Joseph E O'Brien DMD PC
Plan context: Joseph E O'Brien Retirement Plan
EIN 80-0358388 • Gardner, MA • 14 filings • 1 plans
Current Snapshot
Latest Year
2025
2025 Participants
8
2025 Assets
$1,480,998
2025 Contributions
$49,635
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 | 8 | $1,480,998 | $49,635 | $6,204iApproximate average salary by contribution assumption: employee only about $155,109 at 4% or $103,406 at 6%; with 50% employer match about $103,406 at 4% or $68,938 at 6%; with 100% employer match about $77,555 at 4% or $51,703 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 8 | $1,480,998 | $49,635 | $6,204iApproximate average salary by contribution assumption: employee only about $155,109 at 4% or $103,406 at 6%; with 50% employer match about $103,406 at 4% or $68,938 at 6%; with 100% employer match about $77,555 at 4% or $51,703 at 6%. |
| 2024 | 1 | 8 | $1,214,897 | $48,597 | $6,075iApproximate average salary by contribution assumption: employee only about $151,866 at 4% or $101,244 at 6%; with 50% employer match about $101,244 at 4% or $67,496 at 6%; with 100% employer match about $75,933 at 4% or $50,622 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 8 | $1,214,897 | $48,597 | $6,075iApproximate average salary by contribution assumption: employee only about $151,866 at 4% or $101,244 at 6%; with 50% employer match about $101,244 at 4% or $67,496 at 6%; with 100% employer match about $75,933 at 4% or $50,622 at 6%. |
| 2023 | 1 | 8 | $953,175 | $44,900 | $5,613iApproximate average salary by contribution assumption: employee only about $140,313 at 4% or $93,542 at 6%; with 50% employer match about $93,542 at 4% or $62,361 at 6%; with 100% employer match about $70,156 at 4% or $46,771 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 8 | $953,175 | $44,900 | $5,613iApproximate average salary by contribution assumption: employee only about $140,313 at 4% or $93,542 at 6%; with 50% employer match about $93,542 at 4% or $62,361 at 6%; with 100% employer match about $70,156 at 4% or $46,771 at 6%. |
| 2022 | 1 | 8 | $769,847 | $41,856 | $5,232iApproximate average salary by contribution assumption: employee only about $130,800 at 4% or $87,200 at 6%; with 50% employer match about $87,200 at 4% or $58,133 at 6%; with 100% employer match about $65,400 at 4% or $43,600 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 8 | $769,847 | $41,856 | $5,232iApproximate average salary by contribution assumption: employee only about $130,800 at 4% or $87,200 at 6%; with 50% employer match about $87,200 at 4% or $58,133 at 6%; with 100% employer match about $65,400 at 4% or $43,600 at 6%. |
| 2021 | 1 | 8 | $960,215 | $49,604 | $6,201iApproximate average salary by contribution assumption: employee only about $155,013 at 4% or $103,342 at 6%; with 50% employer match about $103,342 at 4% or $68,894 at 6%; with 100% employer match about $77,506 at 4% or $51,671 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 8 | $960,215 | $49,604 | $6,201iApproximate average salary by contribution assumption: employee only about $155,013 at 4% or $103,342 at 6%; with 50% employer match about $103,342 at 4% or $68,894 at 6%; with 100% employer match about $77,506 at 4% or $51,671 at 6%. |
| 2020 | 1 | 7 | $787,752 | $40,145 | $5,735iApproximate average salary by contribution assumption: employee only about $143,375 at 4% or $95,583 at 6%; with 50% employer match about $95,583 at 4% or $63,722 at 6%; with 100% employer match about $71,688 at 4% or $47,792 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 7 | $787,752 | $40,145 | $5,735iApproximate average salary by contribution assumption: employee only about $143,375 at 4% or $95,583 at 6%; with 50% employer match about $95,583 at 4% or $63,722 at 6%; with 100% employer match about $71,688 at 4% or $47,792 at 6%. |
| 2019 | 1 | 6 | $595,445 | $47,046 | $7,841iApproximate average salary by contribution assumption: employee only about $196,025 at 4% or $130,683 at 6%; with 50% employer match about $130,683 at 4% or $87,122 at 6%; with 100% employer match about $98,013 at 4% or $65,342 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 6 | $595,445 | $47,046 | $7,841iApproximate average salary by contribution assumption: employee only about $196,025 at 4% or $130,683 at 6%; with 50% employer match about $130,683 at 4% or $87,122 at 6%; with 100% employer match about $98,013 at 4% or $65,342 at 6%. |
| 2018 | 1 | 6 | $435,838 | $73,845 | $12,308iApproximate average salary by contribution assumption: employee only about $307,688 at 4% or $205,125 at 6%; with 50% employer match about $205,125 at 4% or $136,750 at 6%; with 100% employer match about $153,844 at 4% or $102,563 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 6 | $435,838 | $73,845 | $12,308iApproximate average salary by contribution assumption: employee only about $307,688 at 4% or $205,125 at 6%; with 50% employer match about $205,125 at 4% or $136,750 at 6%; with 100% employer match about $153,844 at 4% or $102,563 at 6%. |
| 2017 | 1 | 6 | $409,200 | $72,907 | $12,151iApproximate average salary by contribution assumption: employee only about $303,779 at 4% or $202,519 at 6%; with 50% employer match about $202,519 at 4% or $135,013 at 6%; with 100% employer match about $151,890 at 4% or $101,260 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 6 | $409,200 | $72,907 | $12,151iApproximate average salary by contribution assumption: employee only about $303,779 at 4% or $202,519 at 6%; with 50% employer match about $202,519 at 4% or $135,013 at 6%; with 100% employer match about $151,890 at 4% or $101,260 at 6%. |
| 2016 | 1 | 6 | $275,592 | $65,555 | $10,926iApproximate average salary by contribution assumption: employee only about $273,146 at 4% or $182,097 at 6%; with 50% employer match about $182,097 at 4% or $121,398 at 6%; with 100% employer match about $136,573 at 4% or $91,049 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 6 | $275,592 | $65,555 | $10,926iApproximate average salary by contribution assumption: employee only about $273,146 at 4% or $182,097 at 6%; with 50% employer match about $182,097 at 4% or $121,398 at 6%; with 100% employer match about $136,573 at 4% or $91,049 at 6%. |
| 2015 | 1 | 5 | $195,760 | $63,209 | $12,642iApproximate average salary by contribution assumption: employee only about $316,045 at 4% or $210,697 at 6%; with 50% employer match about $210,697 at 4% or $140,464 at 6%; with 100% employer match about $158,023 at 4% or $105,348 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 5 | $195,760 | $63,209 | $12,642iApproximate average salary by contribution assumption: employee only about $316,045 at 4% or $210,697 at 6%; with 50% employer match about $210,697 at 4% or $140,464 at 6%; with 100% employer match about $158,023 at 4% or $105,348 at 6%. |
| 2014 | 1 | 5 | $140,449 | $63,911 | $12,782iApproximate average salary by contribution assumption: employee only about $319,555 at 4% or $213,037 at 6%; with 50% employer match about $213,037 at 4% or $142,024 at 6%; with 100% employer match about $159,778 at 4% or $106,518 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 5 | $140,449 | $63,911 | $12,782iApproximate average salary by contribution assumption: employee only about $319,555 at 4% or $213,037 at 6%; with 50% employer match about $213,037 at 4% or $142,024 at 6%; with 100% employer match about $159,778 at 4% or $106,518 at 6%. |
| 2013 | 1 | 5 | $72,054 | $66,333 | $13,267iApproximate average salary by contribution assumption: employee only about $331,665 at 4% or $221,110 at 6%; with 50% employer match about $221,110 at 4% or $147,407 at 6%; with 100% employer match about $165,833 at 4% or $110,555 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 5 | $72,054 | $66,333 | $13,267iApproximate average salary by contribution assumption: employee only about $331,665 at 4% or $221,110 at 6%; with 50% employer match about $221,110 at 4% or $147,407 at 6%; with 100% employer match about $165,833 at 4% or $110,555 at 6%. |
| 2012 | 1 | 1 | $100 | $100 | $100iApproximate average salary by contribution assumption: employee only about $2,500 at 4% or $1,667 at 6%; with 50% employer match about $1,667 at 4% or $1,111 at 6%; with 100% employer match about $1,250 at 4% or $833 at 6%. |
| Joseph E O'Brien Retirement Plan | - | 1 | $100 | $100 | $100iApproximate average salary by contribution assumption: employee only about $2,500 at 4% or $1,667 at 6%; with 50% employer match about $1,667 at 4% or $1,111 at 6%; with 100% employer match about $1,250 at 4% or $833 at 6%. |