Therapeutic Systems Research Laboratories Inc.
Plan context: Tsrl, 401(K) Plan
EIN 38-2651827 • Ann Arbor, MI • 28 filings • 4 plans
Current Snapshot
Latest Year
2025
2025 Participants
10
2025 Assets
$2,034,235
2025 Contributions
$92,017
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 | 10 | $2,034,235 | $92,017 | $9,202iApproximate average salary by contribution assumption: employee only about $230,043 at 4% or $153,362 at 6%; with 50% employer match about $153,362 at 4% or $102,241 at 6%; with 100% employer match about $115,021 at 4% or $76,681 at 6%. |
| Tsrl, 401(K) Plan | - | 10 | $2,034,235 | $92,017 | $9,202iApproximate average salary by contribution assumption: employee only about $230,043 at 4% or $153,362 at 6%; with 50% employer match about $153,362 at 4% or $102,241 at 6%; with 100% employer match about $115,021 at 4% or $76,681 at 6%. |
| 2024 | 1 | 12 | $1,849,111 | $78,551 | $6,546iApproximate average salary by contribution assumption: employee only about $163,648 at 4% or $109,099 at 6%; with 50% employer match about $109,099 at 4% or $72,732 at 6%; with 100% employer match about $81,824 at 4% or $54,549 at 6%. |
| Tsrl, 401(K) Plan | - | 12 | $1,849,111 | $78,551 | $6,546iApproximate average salary by contribution assumption: employee only about $163,648 at 4% or $109,099 at 6%; with 50% employer match about $109,099 at 4% or $72,732 at 6%; with 100% employer match about $81,824 at 4% or $54,549 at 6%. |
| 2023 | 1 | 11 | $1,613,789 | $79,141 | $7,195iApproximate average salary by contribution assumption: employee only about $179,866 at 4% or $119,911 at 6%; with 50% employer match about $119,911 at 4% or $79,940 at 6%; with 100% employer match about $89,933 at 4% or $59,955 at 6%. |
| Tsrl, 401(K) Plan | - | 11 | $1,613,789 | $79,141 | $7,195iApproximate average salary by contribution assumption: employee only about $179,866 at 4% or $119,911 at 6%; with 50% employer match about $119,911 at 4% or $79,940 at 6%; with 100% employer match about $89,933 at 4% or $59,955 at 6%. |
| 2022 | 1 | 9 | $1,329,319 | $55,256 | $6,140iApproximate average salary by contribution assumption: employee only about $153,489 at 4% or $102,326 at 6%; with 50% employer match about $102,326 at 4% or $68,217 at 6%; with 100% employer match about $76,744 at 4% or $51,163 at 6%. |
| Tsrl, 401(K) Plan | - | 9 | $1,329,319 | $55,256 | $6,140iApproximate average salary by contribution assumption: employee only about $153,489 at 4% or $102,326 at 6%; with 50% employer match about $102,326 at 4% or $68,217 at 6%; with 100% employer match about $76,744 at 4% or $51,163 at 6%. |
| 2021 | 1 | 14 | $1,600,654 | $71,642 | $5,117iApproximate average salary by contribution assumption: employee only about $127,932 at 4% or $85,288 at 6%; with 50% employer match about $85,288 at 4% or $56,859 at 6%; with 100% employer match about $63,966 at 4% or $42,644 at 6%. |
| Tsrl, 401(K) Plan | - | 14 | $1,600,654 | $71,642 | $5,117iApproximate average salary by contribution assumption: employee only about $127,932 at 4% or $85,288 at 6%; with 50% employer match about $85,288 at 4% or $56,859 at 6%; with 100% employer match about $63,966 at 4% or $42,644 at 6%. |
| 2020 | 1 | 16 | $1,481,459 | $78,159 | $4,885iApproximate average salary by contribution assumption: employee only about $122,123 at 4% or $81,416 at 6%; with 50% employer match about $81,416 at 4% or $54,277 at 6%; with 100% employer match about $61,062 at 4% or $40,708 at 6%. |
| Tsrl, 401(K) Plan | - | 16 | $1,481,459 | $78,159 | $4,885iApproximate average salary by contribution assumption: employee only about $122,123 at 4% or $81,416 at 6%; with 50% employer match about $81,416 at 4% or $54,277 at 6%; with 100% employer match about $61,062 at 4% or $40,708 at 6%. |
| 2019 | 1 | 16 | $1,229,294 | $81,697 | $5,106iApproximate average salary by contribution assumption: employee only about $127,652 at 4% or $85,101 at 6%; with 50% employer match about $85,101 at 4% or $56,734 at 6%; with 100% employer match about $63,826 at 4% or $42,551 at 6%. |
| Tsrl, 401(K) Plan | - | 16 | $1,229,294 | $81,697 | $5,106iApproximate average salary by contribution assumption: employee only about $127,652 at 4% or $85,101 at 6%; with 50% employer match about $85,101 at 4% or $56,734 at 6%; with 100% employer match about $63,826 at 4% or $42,551 at 6%. |
| 2018 | 1 | 17 | $949,294 | $76,486 | $4,499iApproximate average salary by contribution assumption: employee only about $112,479 at 4% or $74,986 at 6%; with 50% employer match about $74,986 at 4% or $49,991 at 6%; with 100% employer match about $56,240 at 4% or $37,493 at 6%. |
| Tsrl, 401(K) Plan | - | 17 | $949,294 | $76,486 | $4,499iApproximate average salary by contribution assumption: employee only about $112,479 at 4% or $74,986 at 6%; with 50% employer match about $74,986 at 4% or $49,991 at 6%; with 100% employer match about $56,240 at 4% or $37,493 at 6%. |
| 2017 | 1 | 15 | $1,138,768 | $75,077 | $5,005iApproximate average salary by contribution assumption: employee only about $125,128 at 4% or $83,419 at 6%; with 50% employer match about $83,419 at 4% or $55,613 at 6%; with 100% employer match about $62,564 at 4% or $41,709 at 6%. |
| Tsrl, 401(K) Plan | - | 15 | $1,138,768 | $75,077 | $5,005iApproximate average salary by contribution assumption: employee only about $125,128 at 4% or $83,419 at 6%; with 50% employer match about $83,419 at 4% or $55,613 at 6%; with 100% employer match about $62,564 at 4% or $41,709 at 6%. |
| 2016 | 1 | 17 | $987,967 | $78,532 | $4,620iApproximate average salary by contribution assumption: employee only about $115,488 at 4% or $76,992 at 6%; with 50% employer match about $76,992 at 4% or $51,328 at 6%; with 100% employer match about $57,744 at 4% or $38,496 at 6%. |
| Tsrl, 401(K) Plan | - | 17 | $987,967 | $78,532 | $4,620iApproximate average salary by contribution assumption: employee only about $115,488 at 4% or $76,992 at 6%; with 50% employer match about $76,992 at 4% or $51,328 at 6%; with 100% employer match about $57,744 at 4% or $38,496 at 6%. |
| 2015 | 1 | 21 | $979,653 | $209,164 | $9,960iApproximate average salary by contribution assumption: employee only about $249,005 at 4% or $166,003 at 6%; with 50% employer match about $166,003 at 4% or $110,669 at 6%; with 100% employer match about $124,502 at 4% or $83,002 at 6%. |
| Tsrl, 401(K) Plan | - | 21 | $979,653 | $209,164 | $9,960iApproximate average salary by contribution assumption: employee only about $249,005 at 4% or $166,003 at 6%; with 50% employer match about $166,003 at 4% or $110,669 at 6%; with 100% employer match about $124,502 at 4% or $83,002 at 6%. |
| 2014 | 1 | 21 | $771,144 | $73,421 | $3,496iApproximate average salary by contribution assumption: employee only about $87,406 at 4% or $58,271 at 6%; with 50% employer match about $58,271 at 4% or $38,847 at 6%; with 100% employer match about $43,703 at 4% or $29,135 at 6%. |
| Tsrl, 401(K) Plan | - | 21 | $771,144 | $73,421 | $3,496iApproximate average salary by contribution assumption: employee only about $87,406 at 4% or $58,271 at 6%; with 50% employer match about $58,271 at 4% or $38,847 at 6%; with 100% employer match about $43,703 at 4% or $29,135 at 6%. |
| 2013 | 1 | 21 | $1,257,262 | $82,140 | $3,911iApproximate average salary by contribution assumption: employee only about $97,786 at 4% or $65,190 at 6%; with 50% employer match about $65,190 at 4% or $43,460 at 6%; with 100% employer match about $48,893 at 4% or $32,595 at 6%. |
| Tsrl, 401(K) Plan | - | 21 | $1,257,262 | $82,140 | $3,911iApproximate average salary by contribution assumption: employee only about $97,786 at 4% or $65,190 at 6%; with 50% employer match about $65,190 at 4% or $43,460 at 6%; with 100% employer match about $48,893 at 4% or $32,595 at 6%. |
| 2012 | 1 | 17 | $978,144 | $84,640 | $4,979iApproximate average salary by contribution assumption: employee only about $124,471 at 4% or $82,980 at 6%; with 50% employer match about $82,980 at 4% or $55,320 at 6%; with 100% employer match about $62,235 at 4% or $41,490 at 6%. |
| Tsrl, 401(K) Plan | - | 17 | $978,144 | $84,640 | $4,979iApproximate average salary by contribution assumption: employee only about $124,471 at 4% or $82,980 at 6%; with 50% employer match about $82,980 at 4% or $55,320 at 6%; with 100% employer match about $62,235 at 4% or $41,490 at 6%. |
| 2011 | 1 | 17 | $844,299 | $133,633 | $7,861iApproximate average salary by contribution assumption: employee only about $196,519 at 4% or $131,013 at 6%; with 50% employer match about $131,013 at 4% or $87,342 at 6%; with 100% employer match about $98,260 at 4% or $65,506 at 6%. |
| Tsrl, 401(K) Plan | - | 17 | $844,299 | $133,633 | $7,861iApproximate average salary by contribution assumption: employee only about $196,519 at 4% or $131,013 at 6%; with 50% employer match about $131,013 at 4% or $87,342 at 6%; with 100% employer match about $98,260 at 4% or $65,506 at 6%. |
| 2010 | 1 | 23 | $802,183 | $122,305 | $5,318iApproximate average salary by contribution assumption: employee only about $132,940 at 4% or $88,627 at 6%; with 50% employer match about $88,627 at 4% or $59,085 at 6%; with 100% employer match about $66,470 at 4% or $44,313 at 6%. |
| Tsrl, 401(K) Plan | - | 23 | $802,183 | $122,305 | $5,318iApproximate average salary by contribution assumption: employee only about $132,940 at 4% or $88,627 at 6%; with 50% employer match about $88,627 at 4% or $59,085 at 6%; with 100% employer match about $66,470 at 4% or $44,313 at 6%. |
| 2009 | 1 | 18 | $800,047 | $126,516 | $7,029iApproximate average salary by contribution assumption: employee only about $175,717 at 4% or $117,144 at 6%; with 50% employer match about $117,144 at 4% or $78,096 at 6%; with 100% employer match about $87,858 at 4% or $58,572 at 6%. |
| Tsrl, 401(K) Plan | - | 18 | $800,047 | $126,516 | $7,029iApproximate average salary by contribution assumption: employee only about $175,717 at 4% or $117,144 at 6%; with 50% employer match about $117,144 at 4% or $78,096 at 6%; with 100% employer match about $87,858 at 4% or $58,572 at 6%. |
| 2008 | 1 | 16 | $555,678 | $113,660 | $7,104iApproximate average salary by contribution assumption: employee only about $177,594 at 4% or $118,396 at 6%; with 50% employer match about $118,396 at 4% or $78,931 at 6%; with 100% employer match about $88,797 at 4% or $59,198 at 6%. |
| Tsrl, 401(K) Plan | - | 16 | $555,678 | $113,660 | $7,104iApproximate average salary by contribution assumption: employee only about $177,594 at 4% or $118,396 at 6%; with 50% employer match about $118,396 at 4% or $78,931 at 6%; with 100% employer match about $88,797 at 4% or $59,198 at 6%. |
| 2007 | 1 | 16 | $0 | $0 | - |
| Tsrl, 401(K) Plan | - | 16 | - | - | - |
| 2006 | 2 | 9 | $540,977 | $119,982 | $13,331iApproximate average salary by contribution assumption: employee only about $333,283 at 4% or $222,189 at 6%; with 50% employer match about $222,189 at 4% or $148,126 at 6%; with 100% employer match about $166,642 at 4% or $111,094 at 6%. |
| Tsrl, 401(K) Plan | - | 9 | $540,977 | $87,925 | $9,769iApproximate average salary by contribution assumption: employee only about $244,236 at 4% or $162,824 at 6%; with 50% employer match about $162,824 at 4% or $108,549 at 6%; with 100% employer match about $122,118 at 4% or $81,412 at 6%. |
| Tsrl Inc. 401K Plan | - | 0 | - | $32,057 | - |
| 2005 | 1 | 6 | $370,655 | $45,313 | $7,552iApproximate average salary by contribution assumption: employee only about $188,804 at 4% or $125,869 at 6%; with 50% employer match about $125,869 at 4% or $83,913 at 6%; with 100% employer match about $94,402 at 4% or $62,935 at 6%. |
| Tsrl Inc. 401K Plan | - | 6 | $370,655 | $45,313 | $7,552iApproximate average salary by contribution assumption: employee only about $188,804 at 4% or $125,869 at 6%; with 50% employer match about $125,869 at 4% or $83,913 at 6%; with 100% employer match about $94,402 at 4% or $62,935 at 6%. |
| 2004 | 1 | 9 | $325,175 | $69,149 | $7,683iApproximate average salary by contribution assumption: employee only about $192,081 at 4% or $128,054 at 6%; with 50% employer match about $128,054 at 4% or $85,369 at 6%; with 100% employer match about $96,040 at 4% or $64,027 at 6%. |
| Tsrl Inc. 401K Plan | - | 9 | $325,175 | $69,149 | $7,683iApproximate average salary by contribution assumption: employee only about $192,081 at 4% or $128,054 at 6%; with 50% employer match about $128,054 at 4% or $85,369 at 6%; with 100% employer match about $96,040 at 4% or $64,027 at 6%. |
| 2003 | 1 | 8 | $237,229 | $31,275 | $3,909iApproximate average salary by contribution assumption: employee only about $97,734 at 4% or $65,156 at 6%; with 50% employer match about $65,156 at 4% or $43,438 at 6%; with 100% employer match about $48,867 at 4% or $32,578 at 6%. |
| Tsrl Inc. 401K Plan | - | 8 | $237,229 | $31,275 | $3,909iApproximate average salary by contribution assumption: employee only about $97,734 at 4% or $65,156 at 6%; with 50% employer match about $65,156 at 4% or $43,438 at 6%; with 100% employer match about $48,867 at 4% or $32,578 at 6%. |
| 2002 | 1 | 8 | $166,429 | $26,991 | $3,374iApproximate average salary by contribution assumption: employee only about $84,347 at 4% or $56,231 at 6%; with 50% employer match about $56,231 at 4% or $37,488 at 6%; with 100% employer match about $42,173 at 4% or $28,116 at 6%. |
| Tsrl Inc. 401K Plan | - | 8 | $166,429 | $26,991 | $3,374iApproximate average salary by contribution assumption: employee only about $84,347 at 4% or $56,231 at 6%; with 50% employer match about $56,231 at 4% or $37,488 at 6%; with 100% employer match about $42,173 at 4% or $28,116 at 6%. |
| 2001 | 1 | 12 | $234,126 | $21,444 | $1,787iApproximate average salary by contribution assumption: employee only about $44,675 at 4% or $29,783 at 6%; with 50% employer match about $29,783 at 4% or $19,856 at 6%; with 100% employer match about $22,338 at 4% or $14,892 at 6%. |
| Tsrl Inc. 401K Plan | - | 12 | $234,126 | $21,444 | $1,787iApproximate average salary by contribution assumption: employee only about $44,675 at 4% or $29,783 at 6%; with 50% employer match about $29,783 at 4% or $19,856 at 6%; with 100% employer match about $22,338 at 4% or $14,892 at 6%. |
| 2000 | 1 | 8 | $152,019 | $70,670 | $8,834iApproximate average salary by contribution assumption: employee only about $220,844 at 4% or $147,229 at 6%; with 50% employer match about $147,229 at 4% or $98,153 at 6%; with 100% employer match about $110,422 at 4% or $73,615 at 6%. |
| Tsrl Inc. 401K Plan | - | 8 | $152,019 | $70,670 | $8,834iApproximate average salary by contribution assumption: employee only about $220,844 at 4% or $147,229 at 6%; with 50% employer match about $147,229 at 4% or $98,153 at 6%; with 100% employer match about $110,422 at 4% or $73,615 at 6%. |
| 1999 | 1 | 10 | $114,755 | $20,778 | $2,078iApproximate average salary by contribution assumption: employee only about $51,945 at 4% or $34,630 at 6%; with 50% employer match about $34,630 at 4% or $23,087 at 6%; with 100% employer match about $25,973 at 4% or $17,315 at 6%. |
| Tsrl Inc. 401K Plan | - | 10 | $114,755 | $20,778 | $2,078iApproximate average salary by contribution assumption: employee only about $51,945 at 4% or $34,630 at 6%; with 50% employer match about $34,630 at 4% or $23,087 at 6%; with 100% employer match about $25,973 at 4% or $17,315 at 6%. |