021
Plan sponsor
MWH CONSTRUCTORS, INC
Employer identification number (EIN)
84-1242056
Plan number
001

Questions about the Mwh Constructors, Inc. 401(k)

Does Mwh Constructors, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $3.83 million, 37% of all contributions.

Does the Mwh Constructors, Inc 401(k) have automatic enrollment?

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

How many people are in the Mwh Constructors, Inc 401(k) plan?

941 participants at the start of plan year 2024, 737 of them active employees, and 366 former employees who still had money in the plan.

What is the average 401(k) balance at Mwh Constructors, Inc?

About $72,774 per account: $67.7 million in plan assets across 930 accounts with a balance at the end of plan year 2024.

Who manages the Mwh Constructors, 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 Mwh Constructors, 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.

Related Companies
Headquarter: 370 INTERLOCKEN BOULEVARD SUITE 300, BROOMFIELD, CO, 80021
Headquarter: 9501 TECHNOLOGY BLVD SUITE 401, ROSEMONT, IL, 600185237
Headquarter: 66 HUDSON BOULEVARD EAST, NEW YORK, NY, 10001
Headquarter: 3550 GENERAL ATOMICS CT, SAN DIEGO, CA, 921211194
Headquarter: P.O. BOX 1787, GRAND RAPIDS, MI, 495011787