Dr. Mark L. Skowron
Plan context: Dr. Mark L. Skowron, O.D. 401K Plan
EIN 36-3863973 • Elmhurst, IL • 27 filings • 2 plans
Current Snapshot
Latest Year
2025
2025 Participants
17
2025 Assets
$5,618,682
2025 Contributions
$161,920
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 | 17 | $5,618,682 | $161,920 | $9,525iApproximate average salary by contribution assumption: employee only about $238,118 at 4% or $158,745 at 6%; with 50% employer match about $158,745 at 4% or $105,830 at 6%; with 100% employer match about $119,059 at 4% or $79,373 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 17 | $5,618,682 | $161,920 | $9,525iApproximate average salary by contribution assumption: employee only about $238,118 at 4% or $158,745 at 6%; with 50% employer match about $158,745 at 4% or $105,830 at 6%; with 100% employer match about $119,059 at 4% or $79,373 at 6%. |
| 2024 | 1 | 17 | $4,942,227 | $148,118 | $8,713iApproximate average salary by contribution assumption: employee only about $217,821 at 4% or $145,214 at 6%; with 50% employer match about $145,214 at 4% or $96,809 at 6%; with 100% employer match about $108,910 at 4% or $72,607 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 17 | $4,942,227 | $148,118 | $8,713iApproximate average salary by contribution assumption: employee only about $217,821 at 4% or $145,214 at 6%; with 50% employer match about $145,214 at 4% or $96,809 at 6%; with 100% employer match about $108,910 at 4% or $72,607 at 6%. |
| 2023 | 1 | 17 | $4,030,344 | $98,918 | $5,819iApproximate average salary by contribution assumption: employee only about $145,468 at 4% or $96,978 at 6%; with 50% employer match about $96,978 at 4% or $64,652 at 6%; with 100% employer match about $72,734 at 4% or $48,489 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 17 | $4,030,344 | $98,918 | $5,819iApproximate average salary by contribution assumption: employee only about $145,468 at 4% or $96,978 at 6%; with 50% employer match about $96,978 at 4% or $64,652 at 6%; with 100% employer match about $72,734 at 4% or $48,489 at 6%. |
| 2022 | 1 | 15 | $3,369,948 | $76,177 | $5,078iApproximate average salary by contribution assumption: employee only about $126,962 at 4% or $84,641 at 6%; with 50% employer match about $84,641 at 4% or $56,427 at 6%; with 100% employer match about $63,481 at 4% or $42,321 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 15 | $3,369,948 | $76,177 | $5,078iApproximate average salary by contribution assumption: employee only about $126,962 at 4% or $84,641 at 6%; with 50% employer match about $84,641 at 4% or $56,427 at 6%; with 100% employer match about $63,481 at 4% or $42,321 at 6%. |
| 2021 | 1 | 13 | $3,935,951 | $89,538 | $6,888iApproximate average salary by contribution assumption: employee only about $172,188 at 4% or $114,792 at 6%; with 50% employer match about $114,792 at 4% or $76,528 at 6%; with 100% employer match about $86,094 at 4% or $57,396 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 13 | $3,935,951 | $89,538 | $6,888iApproximate average salary by contribution assumption: employee only about $172,188 at 4% or $114,792 at 6%; with 50% employer match about $114,792 at 4% or $76,528 at 6%; with 100% employer match about $86,094 at 4% or $57,396 at 6%. |
| 2020 | 1 | 10 | $3,287,654 | $75,334 | $7,533iApproximate average salary by contribution assumption: employee only about $188,335 at 4% or $125,557 at 6%; with 50% employer match about $125,557 at 4% or $83,704 at 6%; with 100% employer match about $94,168 at 4% or $62,778 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 10 | $3,287,654 | $75,334 | $7,533iApproximate average salary by contribution assumption: employee only about $188,335 at 4% or $125,557 at 6%; with 50% employer match about $125,557 at 4% or $83,704 at 6%; with 100% employer match about $94,168 at 4% or $62,778 at 6%. |
| 2019 | 1 | 8 | $3,019,822 | $75,502 | $9,438iApproximate average salary by contribution assumption: employee only about $235,944 at 4% or $157,296 at 6%; with 50% employer match about $157,296 at 4% or $104,864 at 6%; with 100% employer match about $117,972 at 4% or $78,648 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 8 | $3,019,822 | $75,502 | $9,438iApproximate average salary by contribution assumption: employee only about $235,944 at 4% or $157,296 at 6%; with 50% employer match about $157,296 at 4% or $104,864 at 6%; with 100% employer match about $117,972 at 4% or $78,648 at 6%. |
| 2018 | 1 | 14 | $2,446,983 | $77,838 | $5,560iApproximate average salary by contribution assumption: employee only about $138,996 at 4% or $92,664 at 6%; with 50% employer match about $92,664 at 4% or $61,776 at 6%; with 100% employer match about $69,498 at 4% or $46,332 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 14 | $2,446,983 | $77,838 | $5,560iApproximate average salary by contribution assumption: employee only about $138,996 at 4% or $92,664 at 6%; with 50% employer match about $92,664 at 4% or $61,776 at 6%; with 100% employer match about $69,498 at 4% or $46,332 at 6%. |
| 2017 | 1 | 13 | $2,563,414 | $53,576 | $4,121iApproximate average salary by contribution assumption: employee only about $103,031 at 4% or $68,687 at 6%; with 50% employer match about $68,687 at 4% or $45,791 at 6%; with 100% employer match about $51,515 at 4% or $34,344 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 13 | $2,563,414 | $53,576 | $4,121iApproximate average salary by contribution assumption: employee only about $103,031 at 4% or $68,687 at 6%; with 50% employer match about $68,687 at 4% or $45,791 at 6%; with 100% employer match about $51,515 at 4% or $34,344 at 6%. |
| 2016 | 1 | 14 | $2,155,165 | $70,026 | $5,002iApproximate average salary by contribution assumption: employee only about $125,046 at 4% or $83,364 at 6%; with 50% employer match about $83,364 at 4% or $55,576 at 6%; with 100% employer match about $62,523 at 4% or $41,682 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 14 | $2,155,165 | $70,026 | $5,002iApproximate average salary by contribution assumption: employee only about $125,046 at 4% or $83,364 at 6%; with 50% employer match about $83,364 at 4% or $55,576 at 6%; with 100% employer match about $62,523 at 4% or $41,682 at 6%. |
| 2015 | 1 | 13 | $1,937,172 | $73,024 | $5,617iApproximate average salary by contribution assumption: employee only about $140,431 at 4% or $93,621 at 6%; with 50% employer match about $93,621 at 4% or $62,414 at 6%; with 100% employer match about $70,215 at 4% or $46,810 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 13 | $1,937,172 | $73,024 | $5,617iApproximate average salary by contribution assumption: employee only about $140,431 at 4% or $93,621 at 6%; with 50% employer match about $93,621 at 4% or $62,414 at 6%; with 100% employer match about $70,215 at 4% or $46,810 at 6%. |
| 2014 | 1 | 12 | $2,161,124 | $68,664 | $5,722iApproximate average salary by contribution assumption: employee only about $143,050 at 4% or $95,367 at 6%; with 50% employer match about $95,367 at 4% or $63,578 at 6%; with 100% employer match about $71,525 at 4% or $47,683 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 12 | $2,161,124 | $68,664 | $5,722iApproximate average salary by contribution assumption: employee only about $143,050 at 4% or $95,367 at 6%; with 50% employer match about $95,367 at 4% or $63,578 at 6%; with 100% employer match about $71,525 at 4% or $47,683 at 6%. |
| 2013 | 1 | 11 | $1,948,602 | $70,388 | $6,399iApproximate average salary by contribution assumption: employee only about $159,973 at 4% or $106,648 at 6%; with 50% employer match about $106,648 at 4% or $71,099 at 6%; with 100% employer match about $79,986 at 4% or $53,324 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 11 | $1,948,602 | $70,388 | $6,399iApproximate average salary by contribution assumption: employee only about $159,973 at 4% or $106,648 at 6%; with 50% employer match about $106,648 at 4% or $71,099 at 6%; with 100% employer match about $79,986 at 4% or $53,324 at 6%. |
| 2012 | 1 | 9 | $1,573,265 | $71,048 | $7,894iApproximate average salary by contribution assumption: employee only about $197,356 at 4% or $131,570 at 6%; with 50% employer match about $131,570 at 4% or $87,714 at 6%; with 100% employer match about $98,678 at 4% or $65,785 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 9 | $1,573,265 | $71,048 | $7,894iApproximate average salary by contribution assumption: employee only about $197,356 at 4% or $131,570 at 6%; with 50% employer match about $131,570 at 4% or $87,714 at 6%; with 100% employer match about $98,678 at 4% or $65,785 at 6%. |
| 2011 | 1 | 13 | $1,482,982 | $72,789 | $5,599iApproximate average salary by contribution assumption: employee only about $139,979 at 4% or $93,319 at 6%; with 50% employer match about $93,319 at 4% or $62,213 at 6%; with 100% employer match about $69,989 at 4% or $46,660 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 13 | $1,482,982 | $72,789 | $5,599iApproximate average salary by contribution assumption: employee only about $139,979 at 4% or $93,319 at 6%; with 50% employer match about $93,319 at 4% or $62,213 at 6%; with 100% employer match about $69,989 at 4% or $46,660 at 6%. |
| 2010 | 1 | 14 | $1,442,360 | $68,869 | $4,919iApproximate average salary by contribution assumption: employee only about $122,980 at 4% or $81,987 at 6%; with 50% employer match about $81,987 at 4% or $54,658 at 6%; with 100% employer match about $61,490 at 4% or $40,993 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 14 | $1,442,360 | $68,869 | $4,919iApproximate average salary by contribution assumption: employee only about $122,980 at 4% or $81,987 at 6%; with 50% employer match about $81,987 at 4% or $54,658 at 6%; with 100% employer match about $61,490 at 4% or $40,993 at 6%. |
| 2009 | 1 | 13 | $1,252,482 | $65,266 | $5,020iApproximate average salary by contribution assumption: employee only about $125,512 at 4% or $83,674 at 6%; with 50% employer match about $83,674 at 4% or $55,783 at 6%; with 100% employer match about $62,756 at 4% or $41,837 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 13 | $1,252,482 | $65,266 | $5,020iApproximate average salary by contribution assumption: employee only about $125,512 at 4% or $83,674 at 6%; with 50% employer match about $83,674 at 4% or $55,783 at 6%; with 100% employer match about $62,756 at 4% or $41,837 at 6%. |
| 2008 | 1 | 8 | $1,011,261 | $73,727 | $9,216iApproximate average salary by contribution assumption: employee only about $230,397 at 4% or $153,598 at 6%; with 50% employer match about $153,598 at 4% or $102,399 at 6%; with 100% employer match about $115,198 at 4% or $76,799 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 8 | $1,011,261 | $73,727 | $9,216iApproximate average salary by contribution assumption: employee only about $230,397 at 4% or $153,598 at 6%; with 50% employer match about $153,598 at 4% or $102,399 at 6%; with 100% employer match about $115,198 at 4% or $76,799 at 6%. |
| 2007 | 1 | 9 | $1,296,205 | $94,647 | $10,516iApproximate average salary by contribution assumption: employee only about $262,908 at 4% or $175,272 at 6%; with 50% employer match about $175,272 at 4% or $116,848 at 6%; with 100% employer match about $131,454 at 4% or $87,636 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 9 | $1,296,205 | $94,647 | $10,516iApproximate average salary by contribution assumption: employee only about $262,908 at 4% or $175,272 at 6%; with 50% employer match about $175,272 at 4% or $116,848 at 6%; with 100% employer match about $131,454 at 4% or $87,636 at 6%. |
| 2006 | 1 | 9 | $1,135,165 | $67,768 | $7,530iApproximate average salary by contribution assumption: employee only about $188,244 at 4% or $125,496 at 6%; with 50% employer match about $125,496 at 4% or $83,664 at 6%; with 100% employer match about $94,122 at 4% or $62,748 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 9 | $1,135,165 | $67,768 | $7,530iApproximate average salary by contribution assumption: employee only about $188,244 at 4% or $125,496 at 6%; with 50% employer match about $125,496 at 4% or $83,664 at 6%; with 100% employer match about $94,122 at 4% or $62,748 at 6%. |
| 2005 | 1 | 8 | $955,412 | $56,171 | $7,021iApproximate average salary by contribution assumption: employee only about $175,534 at 4% or $117,023 at 6%; with 50% employer match about $117,023 at 4% or $78,015 at 6%; with 100% employer match about $87,767 at 4% or $58,511 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 8 | $955,412 | $56,171 | $7,021iApproximate average salary by contribution assumption: employee only about $175,534 at 4% or $117,023 at 6%; with 50% employer match about $117,023 at 4% or $78,015 at 6%; with 100% employer match about $87,767 at 4% or $58,511 at 6%. |
| 2004 | 1 | 7 | $856,511 | $55,006 | $7,858iApproximate average salary by contribution assumption: employee only about $196,450 at 4% or $130,967 at 6%; with 50% employer match about $130,967 at 4% or $87,311 at 6%; with 100% employer match about $98,225 at 4% or $65,483 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 7 | $856,511 | $55,006 | $7,858iApproximate average salary by contribution assumption: employee only about $196,450 at 4% or $130,967 at 6%; with 50% employer match about $130,967 at 4% or $87,311 at 6%; with 100% employer match about $98,225 at 4% or $65,483 at 6%. |
| 2003 | 1 | 7 | $727,235 | $39,797 | $5,685iApproximate average salary by contribution assumption: employee only about $142,132 at 4% or $94,755 at 6%; with 50% employer match about $94,755 at 4% or $63,170 at 6%; with 100% employer match about $71,066 at 4% or $47,377 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 7 | $727,235 | $39,797 | $5,685iApproximate average salary by contribution assumption: employee only about $142,132 at 4% or $94,755 at 6%; with 50% employer match about $94,755 at 4% or $63,170 at 6%; with 100% employer match about $71,066 at 4% or $47,377 at 6%. |
| 2002 | 1 | 7 | $601,078 | $44,175 | $6,311iApproximate average salary by contribution assumption: employee only about $157,768 at 4% or $105,179 at 6%; with 50% employer match about $105,179 at 4% or $70,119 at 6%; with 100% employer match about $78,884 at 4% or $52,589 at 6%. |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 7 | $601,078 | $44,175 | $6,311iApproximate average salary by contribution assumption: employee only about $157,768 at 4% or $105,179 at 6%; with 50% employer match about $105,179 at 4% or $70,119 at 6%; with 100% employer match about $78,884 at 4% or $52,589 at 6%. |
| 2001 | 1 | 6 | $0 | $0 | - |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 6 | - | - | - |
| 2000 | 1 | 7 | $747,785 | $0 | - |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 7 | $747,785 | - | - |
| 1999 | 1 | 0 | $861,371 | $26,699 | - |
| Dr. Mark L. Skowron, O.D. 401K Plan | - | 0 | $861,371 | $26,699 | - |