WILLIAM J. LEWIS, D.D.S.
Plan context: WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN
EIN 20-4256497 • Chelmsford, MA • 18 filings • 3 plans
Current Snapshot
Latest Year
2025
2025 Participants
4
2025 Assets
$70,285
2025 Contributions
$50,543
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 | 4 | $70,285 | $50,543 | $12,636iApproximate average salary by contribution assumption: employee only about $315,894 at 4% or $210,596 at 6%; with 50% employer match about $210,596 at 4% or $140,397 at 6%; with 100% employer match about $157,947 at 4% or $105,298 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 4 | $70,285 | $50,543 | $12,636iApproximate average salary by contribution assumption: employee only about $315,894 at 4% or $210,596 at 6%; with 50% employer match about $210,596 at 4% or $140,397 at 6%; with 100% employer match about $157,947 at 4% or $105,298 at 6%. |
| 2024 | 1 | 4 | $59,435 | $45,386 | $11,347iApproximate average salary by contribution assumption: employee only about $283,663 at 4% or $189,108 at 6%; with 50% employer match about $189,108 at 4% or $126,072 at 6%; with 100% employer match about $141,831 at 4% or $94,554 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 4 | $59,435 | $45,386 | $11,347iApproximate average salary by contribution assumption: employee only about $283,663 at 4% or $189,108 at 6%; with 50% employer match about $189,108 at 4% or $126,072 at 6%; with 100% employer match about $141,831 at 4% or $94,554 at 6%. |
| 2023 | 1 | 4 | $677,015 | $37,798 | $9,450iApproximate average salary by contribution assumption: employee only about $236,238 at 4% or $157,492 at 6%; with 50% employer match about $157,492 at 4% or $104,994 at 6%; with 100% employer match about $118,119 at 4% or $78,746 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 4 | $677,015 | $37,798 | $9,450iApproximate average salary by contribution assumption: employee only about $236,238 at 4% or $157,492 at 6%; with 50% employer match about $157,492 at 4% or $104,994 at 6%; with 100% employer match about $118,119 at 4% or $78,746 at 6%. |
| 2022 | 1 | 4 | $842,685 | $33,718 | $8,430iApproximate average salary by contribution assumption: employee only about $210,738 at 4% or $140,492 at 6%; with 50% employer match about $140,492 at 4% or $93,661 at 6%; with 100% employer match about $105,369 at 4% or $70,246 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 4 | $842,685 | $33,718 | $8,430iApproximate average salary by contribution assumption: employee only about $210,738 at 4% or $140,492 at 6%; with 50% employer match about $140,492 at 4% or $93,661 at 6%; with 100% employer match about $105,369 at 4% or $70,246 at 6%. |
| 2021 | 1 | 4 | $1,286,590 | $31,678 | $7,920iApproximate average salary by contribution assumption: employee only about $197,988 at 4% or $131,992 at 6%; with 50% employer match about $131,992 at 4% or $87,994 at 6%; with 100% employer match about $98,994 at 4% or $65,996 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 4 | $1,286,590 | $31,678 | $7,920iApproximate average salary by contribution assumption: employee only about $197,988 at 4% or $131,992 at 6%; with 50% employer match about $131,992 at 4% or $87,994 at 6%; with 100% employer match about $98,994 at 4% or $65,996 at 6%. |
| 2020 | 1 | 4 | $1,394,286 | $27,924 | $6,981iApproximate average salary by contribution assumption: employee only about $174,525 at 4% or $116,350 at 6%; with 50% employer match about $116,350 at 4% or $77,567 at 6%; with 100% employer match about $87,263 at 4% or $58,175 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 4 | $1,394,286 | $27,924 | $6,981iApproximate average salary by contribution assumption: employee only about $174,525 at 4% or $116,350 at 6%; with 50% employer match about $116,350 at 4% or $77,567 at 6%; with 100% employer match about $87,263 at 4% or $58,175 at 6%. |
| 2019 | 1 | 2 | $1,319,850 | $29,771 | $14,886iApproximate average salary by contribution assumption: employee only about $372,138 at 4% or $248,092 at 6%; with 50% employer match about $248,092 at 4% or $165,394 at 6%; with 100% employer match about $186,069 at 4% or $124,046 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 2 | $1,319,850 | $29,771 | $14,886iApproximate average salary by contribution assumption: employee only about $372,138 at 4% or $248,092 at 6%; with 50% employer match about $248,092 at 4% or $165,394 at 6%; with 100% employer match about $186,069 at 4% or $124,046 at 6%. |
| 2018 | 1 | 4 | $1,231,924 | $53,100 | $13,275iApproximate average salary by contribution assumption: employee only about $331,875 at 4% or $221,250 at 6%; with 50% employer match about $221,250 at 4% or $147,500 at 6%; with 100% employer match about $165,938 at 4% or $110,625 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 4 | $1,231,924 | $53,100 | $13,275iApproximate average salary by contribution assumption: employee only about $331,875 at 4% or $221,250 at 6%; with 50% employer match about $221,250 at 4% or $147,500 at 6%; with 100% employer match about $165,938 at 4% or $110,625 at 6%. |
| 2017 | 1 | 4 | $1,254,380 | $55,805 | $13,951iApproximate average salary by contribution assumption: employee only about $348,781 at 4% or $232,521 at 6%; with 50% employer match about $232,521 at 4% or $155,014 at 6%; with 100% employer match about $174,391 at 4% or $116,260 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 4 | $1,254,380 | $55,805 | $13,951iApproximate average salary by contribution assumption: employee only about $348,781 at 4% or $232,521 at 6%; with 50% employer match about $232,521 at 4% or $155,014 at 6%; with 100% employer match about $174,391 at 4% or $116,260 at 6%. |
| 2016 | 1 | 2 | $1,161,922 | $52,600 | $26,300iApproximate average salary by contribution assumption: employee only about $657,500 at 4% or $438,333 at 6%; with 50% employer match about $438,333 at 4% or $292,222 at 6%; with 100% employer match about $328,750 at 4% or $219,167 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 2 | $1,161,922 | $52,600 | $26,300iApproximate average salary by contribution assumption: employee only about $657,500 at 4% or $438,333 at 6%; with 50% employer match about $438,333 at 4% or $292,222 at 6%; with 100% employer match about $328,750 at 4% or $219,167 at 6%. |
| 2015 | 1 | 2 | $1,050,896 | $53,150 | $26,575iApproximate average salary by contribution assumption: employee only about $664,375 at 4% or $442,917 at 6%; with 50% employer match about $442,917 at 4% or $295,278 at 6%; with 100% employer match about $332,188 at 4% or $221,458 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 2 | $1,050,896 | $53,150 | $26,575iApproximate average salary by contribution assumption: employee only about $664,375 at 4% or $442,917 at 6%; with 50% employer match about $442,917 at 4% or $295,278 at 6%; with 100% employer match about $332,188 at 4% or $221,458 at 6%. |
| 2014 | 1 | 5 | $1,024,122 | $28,665 | $5,733iApproximate average salary by contribution assumption: employee only about $143,325 at 4% or $95,550 at 6%; with 50% employer match about $95,550 at 4% or $63,700 at 6%; with 100% employer match about $71,663 at 4% or $47,775 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 5 | $1,024,122 | $28,665 | $5,733iApproximate average salary by contribution assumption: employee only about $143,325 at 4% or $95,550 at 6%; with 50% employer match about $95,550 at 4% or $63,700 at 6%; with 100% employer match about $71,663 at 4% or $47,775 at 6%. |
| 2013 | 1 | 5 | $1,091,784 | $26,650 | $5,330iApproximate average salary by contribution assumption: employee only about $133,250 at 4% or $88,833 at 6%; with 50% employer match about $88,833 at 4% or $59,222 at 6%; with 100% employer match about $66,625 at 4% or $44,417 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401(K) PROFIT SHARING PLAN | - | 5 | $1,091,784 | $26,650 | $5,330iApproximate average salary by contribution assumption: employee only about $133,250 at 4% or $88,833 at 6%; with 50% employer match about $88,833 at 4% or $59,222 at 6%; with 100% employer match about $66,625 at 4% or $44,417 at 6%. |
| 2012 | 1 | 5 | $833,249 | $28,550 | $5,710iApproximate average salary by contribution assumption: employee only about $142,750 at 4% or $95,167 at 6%; with 50% employer match about $95,167 at 4% or $63,444 at 6%; with 100% employer match about $71,375 at 4% or $47,583 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401K PROFIT SHARING PLAN | - | 5 | $833,249 | $28,550 | $5,710iApproximate average salary by contribution assumption: employee only about $142,750 at 4% or $95,167 at 6%; with 50% employer match about $95,167 at 4% or $63,444 at 6%; with 100% employer match about $71,375 at 4% or $47,583 at 6%. |
| 2011 | 1 | 5 | $715,443 | $29,137 | $5,827iApproximate average salary by contribution assumption: employee only about $145,685 at 4% or $97,123 at 6%; with 50% employer match about $97,123 at 4% or $64,749 at 6%; with 100% employer match about $72,843 at 4% or $48,562 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401K PROFI SHARING PLAN | - | 5 | $715,443 | $29,137 | $5,827iApproximate average salary by contribution assumption: employee only about $145,685 at 4% or $97,123 at 6%; with 50% employer match about $97,123 at 4% or $64,749 at 6%; with 100% employer match about $72,843 at 4% or $48,562 at 6%. |
| 2010 | 1 | 5 | $735,436 | $31,352 | $6,270iApproximate average salary by contribution assumption: employee only about $156,760 at 4% or $104,507 at 6%; with 50% employer match about $104,507 at 4% or $69,671 at 6%; with 100% employer match about $78,380 at 4% or $52,253 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401K PROFI SHARING PLAN | - | 5 | $735,436 | $31,352 | $6,270iApproximate average salary by contribution assumption: employee only about $156,760 at 4% or $104,507 at 6%; with 50% employer match about $104,507 at 4% or $69,671 at 6%; with 100% employer match about $78,380 at 4% or $52,253 at 6%. |
| 2009 | 1 | 4 | $611,997 | $29,076 | $7,269iApproximate average salary by contribution assumption: employee only about $181,725 at 4% or $121,150 at 6%; with 50% employer match about $121,150 at 4% or $80,767 at 6%; with 100% employer match about $90,863 at 4% or $60,575 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401K PROFI SHARING PLAN | - | 4 | $611,997 | $29,076 | $7,269iApproximate average salary by contribution assumption: employee only about $181,725 at 4% or $121,150 at 6%; with 50% employer match about $121,150 at 4% or $80,767 at 6%; with 100% employer match about $90,863 at 4% or $60,575 at 6%. |
| 2008 | 1 | 4 | $463,603 | $27,925 | $6,981iApproximate average salary by contribution assumption: employee only about $174,531 at 4% or $116,354 at 6%; with 50% employer match about $116,354 at 4% or $77,569 at 6%; with 100% employer match about $87,266 at 4% or $58,177 at 6%. |
| WILLIAM J. LEWIS, D.D.S. 401K PROFIT SHARING PLAN | - | 4 | $463,603 | $27,925 | $6,981iApproximate average salary by contribution assumption: employee only about $174,531 at 4% or $116,354 at 6%; with 50% employer match about $116,354 at 4% or $77,569 at 6%; with 100% employer match about $87,266 at 4% or $58,177 at 6%. |