American Dental Partners, Inc. 401(k) Plan: Login, Facts & Contact Information

American Dental Partners, Inc. 401(k) Plan Facts

Plan name
AMERICAN DENTAL PARTNERS, INC. SAVINGS AND RETIREMENT PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
AMERICAN DENTAL PARTNERS, INC.
Participants
926 (565 active employees)
Former employees with a balance
353
Plan assets
$59,458,160 at Dec 31, 2024
Average account balance
$66,360 across 896 accounts
Employer contributions
$882,070 in plan year 2024 (24% of all contributions)
Recordkeeper
Empower Annuity Insurance Company O
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Oct 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 Oct 9, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $3.72 million went into the plan in contributions, $882,070 of it from the employer (24%).
  • $5.07 million was paid out to participants.
  • Investment and other income added $7.29 million.
  • Administrative expenses were $73,890, about $82 per account.

How the American Dental Partners, Inc. 401(k) changed, 20192024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20194,603$251.1 million$4.89 million$23.9 million
20204,549$277.5 million$2.09 million$34.2 million
20214,198$303.6 million$3.88 million$32.3 million
20224,199$45.7 million$628,750$38.4 million
2023998$53.6 million$924,093$4.29 million
2024926$59.5 million$882,070$5.07 million

American Dental Partners, Inc. 401(k) Contact Information

Phone
217-540-5100
Mailing address
1200 NETWORK CENTRE DR., EFFINGHAM IL 62401
Plan sponsor
AMERICAN DENTAL PARTNERS, INC.
Employer identification number (EIN)
04-3297858
Plan number
001

Questions about the American Dental Partners, Inc. 401(k)

Does American Dental Partners, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $882,070, 24% of all contributions.

Does the American Dental Partners, Inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the American Dental Partners, Inc 401(k) plan?

926 participants at the start of plan year 2024, 565 of them active employees, and 353 former employees who still had money in the plan.

What is the average 401(k) balance at American Dental Partners, Inc?

About $66,360 per account: $59.5 million in plan assets across 896 accounts with a balance at the end of plan year 2024.

Who manages the American Dental Partners, Inc 401(k) accounts?

Empower (listed on the filing as EMPOWER ANNUITY INSURANCE COMPANY O) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at American Dental Partners, Inc. How do I access my 401(k)?

Your account stays with Empower 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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