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

Ameresco, Inc. 401(k) Plan Facts

Plan name
AMERESCO, INC. 401(K) PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
AMERESCO, INC.
Participants
1,669 (1,318 active employees)
Former employees with a balance
433
Plan assets
$251,571,198 at Dec 31, 2024
Average account balance
$145,838 across 1,725 accounts
Employer contributions
$8,149,756 in plan year 2024 (31% of all contributions)
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jul 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 9, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $26.0 million went into the plan in contributions, $8.15 million of it from the employer (31%).
  • $25.6 million was paid out to participants.
  • Investment and other income added $33.1 million.
  • Administrative expenses were $304,866, about $177 per account.

How the Ameresco, Inc. 401(k) changed, 20192024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20191,224$156.9 million$5.45 million$7.71 million
20201,300$180.8 million$5.65 million$18.8 million
20211,319$206.6 million$6.20 million$17.8 million
20221,486$173.8 million$6.82 million$21.8 million
20231,619$218.4 million$7.68 million$14.6 million
20241,669$251.6 million$8.15 million$25.6 million

Ameresco, Inc. 401(k) Contact Information

Phone
508-661-2200
Mailing address
111 SPEEN ST STE 410, FRAMINGHAM MA 01701
Plan sponsor
AMERESCO, INC.
Employer identification number (EIN)
04-3512838
Plan number
001

Questions about the Ameresco, Inc. 401(k)

Does Ameresco, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $8.15 million, 31% of all contributions.

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

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

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

1,669 participants at the start of plan year 2024, 1,318 of them active employees, and 433 former employees who still had money in the plan.

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

About $145,838 per account: $251.6 million in plan assets across 1,725 accounts with a balance at the end of plan year 2024.

Who manages the Ameresco, 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 Ameresco, 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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