Michael & David Rothan, D.D.S. Inc
Plan context: Twin Dental 401(K) Retirement Savings Plan & Trust
EIN 31-1420943 • Cincinnati, OH • 23 filings • 5 plans
Current Snapshot
Latest Year
2024
2024 Participants
22
2024 Assets
$581,121
2024 Contributions
$177,200
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 | 22 | $581,121 | $177,200 | $8,055iApproximate average salary by contribution assumption: employee only about $201,364 at 4% or $134,242 at 6%; with 50% employer match about $134,242 at 4% or $89,495 at 6%; with 100% employer match about $100,682 at 4% or $67,121 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 22 | $581,121 | $177,200 | $8,055iApproximate average salary by contribution assumption: employee only about $201,364 at 4% or $134,242 at 6%; with 50% employer match about $134,242 at 4% or $89,495 at 6%; with 100% employer match about $100,682 at 4% or $67,121 at 6%. |
| 2023 | 2 | 24 | $495,992 | $221,815 | $9,242iApproximate average salary by contribution assumption: employee only about $231,057 at 4% or $154,038 at 6%; with 50% employer match about $154,038 at 4% or $102,692 at 6%; with 100% employer match about $115,529 at 4% or $77,019 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 24 | $495,992 | $154,230 | $6,426iApproximate average salary by contribution assumption: employee only about $160,656 at 4% or $107,104 at 6%; with 50% employer match about $107,104 at 4% or $71,403 at 6%; with 100% employer match about $80,328 at 4% or $53,552 at 6%. |
| TWIN DENTAL SOCA BENEFIT PLAN | - | 0 | $0 | $67,585 | - |
| 2022 | 1 | 16 | $444,860 | $167,125 | $10,445iApproximate average salary by contribution assumption: employee only about $261,133 at 4% or $174,089 at 6%; with 50% employer match about $174,089 at 4% or $116,059 at 6%; with 100% employer match about $130,566 at 4% or $87,044 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 16 | $444,860 | $167,125 | $10,445iApproximate average salary by contribution assumption: employee only about $261,133 at 4% or $174,089 at 6%; with 50% employer match about $174,089 at 4% or $116,059 at 6%; with 100% employer match about $130,566 at 4% or $87,044 at 6%. |
| 2021 | 1 | 14 | $2,388,324 | $165,818 | $11,844iApproximate average salary by contribution assumption: employee only about $296,104 at 4% or $197,402 at 6%; with 50% employer match about $197,402 at 4% or $131,602 at 6%; with 100% employer match about $148,052 at 4% or $98,701 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 14 | $2,388,324 | $165,818 | $11,844iApproximate average salary by contribution assumption: employee only about $296,104 at 4% or $197,402 at 6%; with 50% employer match about $197,402 at 4% or $131,602 at 6%; with 100% employer match about $148,052 at 4% or $98,701 at 6%. |
| 2020 | 1 | 13 | $2,185,076 | $123,336 | $9,487iApproximate average salary by contribution assumption: employee only about $237,185 at 4% or $158,123 at 6%; with 50% employer match about $158,123 at 4% or $105,415 at 6%; with 100% employer match about $118,592 at 4% or $79,062 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 13 | $2,185,076 | $123,336 | $9,487iApproximate average salary by contribution assumption: employee only about $237,185 at 4% or $158,123 at 6%; with 50% employer match about $158,123 at 4% or $105,415 at 6%; with 100% employer match about $118,592 at 4% or $79,062 at 6%. |
| 2019 | 1 | 14 | $1,862,699 | $124,578 | $8,898iApproximate average salary by contribution assumption: employee only about $222,461 at 4% or $148,307 at 6%; with 50% employer match about $148,307 at 4% or $98,871 at 6%; with 100% employer match about $111,230 at 4% or $74,154 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 14 | $1,862,699 | $124,578 | $8,898iApproximate average salary by contribution assumption: employee only about $222,461 at 4% or $148,307 at 6%; with 50% employer match about $148,307 at 4% or $98,871 at 6%; with 100% employer match about $111,230 at 4% or $74,154 at 6%. |
| 2018 | 1 | 16 | $1,473,347 | $119,197 | $7,450iApproximate average salary by contribution assumption: employee only about $186,245 at 4% or $124,164 at 6%; with 50% employer match about $124,164 at 4% or $82,776 at 6%; with 100% employer match about $93,123 at 4% or $62,082 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 16 | $1,473,347 | $119,197 | $7,450iApproximate average salary by contribution assumption: employee only about $186,245 at 4% or $124,164 at 6%; with 50% employer match about $124,164 at 4% or $82,776 at 6%; with 100% employer match about $93,123 at 4% or $62,082 at 6%. |
| 2017 | 1 | 15 | $1,436,973 | $145,659 | $9,711iApproximate average salary by contribution assumption: employee only about $242,765 at 4% or $161,843 at 6%; with 50% employer match about $161,843 at 4% or $107,896 at 6%; with 100% employer match about $121,383 at 4% or $80,922 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 15 | $1,436,973 | $145,659 | $9,711iApproximate average salary by contribution assumption: employee only about $242,765 at 4% or $161,843 at 6%; with 50% employer match about $161,843 at 4% or $107,896 at 6%; with 100% employer match about $121,383 at 4% or $80,922 at 6%. |
| 2016 | 1 | 14 | $1,111,918 | $67,670 | $4,834iApproximate average salary by contribution assumption: employee only about $120,839 at 4% or $80,560 at 6%; with 50% employer match about $80,560 at 4% or $53,706 at 6%; with 100% employer match about $60,420 at 4% or $40,280 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 14 | $1,111,918 | $67,670 | $4,834iApproximate average salary by contribution assumption: employee only about $120,839 at 4% or $80,560 at 6%; with 50% employer match about $80,560 at 4% or $53,706 at 6%; with 100% employer match about $60,420 at 4% or $40,280 at 6%. |
| 2015 | 1 | 12 | $973,491 | $93,919 | $7,827iApproximate average salary by contribution assumption: employee only about $195,665 at 4% or $130,443 at 6%; with 50% employer match about $130,443 at 4% or $86,962 at 6%; with 100% employer match about $97,832 at 4% or $65,222 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 12 | $973,491 | $93,919 | $7,827iApproximate average salary by contribution assumption: employee only about $195,665 at 4% or $130,443 at 6%; with 50% employer match about $130,443 at 4% or $86,962 at 6%; with 100% employer match about $97,832 at 4% or $65,222 at 6%. |
| 2014 | 1 | 9 | $925,015 | $29,116 | $3,235iApproximate average salary by contribution assumption: employee only about $80,878 at 4% or $53,919 at 6%; with 50% employer match about $53,919 at 4% or $35,946 at 6%; with 100% employer match about $40,439 at 4% or $26,959 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 9 | $925,015 | $29,116 | $3,235iApproximate average salary by contribution assumption: employee only about $80,878 at 4% or $53,919 at 6%; with 50% employer match about $53,919 at 4% or $35,946 at 6%; with 100% employer match about $40,439 at 4% or $26,959 at 6%. |
| 2013 | 1 | 12 | $841,692 | $18,783 | $1,565iApproximate average salary by contribution assumption: employee only about $39,131 at 4% or $26,088 at 6%; with 50% employer match about $26,088 at 4% or $17,392 at 6%; with 100% employer match about $19,566 at 4% or $13,044 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 12 | $841,692 | $18,783 | $1,565iApproximate average salary by contribution assumption: employee only about $39,131 at 4% or $26,088 at 6%; with 50% employer match about $26,088 at 4% or $17,392 at 6%; with 100% employer match about $19,566 at 4% or $13,044 at 6%. |
| 2012 | 1 | 10 | $761,951 | $60,228 | $6,023iApproximate average salary by contribution assumption: employee only about $150,570 at 4% or $100,380 at 6%; with 50% employer match about $100,380 at 4% or $66,920 at 6%; with 100% employer match about $75,285 at 4% or $50,190 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 10 | $761,951 | $60,228 | $6,023iApproximate average salary by contribution assumption: employee only about $150,570 at 4% or $100,380 at 6%; with 50% employer match about $100,380 at 4% or $66,920 at 6%; with 100% employer match about $75,285 at 4% or $50,190 at 6%. |
| 2011 | 1 | 12 | $646,148 | $61,356 | $5,113iApproximate average salary by contribution assumption: employee only about $127,825 at 4% or $85,217 at 6%; with 50% employer match about $85,217 at 4% or $56,811 at 6%; with 100% employer match about $63,913 at 4% or $42,608 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 12 | $646,148 | $61,356 | $5,113iApproximate average salary by contribution assumption: employee only about $127,825 at 4% or $85,217 at 6%; with 50% employer match about $85,217 at 4% or $56,811 at 6%; with 100% employer match about $63,913 at 4% or $42,608 at 6%. |
| 2010 | 1 | 13 | $599,697 | $79,067 | $6,082iApproximate average salary by contribution assumption: employee only about $152,052 at 4% or $101,368 at 6%; with 50% employer match about $101,368 at 4% or $67,579 at 6%; with 100% employer match about $76,026 at 4% or $50,684 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 13 | $599,697 | $79,067 | $6,082iApproximate average salary by contribution assumption: employee only about $152,052 at 4% or $101,368 at 6%; with 50% employer match about $101,368 at 4% or $67,579 at 6%; with 100% employer match about $76,026 at 4% or $50,684 at 6%. |
| 2009 | 1 | 14 | $494,842 | $22,078 | $1,577iApproximate average salary by contribution assumption: employee only about $39,425 at 4% or $26,283 at 6%; with 50% employer match about $26,283 at 4% or $17,522 at 6%; with 100% employer match about $19,713 at 4% or $13,142 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 14 | $494,842 | $22,078 | $1,577iApproximate average salary by contribution assumption: employee only about $39,425 at 4% or $26,283 at 6%; with 50% employer match about $26,283 at 4% or $17,522 at 6%; with 100% employer match about $19,713 at 4% or $13,142 at 6%. |
| 2008 | 1 | 14 | $0 | $0 | - |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 14 | - | - | - |
| 2007 | 1 | 13 | $0 | $0 | - |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 13 | - | - | - |
| 2006 | 1 | 13 | $466,435 | $106,802 | $8,216iApproximate average salary by contribution assumption: employee only about $205,388 at 4% or $136,926 at 6%; with 50% employer match about $136,926 at 4% or $91,284 at 6%; with 100% employer match about $102,694 at 4% or $68,463 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 13 | $466,435 | $106,802 | $8,216iApproximate average salary by contribution assumption: employee only about $205,388 at 4% or $136,926 at 6%; with 50% employer match about $136,926 at 4% or $91,284 at 6%; with 100% employer match about $102,694 at 4% or $68,463 at 6%. |
| 2005 | 1 | 11 | $326,391 | $74,738 | $6,794iApproximate average salary by contribution assumption: employee only about $169,859 at 4% or $113,239 at 6%; with 50% employer match about $113,239 at 4% or $75,493 at 6%; with 100% employer match about $84,930 at 4% or $56,620 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 11 | $326,391 | $74,738 | $6,794iApproximate average salary by contribution assumption: employee only about $169,859 at 4% or $113,239 at 6%; with 50% employer match about $113,239 at 4% or $75,493 at 6%; with 100% employer match about $84,930 at 4% or $56,620 at 6%. |
| 2004 | 1 | 13 | $249,562 | $112,988 | $8,691iApproximate average salary by contribution assumption: employee only about $217,285 at 4% or $144,856 at 6%; with 50% employer match about $144,856 at 4% or $96,571 at 6%; with 100% employer match about $108,642 at 4% or $72,428 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 13 | $249,562 | $112,988 | $8,691iApproximate average salary by contribution assumption: employee only about $217,285 at 4% or $144,856 at 6%; with 50% employer match about $144,856 at 4% or $96,571 at 6%; with 100% employer match about $108,642 at 4% or $72,428 at 6%. |
| 2003 | 1 | 14 | $128,536 | $122,146 | $8,725iApproximate average salary by contribution assumption: employee only about $218,118 at 4% or $145,412 at 6%; with 50% employer match about $145,412 at 4% or $96,941 at 6%; with 100% employer match about $109,059 at 4% or $72,706 at 6%. |
| Twin Dental 401(K) Retirement Savings Plan & Trust | - | 14 | $128,536 | $122,146 | $8,725iApproximate average salary by contribution assumption: employee only about $218,118 at 4% or $145,412 at 6%; with 50% employer match about $145,412 at 4% or $96,941 at 6%; with 100% employer match about $109,059 at 4% or $72,706 at 6%. |