Fusion Engineering LLC
Plan context: Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust
EIN 45-1833810 • Naperville, IL • 18 filings • 4 plans
Current Snapshot
Latest Year
2025
2025 Participants
26
2025 Assets
$7,155,492
2025 Contributions
$823,779
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 | 26 | $7,155,492 | $823,779 | $31,684iApproximate average salary by contribution assumption: employee only about $792,095 at 4% or $528,063 at 6%; with 50% employer match about $528,063 at 4% or $352,042 at 6%; with 100% employer match about $396,048 at 4% or $264,032 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 26 | $7,155,492 | $823,779 | $31,684iApproximate average salary by contribution assumption: employee only about $792,095 at 4% or $528,063 at 6%; with 50% employer match about $528,063 at 4% or $352,042 at 6%; with 100% employer match about $396,048 at 4% or $264,032 at 6%. |
| 2024 | 1 | 21 | $5,468,062 | $1,379,583 | $65,694iApproximate average salary by contribution assumption: employee only about $1,642,361 at 4% or $1,094,907 at 6%; with 50% employer match about $1,094,907 at 4% or $729,938 at 6%; with 100% employer match about $821,180 at 4% or $547,454 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 21 | $5,468,062 | $1,379,583 | $65,694iApproximate average salary by contribution assumption: employee only about $1,642,361 at 4% or $1,094,907 at 6%; with 50% employer match about $1,094,907 at 4% or $729,938 at 6%; with 100% employer match about $821,180 at 4% or $547,454 at 6%. |
| 2023 | 1 | 19 | $3,531,121 | $440,627 | $23,191iApproximate average salary by contribution assumption: employee only about $579,772 at 4% or $386,515 at 6%; with 50% employer match about $386,515 at 4% or $257,677 at 6%; with 100% employer match about $289,886 at 4% or $193,257 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 19 | $3,531,121 | $440,627 | $23,191iApproximate average salary by contribution assumption: employee only about $579,772 at 4% or $386,515 at 6%; with 50% employer match about $386,515 at 4% or $257,677 at 6%; with 100% employer match about $289,886 at 4% or $193,257 at 6%. |
| 2022 | 1 | 19 | $2,604,852 | $392,389 | $20,652iApproximate average salary by contribution assumption: employee only about $516,301 at 4% or $344,201 at 6%; with 50% employer match about $344,201 at 4% or $229,467 at 6%; with 100% employer match about $258,151 at 4% or $172,100 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 19 | $2,604,852 | $392,389 | $20,652iApproximate average salary by contribution assumption: employee only about $516,301 at 4% or $344,201 at 6%; with 50% employer match about $344,201 at 4% or $229,467 at 6%; with 100% employer match about $258,151 at 4% or $172,100 at 6%. |
| 2021 | 1 | 19 | $2,733,466 | $362,485 | $19,078iApproximate average salary by contribution assumption: employee only about $476,954 at 4% or $317,969 at 6%; with 50% employer match about $317,969 at 4% or $211,980 at 6%; with 100% employer match about $238,477 at 4% or $158,985 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 19 | $2,733,466 | $362,485 | $19,078iApproximate average salary by contribution assumption: employee only about $476,954 at 4% or $317,969 at 6%; with 50% employer match about $317,969 at 4% or $211,980 at 6%; with 100% employer match about $238,477 at 4% or $158,985 at 6%. |
| 2020 | 1 | 18 | $2,062,282 | $507,141 | $28,175iApproximate average salary by contribution assumption: employee only about $704,363 at 4% or $469,575 at 6%; with 50% employer match about $469,575 at 4% or $313,050 at 6%; with 100% employer match about $352,181 at 4% or $234,788 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 18 | $2,062,282 | $507,141 | $28,175iApproximate average salary by contribution assumption: employee only about $704,363 at 4% or $469,575 at 6%; with 50% employer match about $469,575 at 4% or $313,050 at 6%; with 100% employer match about $352,181 at 4% or $234,788 at 6%. |
| 2019 | 2 | 14 | $1,316,874 | $191,893 | $13,707iApproximate average salary by contribution assumption: employee only about $342,666 at 4% or $228,444 at 6%; with 50% employer match about $228,444 at 4% or $152,296 at 6%; with 100% employer match about $171,333 at 4% or $114,222 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 14 | $1,316,874 | $191,893 | $13,707iApproximate average salary by contribution assumption: employee only about $342,666 at 4% or $228,444 at 6%; with 50% employer match about $228,444 at 4% or $152,296 at 6%; with 100% employer match about $171,333 at 4% or $114,222 at 6%. |
| CAULFIELD ENGINEERING, LLC CASH BALANCE PENSION PLAN & TRUST | - | 0 | $0 | - | - |
| 2018 | 2 | 16 | $1,628,783 | $174,310 | $10,894iApproximate average salary by contribution assumption: employee only about $272,359 at 4% or $181,573 at 6%; with 50% employer match about $181,573 at 4% or $121,049 at 6%; with 100% employer match about $136,180 at 4% or $90,786 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 16 | $1,029,834 | $174,310 | $10,894iApproximate average salary by contribution assumption: employee only about $272,359 at 4% or $181,573 at 6%; with 50% employer match about $181,573 at 4% or $121,049 at 6%; with 100% employer match about $136,180 at 4% or $90,786 at 6%. |
| CAULFIELD ENGINEERING, LLC CASH BALANCE PENSION PLAN & TRUST | - | 1 | $598,949 | $0 | - |
| 2017 | 2 | 13 | $1,528,799 | $189,682 | $14,591iApproximate average salary by contribution assumption: employee only about $364,773 at 4% or $243,182 at 6%; with 50% employer match about $243,182 at 4% or $162,121 at 6%; with 100% employer match about $182,387 at 4% or $121,591 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 13 | $893,685 | $189,682 | $14,591iApproximate average salary by contribution assumption: employee only about $364,773 at 4% or $243,182 at 6%; with 50% employer match about $243,182 at 4% or $162,121 at 6%; with 100% employer match about $182,387 at 4% or $121,591 at 6%. |
| CAULFIELD ENGINEERING, LLC CASH BALANCE PENSION PLAN & TRUST | - | 10 | $635,114 | $0 | - |
| 2016 | 2 | 12 | $1,152,528 | $130,227 | $10,852iApproximate average salary by contribution assumption: employee only about $271,306 at 4% or $180,871 at 6%; with 50% employer match about $180,871 at 4% or $120,581 at 6%; with 100% employer match about $135,653 at 4% or $90,435 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 12 | $584,854 | $127,727 | $10,644iApproximate average salary by contribution assumption: employee only about $266,098 at 4% or $177,399 at 6%; with 50% employer match about $177,399 at 4% or $118,266 at 6%; with 100% employer match about $133,049 at 4% or $88,699 at 6%. |
| CAULFIELD ENGINEERING, LLC CASH BALANCE PENSION PLAN & TRUST | - | 10 | $567,674 | $2,500 | $250iApproximate average salary by contribution assumption: employee only about $6,250 at 4% or $4,167 at 6%; with 50% employer match about $4,167 at 4% or $2,778 at 6%; with 100% employer match about $3,125 at 4% or $2,083 at 6%. |
| 2015 | 2 | 12 | $938,427 | $611,119 | $50,927iApproximate average salary by contribution assumption: employee only about $1,273,165 at 4% or $848,776 at 6%; with 50% employer match about $848,776 at 4% or $565,851 at 6%; with 100% employer match about $636,582 at 4% or $424,388 at 6%. |
| CAULFIELD ENGINEERING, LLC CASH BALANCE PENSION PLAN & TRUST | - | 4 | $522,565 | $290,351 | $72,588iApproximate average salary by contribution assumption: employee only about $1,814,694 at 4% or $1,209,796 at 6%; with 50% employer match about $1,209,796 at 4% or $806,531 at 6%; with 100% employer match about $907,347 at 4% or $604,898 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 12 | $415,862 | $320,768 | $26,731iApproximate average salary by contribution assumption: employee only about $668,267 at 4% or $445,511 at 6%; with 50% employer match about $445,511 at 4% or $297,007 at 6%; with 100% employer match about $334,133 at 4% or $222,756 at 6%. |
| 2014 | 2 | 12 | $350,630 | $350,630 | $29,219iApproximate average salary by contribution assumption: employee only about $730,479 at 4% or $486,986 at 6%; with 50% employer match about $486,986 at 4% or $324,657 at 6%; with 100% employer match about $365,240 at 4% or $243,493 at 6%. |
| CAULFIELD ENGINEERING, LLC CASH BALANCE PENSION PLAN & TRUST | - | 1 | $252,757 | $252,757 | $252,757iApproximate average salary by contribution assumption: employee only about $6,318,925 at 4% or $4,212,617 at 6%; with 50% employer match about $4,212,617 at 4% or $2,808,411 at 6%; with 100% employer match about $3,159,463 at 4% or $2,106,308 at 6%. |
| Fusion Engineering LLC 401(K) Profit Sharing Plan & Trust | - | 12 | $97,873 | $97,873 | $8,156iApproximate average salary by contribution assumption: employee only about $203,902 at 4% or $135,935 at 6%; with 50% employer match about $135,935 at 4% or $90,623 at 6%; with 100% employer match about $101,951 at 4% or $67,967 at 6%. |