Suffolk Construction Company, Inc. 401(k) Plan: Login, Facts & Contact Information

Suffolk Construction Company, Inc. 401(k) Plan Facts

Plan name
SUFFOLK CONSTRUCTION COMPANY, INC. 401(K) RETIREMENT PLAN
Plan type
401(k) with employer contributions and profit sharing
Plan sponsor
SUFFOLK CONSTRUCTION COMPANY, INC.
Participants
2,680 (2,173 active employees)
Former employees with a balance
690
Plan assets
$336,415,812 at Dec 31, 2024
Average account balance
$122,645 across 2,743 accounts
Employer contributions
$7,196,145 in plan year 2024 (19% of all contributions)
Recordkeeper
Fidelity Investments Institutional
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Jan 1, 1993
✓ 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 Sep 18, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $38.9 million went into the plan in contributions, $7.20 million of it from the employer (19%).
  • $27.4 million was paid out to participants.
  • Investment and other income added $45.2 million.
  • Administrative expenses were $314,993, about $115 per account.

How the Suffolk Construction Company, Inc. 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20192,536$193.0 million$5.57 million$13.5 million
20202,632$235.9 million$5.80 million$17.2 million
20212,718$280.0 million$6.08 million$23.2 million
20222,608$235.6 million$7.13 million$23.8 million
20232,764$280.0 million$7.61 million$39.7 million
20242,680$336.4 million$7.20 million$27.4 million

Suffolk Construction Company, Inc. 401(k) Contact Information

Phone
617-517-5279
Mailing address
65 ALLERTON STREET, BOSTON MA 02119
Plan sponsor
SUFFOLK CONSTRUCTION COMPANY, INC.
Employer identification number (EIN)
04-2776356
Plan number
001

Questions about the Suffolk Construction Company, Inc. 401(k)

Does Suffolk Construction Company, Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $7.20 million, 19% of all contributions.

Does the Suffolk Construction Company, Inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Suffolk Construction Company, Inc 401(k) plan?

2,680 participants at the start of plan year 2024, 2,173 of them active employees, and 690 former employees who still had money in the plan.

What is the average 401(k) balance at Suffolk Construction Company, Inc?

About $122,645 per account: $336.4 million in plan assets across 2,743 accounts with a balance at the end of plan year 2024.

Who manages the Suffolk Construction Company, 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 Suffolk Construction Company, 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.

Related Companies
Headquarter: 3600 HORIZON BOULEVARD, TREVOSE, PA, 19053
Headquarter: 10 MOFFITT BLVD, BAYSHORE, NY, 11706
Headquarter: 250 NICOLLET MALL FLOOR 16, MINNEAPOLIS, MN, 55401
Headquarter: 1600 7TH AVE SUITE 2500, SEATTLE, WA, 98101
Headquarter: ONE PPG PLACE, PITTSBURGH, PA, 15272