Appian Corporation 401(k) Plan: Login, Facts & Contact Information

Appian Corporation 401(k) Plan Facts

Plan name
APPIAN CORPORATION 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
APPIAN CORPORATION
Participants
2,017 (1,339 active employees)
Former employees with a balance
606
Plan assets
$237,570,589 at Dec 31, 2024
Average account balance
$124,906 across 1,902 accounts
Employer contributions
$9,347,899 in plan year 2024 (28% of all contributions)
Recordkeeper
Merrill Lynch, Pierce, Fenner And S
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 2001
✓ 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

  • $32.9 million went into the plan in contributions, $9.35 million of it from the employer (28%).
  • $25.8 million was paid out to participants.
  • Investment and other income added $32.2 million.
  • Administrative expenses were $974,440, about $512 per account.

How the Appian Corporation 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20191,048$84.9 million$4.10 million$6.09 million
20201,223$115.5 million$5.30 million$5.96 million
20211,371$155.4 million$6.50 million$10.3 million
20221,645$148.7 million$8.60 million$12.4 million
20232,044$199.2 million$9.73 million$16.3 million
20242,017$237.6 million$9.35 million$25.8 million

Appian Corporation 401(k) Contact Information

Phone
703-442-8844
Mailing address
7950 JONES BRANCH DRIVE, MCLEAN VA 22102
Plan sponsor
APPIAN CORPORATION
Employer identification number (EIN)
54-1956084
Plan number
001

Questions about the Appian Corporation 401(k)

Does Appian Corporation contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $9.35 million, 28% of all contributions.

Does the Appian Corporation 401(k) have automatic enrollment?

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

How many people are in the Appian Corporation 401(k) plan?

2,017 participants at the start of plan year 2024, 1,339 of them active employees, and 606 former employees who still had money in the plan.

What is the average 401(k) balance at Appian Corporation?

About $124,906 per account: $237.6 million in plan assets across 1,902 accounts with a balance at the end of plan year 2024.

Who manages the Appian Corporation 401(k) accounts?

Merrill Benefits OnLine (listed on the filing as MERRILL LYNCH, PIERCE, FENNER AND S) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Appian Corporation. How do I access my 401(k)?

Your account stays with Merrill Benefits OnLine 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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