M.g. Oil Company 401(k) Plan: Login, Facts & Contact Information

M.g. Oil Company 401(k) Plan Facts

Plan name
M.G. OIL COMPANY 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
M.G. OIL COMPANY
Participants
641 (631 active employees)
Former employees with a balance
80
Plan assets
$12,737,426 at Dec 31, 2024
Average account balance
$46,657 across 273 accounts
Employer contributions
$446,211 in plan year 2024 (34% of all contributions)
Recordkeeper
Ascensus Llc
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 1996
✓ 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 26, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $1.30 million went into the plan in contributions, $446,211 of it from the employer (34%).
  • $1.06 million was paid out to participants.
  • Investment and other income added $1.57 million.
  • Administrative expenses were $32,848, about $120 per account.

How the M.g. Oil Company 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
2019608$7.28 million$195,251$396,366
2020724$8.80 million$209,302$519,033
2021754$10.1 million$206,417$682,469
2022594$8.75 million$241,274$560,164
2023713$11.0 million$306,187$447,582
2024641$12.7 million$446,211$1.06 million

M.g. Oil Company 401(k) Contact Information

Phone
605-342-0527
Mailing address
PO BOX 1006, RAPID CITY SD 57709
Plan sponsor
M.G. OIL COMPANY
Employer identification number (EIN)
46-0344091
Plan number
001

Questions about the M.g. Oil Company 401(k)

Does M.g. Oil Company contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $446,211, 34% of all contributions.

Does the M.g. Oil Company 401(k) have automatic enrollment?

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

How many people are in the M.g. Oil Company 401(k) plan?

641 participants at the start of plan year 2024, 631 of them active employees, and 80 former employees who still had money in the plan.

What is the average 401(k) balance at M.g. Oil Company?

About $46,657 per account: $12.7 million in plan assets across 273 accounts with a balance at the end of plan year 2024.

Who manages the M.g. Oil Company 401(k) accounts?

Ascensus (listed on the filing as ASCENSUS LLC) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at M.g. Oil Company. How do I access my 401(k)?

Your account stays with Ascensus 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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