Mark D. Alpert
Plan context: Mark D. Alpert 401(K) Profit Sharing Plan
EIN 04-2773455 • Norwell, MA • 18 filings • 2 plans
Current Snapshot
Latest Year
2025
2025 Participants
3
2025 Assets
$616,215
2025 Contributions
$111,888
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 | 3 | $616,215 | $111,888 | $37,296iApproximate average salary by contribution assumption: employee only about $932,400 at 4% or $621,600 at 6%; with 50% employer match about $621,600 at 4% or $414,400 at 6%; with 100% employer match about $466,200 at 4% or $310,800 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 3 | $616,215 | $111,888 | $37,296iApproximate average salary by contribution assumption: employee only about $932,400 at 4% or $621,600 at 6%; with 50% employer match about $621,600 at 4% or $414,400 at 6%; with 100% employer match about $466,200 at 4% or $310,800 at 6%. |
| 2024 | 1 | 3 | $438,012 | $108,243 | $36,081iApproximate average salary by contribution assumption: employee only about $902,025 at 4% or $601,350 at 6%; with 50% employer match about $601,350 at 4% or $400,900 at 6%; with 100% employer match about $451,013 at 4% or $300,675 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 3 | $438,012 | $108,243 | $36,081iApproximate average salary by contribution assumption: employee only about $902,025 at 4% or $601,350 at 6%; with 50% employer match about $601,350 at 4% or $400,900 at 6%; with 100% employer match about $451,013 at 4% or $300,675 at 6%. |
| 2023 | 1 | 3 | $300,923 | $67,564 | $22,521iApproximate average salary by contribution assumption: employee only about $563,033 at 4% or $375,356 at 6%; with 50% employer match about $375,356 at 4% or $250,237 at 6%; with 100% employer match about $281,517 at 4% or $187,678 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 3 | $300,923 | $67,564 | $22,521iApproximate average salary by contribution assumption: employee only about $563,033 at 4% or $375,356 at 6%; with 50% employer match about $375,356 at 4% or $250,237 at 6%; with 100% employer match about $281,517 at 4% or $187,678 at 6%. |
| 2022 | 1 | 4 | $211,919 | $96,689 | $24,172iApproximate average salary by contribution assumption: employee only about $604,306 at 4% or $402,871 at 6%; with 50% employer match about $402,871 at 4% or $268,581 at 6%; with 100% employer match about $302,153 at 4% or $201,435 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $211,919 | $96,689 | $24,172iApproximate average salary by contribution assumption: employee only about $604,306 at 4% or $402,871 at 6%; with 50% employer match about $402,871 at 4% or $268,581 at 6%; with 100% employer match about $302,153 at 4% or $201,435 at 6%. |
| 2021 | 1 | 3 | $130,972 | $87,750 | $29,250iApproximate average salary by contribution assumption: employee only about $731,250 at 4% or $487,500 at 6%; with 50% employer match about $487,500 at 4% or $325,000 at 6%; with 100% employer match about $365,625 at 4% or $243,750 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 3 | $130,972 | $87,750 | $29,250iApproximate average salary by contribution assumption: employee only about $731,250 at 4% or $487,500 at 6%; with 50% employer match about $487,500 at 4% or $325,000 at 6%; with 100% employer match about $365,625 at 4% or $243,750 at 6%. |
| 2020 | 1 | 4 | $1,050,101 | $81,520 | $20,380iApproximate average salary by contribution assumption: employee only about $509,500 at 4% or $339,667 at 6%; with 50% employer match about $339,667 at 4% or $226,444 at 6%; with 100% employer match about $254,750 at 4% or $169,833 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $1,050,101 | $81,520 | $20,380iApproximate average salary by contribution assumption: employee only about $509,500 at 4% or $339,667 at 6%; with 50% employer match about $339,667 at 4% or $226,444 at 6%; with 100% employer match about $254,750 at 4% or $169,833 at 6%. |
| 2019 | 1 | 3 | $972,379 | $81,066 | $27,022iApproximate average salary by contribution assumption: employee only about $675,550 at 4% or $450,367 at 6%; with 50% employer match about $450,367 at 4% or $300,244 at 6%; with 100% employer match about $337,775 at 4% or $225,183 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 3 | $972,379 | $81,066 | $27,022iApproximate average salary by contribution assumption: employee only about $675,550 at 4% or $450,367 at 6%; with 50% employer match about $450,367 at 4% or $300,244 at 6%; with 100% employer match about $337,775 at 4% or $225,183 at 6%. |
| 2018 | 1 | 3 | $814,081 | $82,192 | $27,397iApproximate average salary by contribution assumption: employee only about $684,933 at 4% or $456,622 at 6%; with 50% employer match about $456,622 at 4% or $304,415 at 6%; with 100% employer match about $342,467 at 4% or $228,311 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 3 | $814,081 | $82,192 | $27,397iApproximate average salary by contribution assumption: employee only about $684,933 at 4% or $456,622 at 6%; with 50% employer match about $456,622 at 4% or $304,415 at 6%; with 100% employer match about $342,467 at 4% or $228,311 at 6%. |
| 2017 | 1 | 3 | $744,556 | $78,301 | $26,100iApproximate average salary by contribution assumption: employee only about $652,508 at 4% or $435,006 at 6%; with 50% employer match about $435,006 at 4% or $290,004 at 6%; with 100% employer match about $326,254 at 4% or $217,503 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 3 | $744,556 | $78,301 | $26,100iApproximate average salary by contribution assumption: employee only about $652,508 at 4% or $435,006 at 6%; with 50% employer match about $435,006 at 4% or $290,004 at 6%; with 100% employer match about $326,254 at 4% or $217,503 at 6%. |
| 2016 | 1 | 3 | $606,705 | $77,055 | $25,685iApproximate average salary by contribution assumption: employee only about $642,125 at 4% or $428,083 at 6%; with 50% employer match about $428,083 at 4% or $285,389 at 6%; with 100% employer match about $321,063 at 4% or $214,042 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 3 | $606,705 | $77,055 | $25,685iApproximate average salary by contribution assumption: employee only about $642,125 at 4% or $428,083 at 6%; with 50% employer match about $428,083 at 4% or $285,389 at 6%; with 100% employer match about $321,063 at 4% or $214,042 at 6%. |
| 2015 | 1 | 4 | $509,517 | $76,858 | $19,215iApproximate average salary by contribution assumption: employee only about $480,363 at 4% or $320,242 at 6%; with 50% employer match about $320,242 at 4% or $213,494 at 6%; with 100% employer match about $240,181 at 4% or $160,121 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $509,517 | $76,858 | $19,215iApproximate average salary by contribution assumption: employee only about $480,363 at 4% or $320,242 at 6%; with 50% employer match about $320,242 at 4% or $213,494 at 6%; with 100% employer match about $240,181 at 4% or $160,121 at 6%. |
| 2014 | 1 | 4 | $435,511 | $64,583 | $16,146iApproximate average salary by contribution assumption: employee only about $403,644 at 4% or $269,096 at 6%; with 50% employer match about $269,096 at 4% or $179,397 at 6%; with 100% employer match about $201,822 at 4% or $134,548 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $435,511 | $64,583 | $16,146iApproximate average salary by contribution assumption: employee only about $403,644 at 4% or $269,096 at 6%; with 50% employer match about $269,096 at 4% or $179,397 at 6%; with 100% employer match about $201,822 at 4% or $134,548 at 6%. |
| 2013 | 1 | 4 | $472,494 | $58,961 | $14,740iApproximate average salary by contribution assumption: employee only about $368,506 at 4% or $245,671 at 6%; with 50% employer match about $245,671 at 4% or $163,781 at 6%; with 100% employer match about $184,253 at 4% or $122,835 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $472,494 | $58,961 | $14,740iApproximate average salary by contribution assumption: employee only about $368,506 at 4% or $245,671 at 6%; with 50% employer match about $245,671 at 4% or $163,781 at 6%; with 100% employer match about $184,253 at 4% or $122,835 at 6%. |
| 2012 | 1 | 4 | $363,577 | $67,664 | $16,916iApproximate average salary by contribution assumption: employee only about $422,900 at 4% or $281,933 at 6%; with 50% employer match about $281,933 at 4% or $187,956 at 6%; with 100% employer match about $211,450 at 4% or $140,967 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $363,577 | $67,664 | $16,916iApproximate average salary by contribution assumption: employee only about $422,900 at 4% or $281,933 at 6%; with 50% employer match about $281,933 at 4% or $187,956 at 6%; with 100% employer match about $211,450 at 4% or $140,967 at 6%. |
| 2011 | 1 | 4 | $275,437 | $64,962 | $16,241iApproximate average salary by contribution assumption: employee only about $406,013 at 4% or $270,675 at 6%; with 50% employer match about $270,675 at 4% or $180,450 at 6%; with 100% employer match about $203,006 at 4% or $135,338 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $275,437 | $64,962 | $16,241iApproximate average salary by contribution assumption: employee only about $406,013 at 4% or $270,675 at 6%; with 50% employer match about $270,675 at 4% or $180,450 at 6%; with 100% employer match about $203,006 at 4% or $135,338 at 6%. |
| 2010 | 1 | 4 | $212,525 | $64,425 | $16,106iApproximate average salary by contribution assumption: employee only about $402,656 at 4% or $268,438 at 6%; with 50% employer match about $268,438 at 4% or $178,958 at 6%; with 100% employer match about $201,328 at 4% or $134,219 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $212,525 | $64,425 | $16,106iApproximate average salary by contribution assumption: employee only about $402,656 at 4% or $268,438 at 6%; with 50% employer match about $268,438 at 4% or $178,958 at 6%; with 100% employer match about $201,328 at 4% or $134,219 at 6%. |
| 2009 | 1 | 4 | $137,316 | $63,132 | $15,783iApproximate average salary by contribution assumption: employee only about $394,575 at 4% or $263,050 at 6%; with 50% employer match about $263,050 at 4% or $175,367 at 6%; with 100% employer match about $197,288 at 4% or $131,525 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $137,316 | $63,132 | $15,783iApproximate average salary by contribution assumption: employee only about $394,575 at 4% or $263,050 at 6%; with 50% employer match about $263,050 at 4% or $175,367 at 6%; with 100% employer match about $197,288 at 4% or $131,525 at 6%. |
| 2008 | 1 | 4 | $57,838 | $69,535 | $17,384iApproximate average salary by contribution assumption: employee only about $434,594 at 4% or $289,729 at 6%; with 50% employer match about $289,729 at 4% or $193,153 at 6%; with 100% employer match about $217,297 at 4% or $144,865 at 6%. |
| Mark D. Alpert 401(K) Profit Sharing Plan | - | 4 | $57,838 | $69,535 | $17,384iApproximate average salary by contribution assumption: employee only about $434,594 at 4% or $289,729 at 6%; with 50% employer match about $289,729 at 4% or $193,153 at 6%; with 100% employer match about $217,297 at 4% or $144,865 at 6%. |