How big is Summit Materials LLC's plan?

Summit Materials LLC's plan reported $468.9M in assets and 6,565 participants for 2024.

Original filing (PDF)20251008141300NAL0003072003001

Summit Materials LLC

Name: Summit Materials LLC — Summit Materials 401(k), Form 5500 (2024)
Creator: Summit Materials LLC
License: https://www.usa.gov/government-works

Form 5500

FILING_RECEIVED

Summit Materials 401(k) Retirement Plan

401(k) retirement plan · Summit Materials LLC's Summit Materials 401(k) Retirement Plan held $468.9M in plan assets for 6,565 participants in 2024, with Empower as recordkeeper.

Signals · 2

Late participant contributionsCorrective distributions issued

Active participants

6,565

Accounts w/ balance

7,243

Plan assets (EOY)

$468.9M

Net assets (EOY)

$468.9M

People on this filing

Brandon Gifford signed Summit Materials LLC's 2024 Form 5500 as plan administrator.

Brandon Gifford — Plan Administrator — Form 5500 signer

Get verified email & phone for these signers

Signer names are public record from the Form 5500 e-signature.

Plan identifiers

Summit Materials LLC's EIN is 26-4138486.

EIN 26-4138486

Plan number 002

Plan year 2024

ACK ID 20251008141300NAL0003072003001

Official Form 5500 document

Download the official 2024 Form 5500 (PDF) for Summit Materials LLC from the U.S. Department of Labor's EFAST2 system.

Download the official 2024 Form 5500 (PDF)

Plan features

Summit Materials LLC's plan includes profit-sharing, ERISA 404(c) participant direction, a 401(k) feature, a self-directed brokerage window, automatic enrollment, a default investment (QDIA).

Decision-maker contacts

One unlock reveals every key decision-maker — plan signer, CFO, HR & Benefits — with verified email + LinkedIn for SUMMIT MATERIALS LLC.

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How this plan invests

This plan

34 securities

funds · stocks · CUSIPs

Holdings are itemized directly on this plan's Schedule of Assets, below.

Plan health score

Above-average plan

Directional indicator from public Form 5500 data — compliance & integrity, total plan cost, participant health and vendor stack, benchmarked against same-size peers. Not a fiduciary tool.

Compliance & integrity

Total plan cost

Plan health

Vendor & structure

100

Knocking points off

Delinquent participant contributions reported (Schedule H 4a) — 0K (0% of contributions).
Corrective distributions issued (likely failed ADP/ACP testing).
Low account-holder ratio — balance-holders per active participant in the bottom quartile of peers (24th percentile).

Plan sponsor

Name

SUMMIT MATERIALS LLC

EIN

all filings

Address

1801 CALIFORNIA STREET, SUITE 3500 · DENVER, CO · 80202

Phone

(720) 633-3012

Industry

Construction

Plan administrator

Same as plan sponsor.

Plan characteristics

Plan number

002

Plan year

2024

Plan year begin

2024-01-01

Tax period

2024-12-31

Filed

2025-10-08

Pension benefit codes

2E · Profit-sharing

2F · ERISA section 404(c)

2G · Total participant-directed accounts

2J · 401(k) feature

2K · 401(m) arrangement

2R · Participant-directed brokerage (SDBA)

2S · Automatic enrollment

2T · Default investment account (QDIA)

Service providers (Schedule C)

4 rows

Recordkeeper

Name	EIN	Location	Relation	Direct comp	Indirect comp
EMPOWER ADVISORY GROUP, LLC	—	GREENWOOD VILLAGE, CO	NONE	$273K	—
EMPOWER ANNUITY INSURANCE COMPANY	—	GREENWOOD VILLAGE, CO	NONE	$262K	—

Other service providers

Name	EIN	Location	Relation	Direct comp	Indirect comp
BDO USA, LLP

Investments

34 direct securities· $434.9M(93% of reported assets)

Mutual Funds

$357.7M

22 holdings

Other securities

$54.1M

9 holdings

Common Stocks

$15.7M

2 holdings

Participant loans

$7.4M

1 holding

					% of plan
Vanguard Target Retirement 2035 Inv	Mutual Funds	—	—	$58.3M	12.4%
Vanguard Target Retirement 2030 Inv	Mutual Funds	—	—	$43.8M	9.3%
Vanguard Target Retirement 2045 Inv	Mutual Funds	—	—	$34.3M	7.3%
Vanguard Target Retirement 2025 Inv	Mutual Funds	—	—	$33.6M	7.2%
Vanguard Target Retirement 2040 Inv	Mutual Funds	—	—	$32.7M	7.0%
Vanguard Institutional Index Instl	Mutual Funds	—	—	$28.3M	6.0%
JP Morgan Large Cap Growth R6	Other securities	—	—	$18.8M	4.0%
Empower Annuity Insurance Company of America	Common Stocks	—	—	$15.6M	3.3%
Vanguard Target Retirement 2050 Inv	Mutual Funds	—	—	$15.2M	3.2%
Vanguard Target Retirement 2055 Inv	Mutual Funds	—	—	$15.0M	3.2%
Fidelity Advisor International Discv Z	Mutual Funds	—	—	$10.9M	2.3%
Vanguard International stock Index Admiral	Mutual Funds	—	—	$10.4M	2.2%
American Funds Income Fund of America R6	Mutual Funds	—	—	$10.0M	2.1%
Columbia Dividend Income Instl 3	Other securities	—	—	$9.9M	2.1%
Vanguard Small Cap Index Instl	Mutual Funds	—	—	$9.4M	2.0%
Vanguard Mid Cap Index Ins	Mutual Funds	—	—	$9.1M	1.9%
Vanguard Bond Market Index Admiral	Mutual Funds	—	—	$8.6M	1.8%
Pioneer Bond K	Other securities	—	—	$8.4M	1.8%
Vanguard Target Retirement 2020 Inv	Mutual Funds	—	—	$8.4M	1.8%
Vanguard Target Retirement 2060 Inv	Mutual Funds	—	—	$8.1M	1.7%
Participant Loans	Participant loans	—	—	$7.4M	1.6%
Janus Henderson Triton N	Mutual Funds	—	—	$5.0M	1.1%
Vanguard Target Retirement 2065 Inv	Mutual Funds	—	—	$4.7M	1.0%
Pioneer Strategic Income K	Other securities	—	—	$4.2M	0.9%
American Funds New World R6	Mutual Funds	—	—	$4.1M	0.9%
Vanguard Target Retirement Income Inv	Mutual Funds	—	—	$3.7M	0.8%
BlackRock Inflation Protected Bond K	Other securities	—	—	$3.7M	0.8%
MFS Mid Cap Value R6	Mutual Funds	—	—	$3.4M	0.7%
T. Rowe T. Rowe Price Instl Mid-Cap Equity Gr	Other securities	—	—	$3.2M	0.7%
Undiscovered Mgrs Behavioral Value R6	Other securities	—	—	$2.7M	0.6%
American Century Real Estate R6	Other securities	—	—	$2.7M	0.6%
Vanguard Target Retirement 2070 Inv	Mutual Funds	—	—	$784K	0.2%
Various	Other securities	—	—	$661K	0.1%
Empower Annuity Insurance Company of America	Common Stocks	—	—	$112K	<0.1%