James a. Diperna DMD PC.
Plan context: James a. Diperna DMD PC. 401(K) Profit Sharing Plan
EIN 26-1638363 • Pittsburgh, PA • 18 filings • 4 plans
Current Snapshot
Latest Year
2025
2025 Participants
30
2025 Assets
$2,264,903
2025 Contributions
$307,949
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 | 30 | $2,264,903 | $307,949 | $10,265iApproximate average salary by contribution assumption: employee only about $256,624 at 4% or $171,083 at 6%; with 50% employer match about $171,083 at 4% or $114,055 at 6%; with 100% employer match about $128,312 at 4% or $85,541 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 30 | $2,264,903 | $307,949 | $10,265iApproximate average salary by contribution assumption: employee only about $256,624 at 4% or $171,083 at 6%; with 50% employer match about $171,083 at 4% or $114,055 at 6%; with 100% employer match about $128,312 at 4% or $85,541 at 6%. |
| 2024 | 1 | 26 | $1,735,568 | $284,532 | $10,944iApproximate average salary by contribution assumption: employee only about $273,588 at 4% or $182,392 at 6%; with 50% employer match about $182,392 at 4% or $121,595 at 6%; with 100% employer match about $136,794 at 4% or $91,196 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 26 | $1,735,568 | $284,532 | $10,944iApproximate average salary by contribution assumption: employee only about $273,588 at 4% or $182,392 at 6%; with 50% employer match about $182,392 at 4% or $121,595 at 6%; with 100% employer match about $136,794 at 4% or $91,196 at 6%. |
| 2023 | 1 | 21 | $1,317,489 | $227,078 | $10,813iApproximate average salary by contribution assumption: employee only about $270,331 at 4% or $180,221 at 6%; with 50% employer match about $180,221 at 4% or $120,147 at 6%; with 100% employer match about $135,165 at 4% or $90,110 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 21 | $1,317,489 | $227,078 | $10,813iApproximate average salary by contribution assumption: employee only about $270,331 at 4% or $180,221 at 6%; with 50% employer match about $180,221 at 4% or $120,147 at 6%; with 100% employer match about $135,165 at 4% or $90,110 at 6%. |
| 2022 | 1 | 18 | $3,333,248 | $175,164 | $9,731iApproximate average salary by contribution assumption: employee only about $243,283 at 4% or $162,189 at 6%; with 50% employer match about $162,189 at 4% or $108,126 at 6%; with 100% employer match about $121,642 at 4% or $81,094 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 18 | $3,333,248 | $175,164 | $9,731iApproximate average salary by contribution assumption: employee only about $243,283 at 4% or $162,189 at 6%; with 50% employer match about $162,189 at 4% or $108,126 at 6%; with 100% employer match about $121,642 at 4% or $81,094 at 6%. |
| 2021 | 1 | 20 | $3,618,357 | $172,053 | $8,603iApproximate average salary by contribution assumption: employee only about $215,066 at 4% or $143,378 at 6%; with 50% employer match about $143,378 at 4% or $95,585 at 6%; with 100% employer match about $107,533 at 4% or $71,689 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 20 | $3,618,357 | $172,053 | $8,603iApproximate average salary by contribution assumption: employee only about $215,066 at 4% or $143,378 at 6%; with 50% employer match about $143,378 at 4% or $95,585 at 6%; with 100% employer match about $107,533 at 4% or $71,689 at 6%. |
| 2020 | 1 | 19 | $3,099,729 | $180,610 | $9,506iApproximate average salary by contribution assumption: employee only about $237,645 at 4% or $158,430 at 6%; with 50% employer match about $158,430 at 4% or $105,620 at 6%; with 100% employer match about $118,822 at 4% or $79,215 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 19 | $3,099,729 | $180,610 | $9,506iApproximate average salary by contribution assumption: employee only about $237,645 at 4% or $158,430 at 6%; with 50% employer match about $158,430 at 4% or $105,620 at 6%; with 100% employer match about $118,822 at 4% or $79,215 at 6%. |
| 2019 | 1 | 17 | $2,800,231 | $183,932 | $10,820iApproximate average salary by contribution assumption: employee only about $270,488 at 4% or $180,325 at 6%; with 50% employer match about $180,325 at 4% or $120,217 at 6%; with 100% employer match about $135,244 at 4% or $90,163 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 17 | $2,800,231 | $183,932 | $10,820iApproximate average salary by contribution assumption: employee only about $270,488 at 4% or $180,325 at 6%; with 50% employer match about $180,325 at 4% or $120,217 at 6%; with 100% employer match about $135,244 at 4% or $90,163 at 6%. |
| 2018 | 1 | 16 | $2,180,584 | $165,686 | $10,355iApproximate average salary by contribution assumption: employee only about $258,884 at 4% or $172,590 at 6%; with 50% employer match about $172,590 at 4% or $115,060 at 6%; with 100% employer match about $129,442 at 4% or $86,295 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 16 | $2,180,584 | $165,686 | $10,355iApproximate average salary by contribution assumption: employee only about $258,884 at 4% or $172,590 at 6%; with 50% employer match about $172,590 at 4% or $115,060 at 6%; with 100% employer match about $129,442 at 4% or $86,295 at 6%. |
| 2017 | 1 | 16 | $2,159,598 | $159,192 | $9,950iApproximate average salary by contribution assumption: employee only about $248,738 at 4% or $165,825 at 6%; with 50% employer match about $165,825 at 4% or $110,550 at 6%; with 100% employer match about $124,369 at 4% or $82,913 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 16 | $2,159,598 | $159,192 | $9,950iApproximate average salary by contribution assumption: employee only about $248,738 at 4% or $165,825 at 6%; with 50% employer match about $165,825 at 4% or $110,550 at 6%; with 100% employer match about $124,369 at 4% or $82,913 at 6%. |
| 2016 | 1 | 19 | $1,734,869 | $113,742 | $5,986iApproximate average salary by contribution assumption: employee only about $149,661 at 4% or $99,774 at 6%; with 50% employer match about $99,774 at 4% or $66,516 at 6%; with 100% employer match about $74,830 at 4% or $49,887 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 19 | $1,734,869 | $113,742 | $5,986iApproximate average salary by contribution assumption: employee only about $149,661 at 4% or $99,774 at 6%; with 50% employer match about $99,774 at 4% or $66,516 at 6%; with 100% employer match about $74,830 at 4% or $49,887 at 6%. |
| 2015 | 1 | 17 | $1,548,436 | $104,687 | $6,158iApproximate average salary by contribution assumption: employee only about $153,951 at 4% or $102,634 at 6%; with 50% employer match about $102,634 at 4% or $68,423 at 6%; with 100% employer match about $76,976 at 4% or $51,317 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 17 | $1,548,436 | $104,687 | $6,158iApproximate average salary by contribution assumption: employee only about $153,951 at 4% or $102,634 at 6%; with 50% employer match about $102,634 at 4% or $68,423 at 6%; with 100% employer match about $76,976 at 4% or $51,317 at 6%. |
| 2014 | 1 | 18 | $1,512,071 | $93,599 | $5,200iApproximate average salary by contribution assumption: employee only about $129,999 at 4% or $86,666 at 6%; with 50% employer match about $86,666 at 4% or $57,777 at 6%; with 100% employer match about $64,999 at 4% or $43,333 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 18 | $1,512,071 | $93,599 | $5,200iApproximate average salary by contribution assumption: employee only about $129,999 at 4% or $86,666 at 6%; with 50% employer match about $86,666 at 4% or $57,777 at 6%; with 100% employer match about $64,999 at 4% or $43,333 at 6%. |
| 2013 | 1 | 18 | $1,307,968 | $73,973 | $4,110iApproximate average salary by contribution assumption: employee only about $102,740 at 4% or $68,494 at 6%; with 50% employer match about $68,494 at 4% or $45,662 at 6%; with 100% employer match about $51,370 at 4% or $34,247 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 18 | $1,307,968 | $73,973 | $4,110iApproximate average salary by contribution assumption: employee only about $102,740 at 4% or $68,494 at 6%; with 50% employer match about $68,494 at 4% or $45,662 at 6%; with 100% employer match about $51,370 at 4% or $34,247 at 6%. |
| 2012 | 1 | 17 | $1,021,647 | $57,838 | $3,402iApproximate average salary by contribution assumption: employee only about $85,056 at 4% or $56,704 at 6%; with 50% employer match about $56,704 at 4% or $37,803 at 6%; with 100% employer match about $42,528 at 4% or $28,352 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 17 | $1,021,647 | $57,838 | $3,402iApproximate average salary by contribution assumption: employee only about $85,056 at 4% or $56,704 at 6%; with 50% employer match about $56,704 at 4% or $37,803 at 6%; with 100% employer match about $42,528 at 4% or $28,352 at 6%. |
| 2011 | 1 | 15 | $836,629 | $35,733 | $2,382iApproximate average salary by contribution assumption: employee only about $59,555 at 4% or $39,703 at 6%; with 50% employer match about $39,703 at 4% or $26,469 at 6%; with 100% employer match about $29,777 at 4% or $19,852 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 15 | $836,629 | $35,733 | $2,382iApproximate average salary by contribution assumption: employee only about $59,555 at 4% or $39,703 at 6%; with 50% employer match about $39,703 at 4% or $26,469 at 6%; with 100% employer match about $29,777 at 4% or $19,852 at 6%. |
| 2010 | 1 | 16 | $822,272 | $26,300 | $1,644iApproximate average salary by contribution assumption: employee only about $41,094 at 4% or $27,396 at 6%; with 50% employer match about $27,396 at 4% or $18,264 at 6%; with 100% employer match about $20,547 at 4% or $13,698 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 16 | $822,272 | $26,300 | $1,644iApproximate average salary by contribution assumption: employee only about $41,094 at 4% or $27,396 at 6%; with 50% employer match about $27,396 at 4% or $18,264 at 6%; with 100% employer match about $20,547 at 4% or $13,698 at 6%. |
| 2009 | 1 | 18 | $711,513 | $43,536 | $2,419iApproximate average salary by contribution assumption: employee only about $60,467 at 4% or $40,311 at 6%; with 50% employer match about $40,311 at 4% or $26,874 at 6%; with 100% employer match about $30,233 at 4% or $20,156 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 18 | $711,513 | $43,536 | $2,419iApproximate average salary by contribution assumption: employee only about $60,467 at 4% or $40,311 at 6%; with 50% employer match about $40,311 at 4% or $26,874 at 6%; with 100% employer match about $30,233 at 4% or $20,156 at 6%. |
| 2008 | 1 | 13 | $523,376 | $33,177 | $2,552iApproximate average salary by contribution assumption: employee only about $63,802 at 4% or $42,535 at 6%; with 50% employer match about $42,535 at 4% or $28,356 at 6%; with 100% employer match about $31,901 at 4% or $21,267 at 6%. |
| James a. Diperna DMD PC. 401(K) Profit Sharing Plan | - | 13 | $523,376 | $33,177 | $2,552iApproximate average salary by contribution assumption: employee only about $63,802 at 4% or $42,535 at 6%; with 50% employer match about $42,535 at 4% or $28,356 at 6%; with 100% employer match about $31,901 at 4% or $21,267 at 6%. |