Mesa Laboratories, Inc. 401(k) Plan: Login, Facts & Contact Information

Mesa Laboratories, Inc. 401(k) Plan Facts

Plan name
MESA LABORATORIES, INC. 401(K) RETIREMENT PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
MESA LABORATORIES, INC.
Participants
617 (509 active employees)
Former employees with a balance
202
Plan assets
$47,652,730 at Dec 31, 2024
Average account balance
$76,489 across 623 accounts
Employer contributions
$1,901,014 in plan year 2024 (33% of all contributions)
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 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 13, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $5.84 million went into the plan in contributions, $1.90 million of it from the employer (33%).
  • $8.54 million was paid out to participants.
  • Investment and other income added $6.39 million.
  • Administrative expenses were $61,879, about $99 per account.

How the Mesa Laboratories, Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019331$15.1 million$707,559$1.14 million
2020349$17.9 million$724,552$1.96 million
2021353$30.8 million$812,825$2.79 million
2022603$35.2 million$1.93 million$4.68 million
2023644$44.0 million$1.62 million$3.59 million
2024617$47.7 million$1.90 million$8.54 million

Mesa Laboratories, Inc. 401(k) Contact Information

Phone
303-987-8000
Mailing address
12100 WEST SIXTH AVENUE, LAKEWOOD CO 80228
Plan sponsor
MESA LABORATORIES, INC.
Employer identification number (EIN)
84-0872291
Plan number
001

Questions about the Mesa Laboratories, Inc. 401(k)

Does Mesa Laboratories, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $1.90 million, 33% of all contributions.

Does the Mesa Laboratories, Inc 401(k) have automatic enrollment?

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

How many people are in the Mesa Laboratories, Inc 401(k) plan?

617 participants at the start of plan year 2024, 509 of them active employees, and 202 former employees who still had money in the plan.

What is the average 401(k) balance at Mesa Laboratories, Inc?

About $76,489 per account: $47.7 million in plan assets across 623 accounts with a balance at the end of plan year 2024.

Who manages the Mesa Laboratories, 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 Mesa Laboratories, 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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