Thoughtworks Inc.
Plan context: Thoughtworks Inc 401K Plan
EIN 36-3888809 • Chicago, IL • 70 filings • 8 plans
Current Snapshot
Latest Year
2025
2025 Participants
579
2025 Assets
$226,280,673
2025 Contributions
$15,316,420
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 | 579 | $0 | $0 | - |
| Thoughtworks Inc. Employee Benefits Plan | - | 579 | - | - | - |
| 2024 | 2 | 670 | $226,280,673 | $15,316,420 | $22,860iApproximate average salary by contribution assumption: employee only about $571,508 at 4% or $381,005 at 6%; with 50% employer match about $381,005 at 4% or $254,004 at 6%; with 100% employer match about $285,754 at 4% or $190,503 at 6%. |
| Thoughtworks Inc 401K Plan | - | 670 | $226,280,673 | $15,316,420 | $22,860iApproximate average salary by contribution assumption: employee only about $571,508 at 4% or $381,005 at 6%; with 50% employer match about $381,005 at 4% or $254,004 at 6%; with 100% employer match about $285,754 at 4% or $190,503 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 657 | - | - | - |
| 2023 | 4 | 804 | $198,048,356 | $18,202,790 | $22,640iApproximate average salary by contribution assumption: employee only about $566,007 at 4% or $377,338 at 6%; with 50% employer match about $377,338 at 4% or $251,559 at 6%; with 100% employer match about $283,004 at 4% or $188,669 at 6%. |
| Thoughtworks Inc 401K Plan | - | 804 | $198,048,356 | $18,202,790 | $22,640iApproximate average salary by contribution assumption: employee only about $566,007 at 4% or $377,338 at 6%; with 50% employer match about $377,338 at 4% or $251,559 at 6%; with 100% employer match about $283,004 at 4% or $188,669 at 6%. |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 0 | - | - | - |
| Thoughtworks Inc. Employee Benefits Plan | - | 753 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 0 | - | - | - |
| 2022 | 4 | 993 | $161,223,414 | $19,844,268 | $19,984iApproximate average salary by contribution assumption: employee only about $499,604 at 4% or $333,069 at 6%; with 50% employer match about $333,069 at 4% or $222,046 at 6%; with 100% employer match about $249,802 at 4% or $166,535 at 6%. |
| Thoughtworks Inc 401K Plan | - | 986 | $161,223,414 | $19,844,268 | $20,126iApproximate average salary by contribution assumption: employee only about $503,151 at 4% or $335,434 at 6%; with 50% employer match about $335,434 at 4% or $223,623 at 6%; with 100% employer match about $251,575 at 4% or $167,717 at 6%. |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 885 | - | - | - |
| Thoughtworks Inc. Employee Benefits Plan | - | 885 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 993 | - | - | - |
| 2021 | 4 | 898 | $186,197,920 | $18,899,270 | $21,046iApproximate average salary by contribution assumption: employee only about $526,149 at 4% or $350,766 at 6%; with 50% employer match about $350,766 at 4% or $233,844 at 6%; with 100% employer match about $263,074 at 4% or $175,383 at 6%. |
| Thoughtworks Inc 401K Plan | - | 898 | $186,197,920 | $18,899,270 | $21,046iApproximate average salary by contribution assumption: employee only about $526,149 at 4% or $350,766 at 6%; with 50% employer match about $350,766 at 4% or $233,844 at 6%; with 100% employer match about $263,074 at 4% or $175,383 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 762 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 826 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 823 | - | - | - |
| 2020 | 4 | 774 | $149,830,698 | $12,462,950 | $16,102iApproximate average salary by contribution assumption: employee only about $402,550 at 4% or $268,367 at 6%; with 50% employer match about $268,367 at 4% or $178,911 at 6%; with 100% employer match about $201,275 at 4% or $134,183 at 6%. |
| Thoughtworks Inc 401K Plan | - | 774 | $149,830,698 | $12,462,950 | $16,102iApproximate average salary by contribution assumption: employee only about $402,550 at 4% or $268,367 at 6%; with 50% employer match about $268,367 at 4% or $178,911 at 6%; with 100% employer match about $201,275 at 4% or $134,183 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 734 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 702 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 734 | - | - | - |
| 2019 | 4 | 838 | $120,164,099 | $11,837,735 | $14,126iApproximate average salary by contribution assumption: employee only about $353,154 at 4% or $235,436 at 6%; with 50% employer match about $235,436 at 4% or $156,958 at 6%; with 100% employer match about $176,577 at 4% or $117,718 at 6%. |
| Thoughtworks Inc 401K Plan | - | 799 | $120,164,099 | $11,837,735 | $14,816iApproximate average salary by contribution assumption: employee only about $370,392 at 4% or $246,928 at 6%; with 50% employer match about $246,928 at 4% or $164,619 at 6%; with 100% employer match about $185,196 at 4% or $123,464 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 735 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 746 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 838 | - | - | - |
| 2018 | 4 | 740 | $92,095,896 | $11,397,109 | $15,401iApproximate average salary by contribution assumption: employee only about $385,037 at 4% or $256,692 at 6%; with 50% employer match about $256,692 at 4% or $171,128 at 6%; with 100% employer match about $192,519 at 4% or $128,346 at 6%. |
| Thoughtworks Inc 401K Plan | - | 711 | $92,095,896 | $11,397,109 | $16,030iApproximate average salary by contribution assumption: employee only about $400,742 at 4% or $267,161 at 6%; with 50% employer match about $267,161 at 4% or $178,108 at 6%; with 100% employer match about $200,371 at 4% or $133,581 at 6%. |
| Thoughtworks Inc Life and Ad&D Plan | - | 740 | - | - | - |
| Thoughtworks Inc. Employee Benefits Plan | - | 662 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 662 | - | - | - |
| 2017 | 4 | 751 | $94,321,706 | $11,087,324 | $14,763iApproximate average salary by contribution assumption: employee only about $369,085 at 4% or $246,057 at 6%; with 50% employer match about $246,057 at 4% or $164,038 at 6%; with 100% employer match about $184,543 at 4% or $123,028 at 6%. |
| Thoughtworks Inc 401K Plan | - | 672 | $94,321,706 | $11,087,324 | $16,499iApproximate average salary by contribution assumption: employee only about $412,475 at 4% or $274,983 at 6%; with 50% employer match about $274,983 at 4% or $183,322 at 6%; with 100% employer match about $206,237 at 4% or $137,492 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 679 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 751 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 642 | - | - | - |
| 2016 | 4 | 737 | $72,762,433 | $11,019,975 | $14,952iApproximate average salary by contribution assumption: employee only about $373,812 at 4% or $249,208 at 6%; with 50% employer match about $249,208 at 4% or $166,139 at 6%; with 100% employer match about $186,906 at 4% or $124,604 at 6%. |
| Thoughtworks Inc 401K Plan | - | 737 | $72,762,433 | $11,019,975 | $14,952iApproximate average salary by contribution assumption: employee only about $373,812 at 4% or $249,208 at 6%; with 50% employer match about $249,208 at 4% or $166,139 at 6%; with 100% employer match about $186,906 at 4% or $124,604 at 6%. |
| Thoughtworks Inc Life and Ad&D Plan | - | 727 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 100 | - | - | - |
| Thoughtworks Inc. Employee Benefits Plan | - | 667 | - | - | - |
| 2015 | 4 | 674 | $60,569,299 | $8,229,403 | $12,210iApproximate average salary by contribution assumption: employee only about $305,245 at 4% or $203,497 at 6%; with 50% employer match about $203,497 at 4% or $135,664 at 6%; with 100% employer match about $152,622 at 4% or $101,748 at 6%. |
| Thoughtworks Inc 401K Plan | - | 674 | $60,569,299 | $8,229,403 | $12,210iApproximate average salary by contribution assumption: employee only about $305,245 at 4% or $203,497 at 6%; with 50% employer match about $203,497 at 4% or $135,664 at 6%; with 100% employer match about $152,622 at 4% or $101,748 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 583 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 635 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 655 | - | - | - |
| 2014 | 4 | 621 | $55,709,323 | $7,145,622 | $11,507iApproximate average salary by contribution assumption: employee only about $287,666 at 4% or $191,777 at 6%; with 50% employer match about $191,777 at 4% or $127,852 at 6%; with 100% employer match about $143,833 at 4% or $95,889 at 6%. |
| Thoughtworks Inc 401K Plan | - | 621 | $55,709,323 | $7,145,622 | $11,507iApproximate average salary by contribution assumption: employee only about $287,666 at 4% or $191,777 at 6%; with 50% employer match about $191,777 at 4% or $127,852 at 6%; with 100% employer match about $143,833 at 4% or $95,889 at 6%. |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 558 | - | - | - |
| Thoughtworks Inc. Employee Benefits Plan | - | 566 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 585 | - | - | - |
| 2013 | 4 | 583 | $47,672,143 | $6,641,456 | $11,392iApproximate average salary by contribution assumption: employee only about $284,797 at 4% or $189,864 at 6%; with 50% employer match about $189,864 at 4% or $126,576 at 6%; with 100% employer match about $142,398 at 4% or $94,932 at 6%. |
| Thoughtworks Inc 401K Plan | - | 580 | $47,672,143 | $6,641,456 | $11,451iApproximate average salary by contribution assumption: employee only about $286,270 at 4% or $190,846 at 6%; with 50% employer match about $190,846 at 4% or $127,231 at 6%; with 100% employer match about $143,135 at 4% or $95,423 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 536 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 583 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 583 | - | - | - |
| 2012 | 4 | 519 | $34,058,122 | $5,185,032 | $9,990iApproximate average salary by contribution assumption: employee only about $249,761 at 4% or $166,507 at 6%; with 50% employer match about $166,507 at 4% or $111,005 at 6%; with 100% employer match about $124,880 at 4% or $83,254 at 6%. |
| Thoughtworks Inc 401K Plan | - | 519 | $34,058,122 | $5,185,032 | $9,990iApproximate average salary by contribution assumption: employee only about $249,761 at 4% or $166,507 at 6%; with 50% employer match about $166,507 at 4% or $111,005 at 6%; with 100% employer match about $124,880 at 4% or $83,254 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 458 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 482 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 458 | - | - | - |
| 2011 | 4 | 434 | $27,052,285 | $3,863,616 | $8,902iApproximate average salary by contribution assumption: employee only about $222,559 at 4% or $148,372 at 6%; with 50% employer match about $148,372 at 4% or $98,915 at 6%; with 100% employer match about $111,279 at 4% or $74,186 at 6%. |
| Thoughtworks Inc 401K Plan | - | 434 | $27,052,285 | $3,863,616 | $8,902iApproximate average salary by contribution assumption: employee only about $222,559 at 4% or $148,372 at 6%; with 50% employer match about $148,372 at 4% or $98,915 at 6%; with 100% employer match about $111,279 at 4% or $74,186 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 385 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 361 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 385 | - | - | - |
| 2010 | 4 | 409 | $25,720,129 | $3,866,667 | $9,454iApproximate average salary by contribution assumption: employee only about $236,349 at 4% or $157,566 at 6%; with 50% employer match about $157,566 at 4% or $105,044 at 6%; with 100% employer match about $118,174 at 4% or $78,783 at 6%. |
| Thoughtworks Inc 401K Plan | - | 409 | $25,720,129 | $3,866,667 | $9,454iApproximate average salary by contribution assumption: employee only about $236,349 at 4% or $157,566 at 6%; with 50% employer match about $157,566 at 4% or $105,044 at 6%; with 100% employer match about $118,174 at 4% or $78,783 at 6%. |
| Thoughtworks Inc. Employee Benefits Plan | - | 365 | - | - | - |
| Thoughtworks Inc Life and Ad&D Plan | - | 352 | - | - | - |
| Thoughtworks Inc. Employee Dental Benefits Plan | - | 365 | - | - | - |
| 2009 | 1 | 362 | $20,316,966 | $3,012,682 | $8,322iApproximate average salary by contribution assumption: employee only about $208,058 at 4% or $138,705 at 6%; with 50% employer match about $138,705 at 4% or $92,470 at 6%; with 100% employer match about $104,029 at 4% or $69,353 at 6%. |
| Thoughtworks Inc 401K Plan | - | 362 | $20,316,966 | $3,012,682 | $8,322iApproximate average salary by contribution assumption: employee only about $208,058 at 4% or $138,705 at 6%; with 50% employer match about $138,705 at 4% or $92,470 at 6%; with 100% employer match about $104,029 at 4% or $69,353 at 6%. |
| 2008 | 1 | 329 | $14,070,479 | $3,427,929 | $10,419iApproximate average salary by contribution assumption: employee only about $260,481 at 4% or $173,654 at 6%; with 50% employer match about $173,654 at 4% or $115,769 at 6%; with 100% employer match about $130,240 at 4% or $86,827 at 6%. |
| Thoughtworks Inc 401K Plan | - | 329 | $14,070,479 | $3,427,929 | $10,419iApproximate average salary by contribution assumption: employee only about $260,481 at 4% or $173,654 at 6%; with 50% employer match about $173,654 at 4% or $115,769 at 6%; with 100% employer match about $130,240 at 4% or $86,827 at 6%. |
| 2007 | 1 | 359 | $20,222,212 | $2,933,143 | $8,170iApproximate average salary by contribution assumption: employee only about $204,258 at 4% or $136,172 at 6%; with 50% employer match about $136,172 at 4% or $90,781 at 6%; with 100% employer match about $102,129 at 4% or $68,086 at 6%. |
| Thoughtworks Inc 401K Plan | - | 359 | $20,222,212 | $2,933,143 | $8,170iApproximate average salary by contribution assumption: employee only about $204,258 at 4% or $136,172 at 6%; with 50% employer match about $136,172 at 4% or $90,781 at 6%; with 100% employer match about $102,129 at 4% or $68,086 at 6%. |
| 2006 | 1 | 356 | $17,239,370 | $2,539,474 | $7,133iApproximate average salary by contribution assumption: employee only about $178,334 at 4% or $118,889 at 6%; with 50% employer match about $118,889 at 4% or $79,259 at 6%; with 100% employer match about $89,167 at 4% or $59,445 at 6%. |
| Thoughtworks Inc 401K Plan | - | 356 | $17,239,370 | $2,539,474 | $7,133iApproximate average salary by contribution assumption: employee only about $178,334 at 4% or $118,889 at 6%; with 50% employer match about $118,889 at 4% or $79,259 at 6%; with 100% employer match about $89,167 at 4% or $59,445 at 6%. |
| 2005 | 1 | 331 | $14,002,761 | $2,457,841 | $7,426iApproximate average salary by contribution assumption: employee only about $185,638 at 4% or $123,758 at 6%; with 50% employer match about $123,758 at 4% or $82,506 at 6%; with 100% employer match about $92,819 at 4% or $61,879 at 6%. |
| Thoughtworks Inc 401K Plan | - | 331 | $14,002,761 | $2,457,841 | $7,426iApproximate average salary by contribution assumption: employee only about $185,638 at 4% or $123,758 at 6%; with 50% employer match about $123,758 at 4% or $82,506 at 6%; with 100% employer match about $92,819 at 4% or $61,879 at 6%. |
| 2004 | 1 | 287 | $11,370,661 | $1,909,496 | $6,653iApproximate average salary by contribution assumption: employee only about $166,332 at 4% or $110,888 at 6%; with 50% employer match about $110,888 at 4% or $73,926 at 6%; with 100% employer match about $83,166 at 4% or $55,444 at 6%. |
| Thoughtworks Inc 401K Plan | - | 287 | $11,370,661 | $1,909,496 | $6,653iApproximate average salary by contribution assumption: employee only about $166,332 at 4% or $110,888 at 6%; with 50% employer match about $110,888 at 4% or $73,926 at 6%; with 100% employer match about $83,166 at 4% or $55,444 at 6%. |
| 2003 | 1 | 235 | $8,893,501 | $1,588,989 | $6,762iApproximate average salary by contribution assumption: employee only about $169,041 at 4% or $112,694 at 6%; with 50% employer match about $112,694 at 4% or $75,130 at 6%; with 100% employer match about $84,521 at 4% or $56,347 at 6%. |
| Thoughtworks Inc 401K Plan | - | 235 | $8,893,501 | $1,588,989 | $6,762iApproximate average salary by contribution assumption: employee only about $169,041 at 4% or $112,694 at 6%; with 50% employer match about $112,694 at 4% or $75,130 at 6%; with 100% employer match about $84,521 at 4% or $56,347 at 6%. |
| 2002 | 1 | 214 | $6,040,845 | $1,668,425 | $7,796iApproximate average salary by contribution assumption: employee only about $194,909 at 4% or $129,940 at 6%; with 50% employer match about $129,940 at 4% or $86,626 at 6%; with 100% employer match about $97,455 at 4% or $64,970 at 6%. |
| Thoughtworks Inc 401K Plan | - | 214 | $6,040,845 | $1,668,425 | $7,796iApproximate average salary by contribution assumption: employee only about $194,909 at 4% or $129,940 at 6%; with 50% employer match about $129,940 at 4% or $86,626 at 6%; with 100% employer match about $97,455 at 4% or $64,970 at 6%. |
| 2001 | 1 | 282 | $5,847,992 | $2,219,155 | $7,869iApproximate average salary by contribution assumption: employee only about $196,734 at 4% or $131,156 at 6%; with 50% employer match about $131,156 at 4% or $87,437 at 6%; with 100% employer match about $98,367 at 4% or $65,578 at 6%. |
| Thoughtworks Inc 401K Plan | - | 282 | $5,847,992 | $2,219,155 | $7,869iApproximate average salary by contribution assumption: employee only about $196,734 at 4% or $131,156 at 6%; with 50% employer match about $131,156 at 4% or $87,437 at 6%; with 100% employer match about $98,367 at 4% or $65,578 at 6%. |
| 2000 | 1 | 288 | $4,501,582 | $2,542,676 | $8,829iApproximate average salary by contribution assumption: employee only about $220,718 at 4% or $147,146 at 6%; with 50% employer match about $147,146 at 4% or $98,097 at 6%; with 100% employer match about $110,359 at 4% or $73,573 at 6%. |
| Thoughtworks Inc 401K Plan | - | 288 | $4,501,582 | $2,542,676 | $8,829iApproximate average salary by contribution assumption: employee only about $220,718 at 4% or $147,146 at 6%; with 50% employer match about $147,146 at 4% or $98,097 at 6%; with 100% employer match about $110,359 at 4% or $73,573 at 6%. |
| 1999 | 1 | 183 | $2,500,011 | $1,192,033 | $6,514iApproximate average salary by contribution assumption: employee only about $162,846 at 4% or $108,564 at 6%; with 50% employer match about $108,564 at 4% or $72,376 at 6%; with 100% employer match about $81,423 at 4% or $54,282 at 6%. |
| Thoughtworks Inc 401K Plan | - | 183 | $2,500,011 | $1,192,033 | $6,514iApproximate average salary by contribution assumption: employee only about $162,846 at 4% or $108,564 at 6%; with 50% employer match about $108,564 at 4% or $72,376 at 6%; with 100% employer match about $81,423 at 4% or $54,282 at 6%. |