System One Holdings LLC
Plan context: System One Holdings LLC 401(K) Savings Plan
EIN 26-1614980 • Pittsburgh, PA • 38 filings • 9 plans
Current Snapshot
Latest Year
2025
2025 Participants
5,342
2025 Assets
$103,678,769
2025 Contributions
$13,582,535
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2025 | 1 | 5,342 | $0 | $0 | - |
| System One Holdings LLC Welfare Benefit Plan | - | 5,342 | - | - | - |
| 2024 | 2 | 8,326 | $103,678,769 | $13,582,535 | $1,631iApproximate average salary by contribution assumption: employee only about $40,783 at 4% or $27,189 at 6%; with 50% employer match about $27,189 at 4% or $18,126 at 6%; with 100% employer match about $20,392 at 4% or $13,594 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 8,326 | $103,678,769 | $13,582,535 | $1,631iApproximate average salary by contribution assumption: employee only about $40,783 at 4% or $27,189 at 6%; with 50% employer match about $27,189 at 4% or $18,126 at 6%; with 100% employer match about $20,392 at 4% or $13,594 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 5,930 | - | - | - |
| 2023 | 2 | 5,529 | $89,151,120 | $14,409,775 | $2,606iApproximate average salary by contribution assumption: employee only about $65,155 at 4% or $43,437 at 6%; with 50% employer match about $43,437 at 4% or $28,958 at 6%; with 100% employer match about $32,578 at 4% or $21,718 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 5,529 | $89,151,120 | $14,409,775 | $2,606iApproximate average salary by contribution assumption: employee only about $65,155 at 4% or $43,437 at 6%; with 50% employer match about $43,437 at 4% or $28,958 at 6%; with 100% employer match about $32,578 at 4% or $21,718 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 5,160 | - | - | - |
| 2022 | 2 | 6,552 | $71,365,452 | $12,241,240 | $1,868iApproximate average salary by contribution assumption: employee only about $46,708 at 4% or $31,139 at 6%; with 50% employer match about $31,139 at 4% or $20,759 at 6%; with 100% employer match about $23,354 at 4% or $15,569 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 6,552 | $71,365,452 | $12,241,240 | $1,868iApproximate average salary by contribution assumption: employee only about $46,708 at 4% or $31,139 at 6%; with 50% employer match about $31,139 at 4% or $20,759 at 6%; with 100% employer match about $23,354 at 4% or $15,569 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 5,530 | - | - | - |
| 2021 | 2 | 7,482 | $80,746,049 | $10,754,182 | $1,437iApproximate average salary by contribution assumption: employee only about $35,934 at 4% or $23,956 at 6%; with 50% employer match about $23,956 at 4% or $15,970 at 6%; with 100% employer match about $17,967 at 4% or $11,978 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 7,482 | $80,746,049 | $10,754,182 | $1,437iApproximate average salary by contribution assumption: employee only about $35,934 at 4% or $23,956 at 6%; with 50% employer match about $23,956 at 4% or $15,970 at 6%; with 100% employer match about $17,967 at 4% or $11,978 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 5,520 | - | - | - |
| 2020 | 2 | 5,630 | $72,090,169 | $8,102,405 | $1,439iApproximate average salary by contribution assumption: employee only about $35,979 at 4% or $23,986 at 6%; with 50% employer match about $23,986 at 4% or $15,991 at 6%; with 100% employer match about $17,989 at 4% or $11,993 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 3,816 | $72,090,169 | $8,102,405 | $2,123iApproximate average salary by contribution assumption: employee only about $53,082 at 4% or $35,388 at 6%; with 50% employer match about $35,388 at 4% or $23,592 at 6%; with 100% employer match about $26,541 at 4% or $17,694 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 5,630 | - | - | - |
| 2019 | 2 | 5,379 | $62,763,646 | $8,780,007 | $1,632iApproximate average salary by contribution assumption: employee only about $40,807 at 4% or $27,205 at 6%; with 50% employer match about $27,205 at 4% or $18,136 at 6%; with 100% employer match about $20,403 at 4% or $13,602 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 3,473 | $62,763,646 | $8,780,007 | $2,528iApproximate average salary by contribution assumption: employee only about $63,202 at 4% or $42,135 at 6%; with 50% employer match about $42,135 at 4% or $28,090 at 6%; with 100% employer match about $31,601 at 4% or $21,067 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 5,379 | - | - | - |
| 2018 | 3 | 3,666 | $46,267,630 | $8,279,723 | $2,259iApproximate average salary by contribution assumption: employee only about $56,463 at 4% or $37,642 at 6%; with 50% employer match about $37,642 at 4% or $25,095 at 6%; with 100% employer match about $28,231 at 4% or $18,821 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 3,666 | $46,267,630 | $8,279,723 | $2,259iApproximate average salary by contribution assumption: employee only about $56,463 at 4% or $37,642 at 6%; with 50% employer match about $37,642 at 4% or $25,095 at 6%; with 100% employer match about $28,231 at 4% or $18,821 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 3,661 | - | - | - |
| TEAMPEOPLE A DIVISION OF SYSTEM ONE WELFARE BENEFIT PLAN | - | 521 | - | - | - |
| 2017 | 3 | 2,987 | $44,221,182 | $4,914,228 | $1,645iApproximate average salary by contribution assumption: employee only about $41,130 at 4% or $27,420 at 6%; with 50% employer match about $27,420 at 4% or $18,280 at 6%; with 100% employer match about $20,565 at 4% or $13,710 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 2,987 | $44,221,182 | $4,914,228 | $1,645iApproximate average salary by contribution assumption: employee only about $41,130 at 4% or $27,420 at 6%; with 50% employer match about $27,420 at 4% or $18,280 at 6%; with 100% employer match about $20,565 at 4% or $13,710 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 1,948 | - | - | - |
| System One Holdings LLC Welfare Benefit Plan | - | 0 | - | - | - |
| 2016 | 2 | 3,592 | $41,070,627 | $5,910,591 | $1,645iApproximate average salary by contribution assumption: employee only about $41,137 at 4% or $27,425 at 6%; with 50% employer match about $27,425 at 4% or $18,283 at 6%; with 100% employer match about $20,569 at 4% or $13,712 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 3,592 | $41,070,627 | $5,910,591 | $1,645iApproximate average salary by contribution assumption: employee only about $41,137 at 4% or $27,425 at 6%; with 50% employer match about $27,425 at 4% or $18,283 at 6%; with 100% employer match about $20,569 at 4% or $13,712 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 1,508 | - | - | - |
| 2015 | 2 | 6,773 | $40,872,214 | $6,842,590 | $1,010iApproximate average salary by contribution assumption: employee only about $25,257 at 4% or $16,838 at 6%; with 50% employer match about $16,838 at 4% or $11,225 at 6%; with 100% employer match about $12,628 at 4% or $8,419 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 3,254 | $40,872,214 | $6,842,590 | $2,103iApproximate average salary by contribution assumption: employee only about $52,571 at 4% or $35,047 at 6%; with 50% employer match about $35,047 at 4% or $23,365 at 6%; with 100% employer match about $26,285 at 4% or $17,524 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 6,773 | - | - | - |
| 2014 | 2 | 6,023 | $40,868,163 | $7,320,945 | $1,215iApproximate average salary by contribution assumption: employee only about $30,387 at 4% or $20,258 at 6%; with 50% employer match about $20,258 at 4% or $13,506 at 6%; with 100% employer match about $15,194 at 4% or $10,129 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 2,870 | $40,868,163 | $7,320,945 | $2,551iApproximate average salary by contribution assumption: employee only about $63,771 at 4% or $42,514 at 6%; with 50% employer match about $42,514 at 4% or $28,343 at 6%; with 100% employer match about $31,886 at 4% or $21,257 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 6,023 | - | - | - |
| 2013 | 2 | 3,693 | $35,913,039 | $7,803,258 | $2,113iApproximate average salary by contribution assumption: employee only about $52,825 at 4% or $35,216 at 6%; with 50% employer match about $35,216 at 4% or $23,478 at 6%; with 100% employer match about $26,412 at 4% or $17,608 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 1,946 | $35,913,039 | $7,803,258 | $4,010iApproximate average salary by contribution assumption: employee only about $100,247 at 4% or $66,832 at 6%; with 50% employer match about $66,832 at 4% or $44,554 at 6%; with 100% employer match about $50,124 at 4% or $33,416 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 3,693 | - | - | - |
| 2012 | 4 | 3,092 | $26,412,091 | $4,931,012 | $1,595iApproximate average salary by contribution assumption: employee only about $39,869 at 4% or $26,579 at 6%; with 50% employer match about $26,579 at 4% or $17,720 at 6%; with 100% employer match about $19,935 at 4% or $13,290 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 1,860 | $26,412,091 | $4,931,012 | $2,651iApproximate average salary by contribution assumption: employee only about $66,277 at 4% or $44,185 at 6%; with 50% employer match about $44,185 at 4% or $29,456 at 6%; with 100% employer match about $33,139 at 4% or $22,092 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 108 | - | - | - |
| System One Holdings LLC Welfare Benefit Plan | - | 76 | - | - | - |
| System One Holdings LLC Welfare Benefit Plan | - | 3,092 | - | - | - |
| 2011 | 2 | 2,532 | $21,147,964 | $4,124,988 | $1,629iApproximate average salary by contribution assumption: employee only about $40,729 at 4% or $27,152 at 6%; with 50% employer match about $27,152 at 4% or $18,102 at 6%; with 100% employer match about $20,364 at 4% or $13,576 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 2,532 | $21,147,964 | $4,124,988 | $1,629iApproximate average salary by contribution assumption: employee only about $40,729 at 4% or $27,152 at 6%; with 50% employer match about $27,152 at 4% or $18,102 at 6%; with 100% employer match about $20,364 at 4% or $13,576 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 2,082 | - | - | - |
| 2010 | 1 | 2,156 | $19,558,547 | $4,911,257 | $2,278iApproximate average salary by contribution assumption: employee only about $56,949 at 4% or $37,966 at 6%; with 50% employer match about $37,966 at 4% or $25,311 at 6%; with 100% employer match about $28,474 at 4% or $18,983 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 2,156 | $19,558,547 | $4,911,257 | $2,278iApproximate average salary by contribution assumption: employee only about $56,949 at 4% or $37,966 at 6%; with 50% employer match about $37,966 at 4% or $25,311 at 6%; with 100% employer match about $28,474 at 4% or $18,983 at 6%. |
| 2009 | 2 | 2,082 | $14,167,937 | $3,275,641 | $1,573iApproximate average salary by contribution assumption: employee only about $39,333 at 4% or $26,222 at 6%; with 50% employer match about $26,222 at 4% or $17,481 at 6%; with 100% employer match about $19,666 at 4% or $13,111 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 1,544 | $14,167,937 | $3,275,641 | $2,122iApproximate average salary by contribution assumption: employee only about $53,038 at 4% or $35,359 at 6%; with 50% employer match about $35,359 at 4% or $23,573 at 6%; with 100% employer match about $26,519 at 4% or $17,679 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 2,082 | - | - | - |
| 2008 | 2 | 1,781 | $9,260,691 | $2,669,925 | $1,499iApproximate average salary by contribution assumption: employee only about $37,478 at 4% or $24,985 at 6%; with 50% employer match about $24,985 at 4% or $16,657 at 6%; with 100% employer match about $18,739 at 4% or $12,493 at 6%. |
| System One Holdings LLC 401(K) Savings Plan | - | 1,781 | $9,260,691 | $2,669,925 | $1,499iApproximate average salary by contribution assumption: employee only about $37,478 at 4% or $24,985 at 6%; with 50% employer match about $24,985 at 4% or $16,657 at 6%; with 100% employer match about $18,739 at 4% or $12,493 at 6%. |
| System One Holdings LLC Welfare Benefit Plan | - | 694 | - | - | - |