Thompson Waterproofing Inc.
Plan context: Thompson Waterproofing Inc. 401(K) Retirement Plan
EIN 04-3119952 • Quincy, MA • 34 filings • 4 plans
Current Snapshot
Latest Year
2024
2024 Participants
21
2024 Assets
$2,365,686
2024 Contributions
$31,282
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 |
|---|---|---|---|---|---|
| 2024 | 1 | 0 | $0 | $31,282 | - |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 0 | $0 | $31,282 | - |
| 2023 | 1 | 21 | $2,365,686 | $101,060 | $4,812iApproximate average salary by contribution assumption: employee only about $120,310 at 4% or $80,206 at 6%; with 50% employer match about $80,206 at 4% or $53,471 at 6%; with 100% employer match about $60,155 at 4% or $40,103 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 21 | $2,365,686 | $101,060 | $4,812iApproximate average salary by contribution assumption: employee only about $120,310 at 4% or $80,206 at 6%; with 50% employer match about $80,206 at 4% or $53,471 at 6%; with 100% employer match about $60,155 at 4% or $40,103 at 6%. |
| 2022 | 1 | 28 | $2,306,089 | $172,713 | $6,168iApproximate average salary by contribution assumption: employee only about $154,208 at 4% or $102,805 at 6%; with 50% employer match about $102,805 at 4% or $68,537 at 6%; with 100% employer match about $77,104 at 4% or $51,403 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 28 | $2,306,089 | $172,713 | $6,168iApproximate average salary by contribution assumption: employee only about $154,208 at 4% or $102,805 at 6%; with 50% employer match about $102,805 at 4% or $68,537 at 6%; with 100% employer match about $77,104 at 4% or $51,403 at 6%. |
| 2021 | 1 | 25 | $2,603,098 | $158,937 | $6,357iApproximate average salary by contribution assumption: employee only about $158,937 at 4% or $105,958 at 6%; with 50% employer match about $105,958 at 4% or $70,639 at 6%; with 100% employer match about $79,469 at 4% or $52,979 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 25 | $2,603,098 | $158,937 | $6,357iApproximate average salary by contribution assumption: employee only about $158,937 at 4% or $105,958 at 6%; with 50% employer match about $105,958 at 4% or $70,639 at 6%; with 100% employer match about $79,469 at 4% or $52,979 at 6%. |
| 2020 | 1 | 26 | $2,328,935 | $322,040 | $12,386iApproximate average salary by contribution assumption: employee only about $309,654 at 4% or $206,436 at 6%; with 50% employer match about $206,436 at 4% or $137,624 at 6%; with 100% employer match about $154,827 at 4% or $103,218 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 26 | $2,328,935 | $322,040 | $12,386iApproximate average salary by contribution assumption: employee only about $309,654 at 4% or $206,436 at 6%; with 50% employer match about $206,436 at 4% or $137,624 at 6%; with 100% employer match about $154,827 at 4% or $103,218 at 6%. |
| 2019 | 2 | 22 | $1,826,683 | $219,561 | $9,980iApproximate average salary by contribution assumption: employee only about $249,501 at 4% or $166,334 at 6%; with 50% employer match about $166,334 at 4% or $110,889 at 6%; with 100% employer match about $124,751 at 4% or $83,167 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 22 | $1,826,683 | $153,288 | $6,968iApproximate average salary by contribution assumption: employee only about $174,191 at 4% or $116,127 at 6%; with 50% employer match about $116,127 at 4% or $77,418 at 6%; with 100% employer match about $87,095 at 4% or $58,064 at 6%. |
| The Contractors Retirement Plan | - | 0 | $0 | $66,273 | - |
| 2018 | 2 | 37 | $1,345,259 | $279,286 | $7,548iApproximate average salary by contribution assumption: employee only about $188,707 at 4% or $125,805 at 6%; with 50% employer match about $125,805 at 4% or $83,870 at 6%; with 100% employer match about $94,353 at 4% or $62,902 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 9 | $1,028,876 | $151,834 | $16,870iApproximate average salary by contribution assumption: employee only about $421,761 at 4% or $281,174 at 6%; with 50% employer match about $281,174 at 4% or $187,449 at 6%; with 100% employer match about $210,881 at 4% or $140,587 at 6%. |
| The Contractors Retirement Plan | - | 37 | $316,383 | $127,452 | $3,445iApproximate average salary by contribution assumption: employee only about $86,116 at 4% or $57,411 at 6%; with 50% employer match about $57,411 at 4% or $38,274 at 6%; with 100% employer match about $43,058 at 4% or $28,705 at 6%. |
| 2017 | 2 | 34 | $1,215,094 | $250,588 | $7,370iApproximate average salary by contribution assumption: employee only about $184,256 at 4% or $122,837 at 6%; with 50% employer match about $122,837 at 4% or $81,892 at 6%; with 100% employer match about $92,128 at 4% or $61,419 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 10 | $967,246 | $149,107 | $14,911iApproximate average salary by contribution assumption: employee only about $372,768 at 4% or $248,512 at 6%; with 50% employer match about $248,512 at 4% or $165,674 at 6%; with 100% employer match about $186,384 at 4% or $124,256 at 6%. |
| The Contractors Retirement Plan | - | 34 | $247,848 | $101,481 | $2,985iApproximate average salary by contribution assumption: employee only about $74,618 at 4% or $49,746 at 6%; with 50% employer match about $49,746 at 4% or $33,164 at 6%; with 100% employer match about $37,309 at 4% or $24,873 at 6%. |
| 2016 | 2 | 35 | $865,784 | $220,220 | $6,292iApproximate average salary by contribution assumption: employee only about $157,300 at 4% or $104,867 at 6%; with 50% employer match about $104,867 at 4% or $69,911 at 6%; with 100% employer match about $78,650 at 4% or $52,433 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 8 | $677,160 | $142,606 | $17,826iApproximate average salary by contribution assumption: employee only about $445,644 at 4% or $297,096 at 6%; with 50% employer match about $297,096 at 4% or $198,064 at 6%; with 100% employer match about $222,822 at 4% or $148,548 at 6%. |
| The Contractors Retirement Plan | - | 35 | $188,624 | $77,614 | $2,218iApproximate average salary by contribution assumption: employee only about $55,439 at 4% or $36,959 at 6%; with 50% employer match about $36,959 at 4% or $24,639 at 6%; with 100% employer match about $27,719 at 4% or $18,480 at 6%. |
| 2015 | 2 | 34 | $624,995 | $104,850 | $3,084iApproximate average salary by contribution assumption: employee only about $77,096 at 4% or $51,397 at 6%; with 50% employer match about $51,397 at 4% or $34,265 at 6%; with 100% employer match about $38,548 at 4% or $25,699 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 5 | $497,852 | $42,986 | $8,597iApproximate average salary by contribution assumption: employee only about $214,930 at 4% or $143,287 at 6%; with 50% employer match about $143,287 at 4% or $95,524 at 6%; with 100% employer match about $107,465 at 4% or $71,643 at 6%. |
| The Contractors Retirement Plan | - | 34 | $127,143 | $61,864 | $1,820iApproximate average salary by contribution assumption: employee only about $45,488 at 4% or $30,325 at 6%; with 50% employer match about $30,325 at 4% or $20,217 at 6%; with 100% employer match about $22,744 at 4% or $15,163 at 6%. |
| 2014 | 2 | 30 | $573,342 | $90,820 | $3,027iApproximate average salary by contribution assumption: employee only about $75,683 at 4% or $50,456 at 6%; with 50% employer match about $50,456 at 4% or $33,637 at 6%; with 100% employer match about $37,842 at 4% or $25,228 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 5 | $449,895 | - | - |
| The Contractors Retirement Plan | - | 30 | $123,447 | $90,820 | $3,027iApproximate average salary by contribution assumption: employee only about $75,683 at 4% or $50,456 at 6%; with 50% employer match about $50,456 at 4% or $33,637 at 6%; with 100% employer match about $37,842 at 4% or $25,228 at 6%. |
| 2013 | 2 | 33 | $603,449 | $122,676 | $3,717iApproximate average salary by contribution assumption: employee only about $92,936 at 4% or $61,958 at 6%; with 50% employer match about $61,958 at 4% or $41,305 at 6%; with 100% employer match about $46,468 at 4% or $30,979 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 5 | $425,004 | $44,000 | $8,800iApproximate average salary by contribution assumption: employee only about $220,000 at 4% or $146,667 at 6%; with 50% employer match about $146,667 at 4% or $97,778 at 6%; with 100% employer match about $110,000 at 4% or $73,333 at 6%. |
| The Contractors Retirement Plan | - | 33 | $178,445 | $78,676 | $2,384iApproximate average salary by contribution assumption: employee only about $59,603 at 4% or $39,735 at 6%; with 50% employer match about $39,735 at 4% or $26,490 at 6%; with 100% employer match about $29,802 at 4% or $19,868 at 6%. |
| 2012 | 2 | 27 | $467,033 | $167,471 | $6,203iApproximate average salary by contribution assumption: employee only about $155,066 at 4% or $103,377 at 6%; with 50% employer match about $103,377 at 4% or $68,918 at 6%; with 100% employer match about $77,533 at 4% or $51,689 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 5 | $308,445 | $48,350 | $9,670iApproximate average salary by contribution assumption: employee only about $241,750 at 4% or $161,167 at 6%; with 50% employer match about $161,167 at 4% or $107,444 at 6%; with 100% employer match about $120,875 at 4% or $80,583 at 6%. |
| The Contractors Retirement Plan | - | 27 | $158,588 | $119,121 | $4,412iApproximate average salary by contribution assumption: employee only about $110,297 at 4% or $73,531 at 6%; with 50% employer match about $73,531 at 4% or $49,021 at 6%; with 100% employer match about $55,149 at 4% or $36,766 at 6%. |
| 2011 | 2 | 24 | $331,773 | $170,261 | $7,094iApproximate average salary by contribution assumption: employee only about $177,355 at 4% or $118,237 at 6%; with 50% employer match about $118,237 at 4% or $78,825 at 6%; with 100% employer match about $88,678 at 4% or $59,118 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 5 | $224,368 | $47,569 | $9,514iApproximate average salary by contribution assumption: employee only about $237,845 at 4% or $158,563 at 6%; with 50% employer match about $158,563 at 4% or $105,709 at 6%; with 100% employer match about $118,922 at 4% or $79,282 at 6%. |
| The Contractors Retirement Plan | - | 24 | $107,405 | $122,692 | $5,112iApproximate average salary by contribution assumption: employee only about $127,804 at 4% or $85,203 at 6%; with 50% employer match about $85,203 at 4% or $56,802 at 6%; with 100% employer match about $63,902 at 4% or $42,601 at 6%. |
| 2010 | 1 | 6 | $246,377 | $53,919 | $8,987iApproximate average salary by contribution assumption: employee only about $224,663 at 4% or $149,775 at 6%; with 50% employer match about $149,775 at 4% or $99,850 at 6%; with 100% employer match about $112,331 at 4% or $74,888 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 6 | $246,377 | $53,919 | $8,987iApproximate average salary by contribution assumption: employee only about $224,663 at 4% or $149,775 at 6%; with 50% employer match about $149,775 at 4% or $99,850 at 6%; with 100% employer match about $112,331 at 4% or $74,888 at 6%. |
| 2009 | 1 | 5 | $188,232 | $0 | - |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 5 | $188,232 | $0 | - |
| 2008 | 1 | 5 | $0 | $0 | - |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 5 | - | - | - |
| 2007 | 1 | 6 | $0 | $0 | - |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 6 | - | - | - |
| 2006 | 1 | 6 | $199,682 | $26,304 | $4,384iApproximate average salary by contribution assumption: employee only about $109,600 at 4% or $73,067 at 6%; with 50% employer match about $73,067 at 4% or $48,711 at 6%; with 100% employer match about $54,800 at 4% or $36,533 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 6 | $199,682 | $26,304 | $4,384iApproximate average salary by contribution assumption: employee only about $109,600 at 4% or $73,067 at 6%; with 50% employer match about $73,067 at 4% or $48,711 at 6%; with 100% employer match about $54,800 at 4% or $36,533 at 6%. |
| 2005 | 1 | 6 | $166,781 | $31,445 | $5,241iApproximate average salary by contribution assumption: employee only about $131,021 at 4% or $87,347 at 6%; with 50% employer match about $87,347 at 4% or $58,231 at 6%; with 100% employer match about $65,510 at 4% or $43,674 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 6 | $166,781 | $31,445 | $5,241iApproximate average salary by contribution assumption: employee only about $131,021 at 4% or $87,347 at 6%; with 50% employer match about $87,347 at 4% or $58,231 at 6%; with 100% employer match about $65,510 at 4% or $43,674 at 6%. |
| 2004 | 1 | 6 | $0 | $0 | - |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 6 | - | - | - |
| 2003 | 1 | 6 | $90,011 | $17,447 | $2,908iApproximate average salary by contribution assumption: employee only about $72,696 at 4% or $48,464 at 6%; with 50% employer match about $48,464 at 4% or $32,309 at 6%; with 100% employer match about $36,348 at 4% or $24,232 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 6 | $90,011 | $17,447 | $2,908iApproximate average salary by contribution assumption: employee only about $72,696 at 4% or $48,464 at 6%; with 50% employer match about $48,464 at 4% or $32,309 at 6%; with 100% employer match about $36,348 at 4% or $24,232 at 6%. |
| 2002 | 1 | 5 | $77,383 | $23,522 | $4,704iApproximate average salary by contribution assumption: employee only about $117,610 at 4% or $78,407 at 6%; with 50% employer match about $78,407 at 4% or $52,271 at 6%; with 100% employer match about $58,805 at 4% or $39,203 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 5 | $77,383 | $23,522 | $4,704iApproximate average salary by contribution assumption: employee only about $117,610 at 4% or $78,407 at 6%; with 50% employer match about $78,407 at 4% or $52,271 at 6%; with 100% employer match about $58,805 at 4% or $39,203 at 6%. |
| 2001 | 1 | 7 | $82,555 | $51,490 | $7,356iApproximate average salary by contribution assumption: employee only about $183,893 at 4% or $122,595 at 6%; with 50% employer match about $122,595 at 4% or $81,730 at 6%; with 100% employer match about $91,946 at 4% or $61,298 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 7 | $82,555 | $51,490 | $7,356iApproximate average salary by contribution assumption: employee only about $183,893 at 4% or $122,595 at 6%; with 50% employer match about $122,595 at 4% or $81,730 at 6%; with 100% employer match about $91,946 at 4% or $61,298 at 6%. |
| 2000 | 1 | 6 | $36,879 | $40,041 | $6,674iApproximate average salary by contribution assumption: employee only about $166,838 at 4% or $111,225 at 6%; with 50% employer match about $111,225 at 4% or $74,150 at 6%; with 100% employer match about $83,419 at 4% or $55,613 at 6%. |
| Thompson Waterproofing Inc. 401(K) Retirement Plan | - | 6 | $36,879 | $40,041 | $6,674iApproximate average salary by contribution assumption: employee only about $166,838 at 4% or $111,225 at 6%; with 50% employer match about $111,225 at 4% or $74,150 at 6%; with 100% employer match about $83,419 at 4% or $55,613 at 6%. |