401(k) · DOL Form 5500 · 2023

Flatiron Construction Corp. 401(k) Plan

Data updated 2026-08-11

$223M
Total assets: 1,244
Participants: 95th
Percentile by assets: $179,138
Avg per participant

Official DOL plan name: Flatiron Construction Corp. 401(k) Profit Sharing Plan · Sponsored by Flatiron Construction Corp. · Colorado · Construction

$223M in assets, 1,244 participants

Flatiron Construction Corp.'s Flatiron Construction Corp. 401(k) Profit Sharing Plan reported $223M in total assets and 1,244 participants in its 2023 DOL Form 5500 filing, ranking in the 95th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

95th percentile by assets (of 127,072 plans)
#8,513 in Construction (9,030 peers)

Coverage in Colorado

Flatiron Construction Corp. 401(k) Profit Sharing Plan covers 1,244 participants in Colorado, 3.3x the typical Colorado plan (state average ~376 per filing). Assets: $223M.

$223M
total plan assets (2023 EOY): 1,244
covered participants: 95th
percentile by assets (of 127,072 plans): $179,138
avg assets per participant

Flatiron Construction Corp. 401(k) Profit Sharing Plan reported net income rose from -$36M in the plan year 2022 filing to $43M in the plan year 2023 filing.
Flatiron Construction Corp. 401(k) Profit Sharing Plan end-of-year assets rose from $180M in the plan year 2022 filing to $223M in the plan year 2023 filing.
Flatiron Construction Corp. 401(k) Profit Sharing Plan reported participants rose from 1,186 in the plan year 2022 filing to 1,244 in the plan year 2023 filing.

See the national 2022→2023 release diff →

State

Colorado

Industry

Construction

Participants vs Colorado filers

In Colorado, the average filing covers about 376 participants across 2,719 plans. Flatiron Construction Corp. 401(k) Profit Sharing Plan reports 1,244 participants - 3.3x that state average ($223M EOY assets).

Colorado filing particulars

Total Assets (Beginning of Year)	$180M
Net Assets (End of Year)	$223M
Net Income	$43M
Employer EIN	043147491
Plan Effective Date	1985-05-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Flatiron Construction Corp.)

Total plan assets by year, all Flatiron Construction Corp. plans on file

Year	Plans	Participants	Total Assets
2022	1	1,186	$180M
2023	1	1,244	$223M
2024	1	1,384	$261M

Nearby 401(k) Plans in Colorado

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Flatiron Construction Corp. 401(k) Profit Sharing Plan vs. nearby 401(k) plans in Colorado, assets vs. participants

Davita Retirement Savings Plan $3.3B · 57,711
Ball Corporation 401(k) and Employee Stock Ownership Plan $2.8B · 10,349
Empower Retirement, LLC 401(k) Savings Plan $1.9B · 10,036
Woodward Retirement Savings Plan $1.8B · 5,847
Arcadis U.S., Inc. Retirement Savings Plan $1.7B · 5,491

Compare Flatiron Construction Corp. 401(k) Profi… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Flatiron Construction Corp. 401(k) Profit Sharing Plan by total assets, not by location.

Abbott Laboratories Stock Retirement Plan (Puerto Rico) (IL) $223M · 1,546
Nitto 401(k) Retirement Plan (NJ) $223M · 2,025
Nascar Employee 401 (K) Savings Plan (FL) $223M · 6,835
Lutheran Medical Center 401(k) Retirement Plan (NY) $223M · 1,002

Frequently Asked Questions

How did Flatiron Construction Corp. 401(k) Profit Sharing Plan assets move in 2023? ▼

Flatiron Construction Corp. 401(k) Profit Sharing Plan grew sharply - up 24.0% during 2023, from $180M to $223M. Reported net income was $43M.

How have Flatiron Construction Corp. plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Flatiron Construction Corp.'s sponsor-wide assets grew 45.2%, from $180M to $261M.

Where does Flatiron Construction Corp. 401(k) Profit Sharing Plan rank by assets among Form 5500 filers? ▼

Flatiron Construction Corp. 401(k) Profit Sharing Plan ranks in the 95th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).

Which 401(k) plans are similar in size to Flatiron Construction Corp. 401(k) Profit Sharing Plan? ▼

Among 401(k) plans in other states, the closest by assets is Abbott Laboratories Stock Retirement Plan (Puerto Rico) in IL ($223M, 1,546 participants).

Next read for Flatiron Construction Corp. 401(k) Profi…

Filing takeaways

Ways to act on Flatiron Construction Corp. 401(k) Profit Sharing Plan's numbers.

By total assets, Flatiron Construction Corp. 401(k) Profit Sharing Plan ranks in the top 5% of all filed plans by assets. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in Colorado. Compare plans
Flatiron Construction Corp.'s sponsor-wide assets have grown 45.2% since 2022 across 3 plan years on file. More Construction plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 043147491.