Silverstein Properties Inc.
Plan context: Silverstein Properties Inc. 401K Retirement Plan
EIN 13-2941789 • 77 filings • 6 plans
Current Snapshot
Latest Year
2021
2021 Participants
237
2021 Assets
$59,731,458
2021 Contributions
$4,143,562
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 |
|---|---|---|---|---|---|
| 2021 | 5 | 237 | $59,731,458 | $4,143,562 | $17,483iApproximate average salary by contribution assumption: employee only about $437,085 at 4% or $291,390 at 6%; with 50% employer match about $291,390 at 4% or $194,260 at 6%; with 100% employer match about $218,542 at 4% or $145,695 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 237 | $59,731,458 | $4,143,562 | $17,483iApproximate average salary by contribution assumption: employee only about $437,085 at 4% or $291,390 at 6%; with 50% employer match about $291,390 at 4% or $194,260 at 6%; with 100% employer match about $218,542 at 4% or $145,695 at 6%. |
| Silverstein Properties Benefits Plan | - | 206 | - | - | - |
| Silverstein Properties Short Term Disability Plan | - | 236 | - | - | - |
| Silverstein Properties Vision Plan | - | 145 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 180 | - | - | - |
| 2020 | 4 | 233 | $50,790,309 | $3,506,246 | $15,048iApproximate average salary by contribution assumption: employee only about $376,207 at 4% or $250,804 at 6%; with 50% employer match about $250,804 at 4% or $167,203 at 6%; with 100% employer match about $188,103 at 4% or $125,402 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 233 | $50,790,309 | $3,506,246 | $15,048iApproximate average salary by contribution assumption: employee only about $376,207 at 4% or $250,804 at 6%; with 50% employer match about $250,804 at 4% or $167,203 at 6%; with 100% employer match about $188,103 at 4% or $125,402 at 6%. |
| Silverstein Properties Benefits Plan | - | 187 | - | - | - |
| Silverstein Properties Vision Plan | - | 136 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 217 | - | - | - |
| 2019 | 4 | 220 | $39,726,217 | $3,629,023 | $16,496iApproximate average salary by contribution assumption: employee only about $412,389 at 4% or $274,926 at 6%; with 50% employer match about $274,926 at 4% or $183,284 at 6%; with 100% employer match about $206,194 at 4% or $137,463 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 220 | $39,726,217 | $3,629,023 | $16,496iApproximate average salary by contribution assumption: employee only about $412,389 at 4% or $274,926 at 6%; with 50% employer match about $274,926 at 4% or $183,284 at 6%; with 100% employer match about $206,194 at 4% or $137,463 at 6%. |
| Silverstein Properties Benefits Plan | - | 183 | - | - | - |
| Silverstein Properties Vision Plan | - | 128 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 183 | - | - | - |
| 2018 | 4 | 211 | $29,649,336 | $3,141,328 | $14,888iApproximate average salary by contribution assumption: employee only about $372,195 at 4% or $248,130 at 6%; with 50% employer match about $248,130 at 4% or $165,420 at 6%; with 100% employer match about $186,098 at 4% or $124,065 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 211 | $29,649,336 | $3,141,328 | $14,888iApproximate average salary by contribution assumption: employee only about $372,195 at 4% or $248,130 at 6%; with 50% employer match about $248,130 at 4% or $165,420 at 6%; with 100% employer match about $186,098 at 4% or $124,065 at 6%. |
| Silverstein Properties Benefits Plan | - | 169 | - | - | - |
| Silverstein Properties Vision Plan | - | 109 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 208 | - | - | - |
| 2017 | 4 | 205 | $29,450,870 | $2,959,767 | $14,438iApproximate average salary by contribution assumption: employee only about $360,947 at 4% or $240,631 at 6%; with 50% employer match about $240,631 at 4% or $160,421 at 6%; with 100% employer match about $180,474 at 4% or $120,316 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 201 | $29,450,870 | $2,959,767 | $14,725iApproximate average salary by contribution assumption: employee only about $368,130 at 4% or $245,420 at 6%; with 50% employer match about $245,420 at 4% or $163,613 at 6%; with 100% employer match about $184,065 at 4% or $122,710 at 6%. |
| Silverstein Properties Benefits Plan | - | 161 | - | - | - |
| Silverstein Properties Vision Plan | - | 112 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 205 | - | - | - |
| 2016 | 4 | 215 | $25,027,853 | $2,916,610 | $13,566iApproximate average salary by contribution assumption: employee only about $339,141 at 4% or $226,094 at 6%; with 50% employer match about $226,094 at 4% or $150,729 at 6%; with 100% employer match about $169,570 at 4% or $113,047 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 212 | $25,027,853 | $2,916,610 | $13,758iApproximate average salary by contribution assumption: employee only about $343,940 at 4% or $229,293 at 6%; with 50% employer match about $229,293 at 4% or $152,862 at 6%; with 100% employer match about $171,970 at 4% or $114,647 at 6%. |
| Silverstein Properties Benefits Plan | - | 174 | - | - | - |
| Silverstein Properties Vision Plan | - | 108 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 215 | - | - | - |
| 2015 | 4 | 206 | $21,744,622 | $3,062,414 | $14,866iApproximate average salary by contribution assumption: employee only about $371,652 at 4% or $247,768 at 6%; with 50% employer match about $247,768 at 4% or $165,179 at 6%; with 100% employer match about $185,826 at 4% or $123,884 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 199 | $21,744,622 | $3,062,414 | $15,389iApproximate average salary by contribution assumption: employee only about $384,725 at 4% or $256,484 at 6%; with 50% employer match about $256,484 at 4% or $170,989 at 6%; with 100% employer match about $192,363 at 4% or $128,242 at 6%. |
| Silverstein Properties Benefits Plan | - | 176 | - | - | - |
| Silverstein Properties Vision Plan | - | 110 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 206 | - | - | - |
| 2014 | 4 | 210 | $19,502,032 | $2,517,957 | $11,990iApproximate average salary by contribution assumption: employee only about $299,757 at 4% or $199,838 at 6%; with 50% employer match about $199,838 at 4% or $133,225 at 6%; with 100% employer match about $149,878 at 4% or $99,919 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 210 | $19,502,032 | $2,517,957 | $11,990iApproximate average salary by contribution assumption: employee only about $299,757 at 4% or $199,838 at 6%; with 50% employer match about $199,838 at 4% or $133,225 at 6%; with 100% employer match about $149,878 at 4% or $99,919 at 6%. |
| Silverstein Properties Vision Plan | - | 111 | - | - | - |
| Silverstein Properties Benefits Plan | - | 187 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 207 | - | - | - |
| 2013 | 4 | 214 | $16,336,122 | $2,167,368 | $10,128iApproximate average salary by contribution assumption: employee only about $253,197 at 4% or $168,798 at 6%; with 50% employer match about $168,798 at 4% or $112,532 at 6%; with 100% employer match about $126,599 at 4% or $84,399 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 214 | $16,336,122 | $2,167,368 | $10,128iApproximate average salary by contribution assumption: employee only about $253,197 at 4% or $168,798 at 6%; with 50% employer match about $168,798 at 4% or $112,532 at 6%; with 100% employer match about $126,599 at 4% or $84,399 at 6%. |
| Silverstein Properties Vision Plan | - | 213 | - | - | - |
| Silverstein Properties Benefits Plan | - | 175 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 201 | - | - | - |
| 2012 | 3 | 449 | $12,170,800 | $2,011,318 | $4,480iApproximate average salary by contribution assumption: employee only about $111,989 at 4% or $74,659 at 6%; with 50% employer match about $74,659 at 4% or $49,773 at 6%; with 100% employer match about $55,994 at 4% or $37,330 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 156 | $12,170,800 | $2,011,318 | $12,893iApproximate average salary by contribution assumption: employee only about $322,327 at 4% or $214,884 at 6%; with 50% employer match about $214,884 at 4% or $143,256 at 6%; with 100% employer match about $161,163 at 4% or $107,442 at 6%. |
| Silverstein Properties Welfare Benefits Plan | - | 449 | - | - | - |
| Silverstein Properties Benefits Plan | - | 156 | - | - | - |
| 2011 | 3 | 204 | $11,113,651 | $1,572,629 | $7,709iApproximate average salary by contribution assumption: employee only about $192,724 at 4% or $128,483 at 6%; with 50% employer match about $128,483 at 4% or $85,655 at 6%; with 100% employer match about $96,362 at 4% or $64,241 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 204 | $11,113,651 | $1,572,629 | $7,709iApproximate average salary by contribution assumption: employee only about $192,724 at 4% or $128,483 at 6%; with 50% employer match about $128,483 at 4% or $85,655 at 6%; with 100% employer match about $96,362 at 4% or $64,241 at 6%. |
| Silverstein Properties Welfare Benefits Plan | - | 150 | - | - | - |
| Silverstein Properties Benefits Plan | - | 130 | - | - | - |
| 2010 | 3 | 371 | $11,536,730 | $1,451,003 | $3,911iApproximate average salary by contribution assumption: employee only about $97,776 at 4% or $65,184 at 6%; with 50% employer match about $65,184 at 4% or $43,456 at 6%; with 100% employer match about $48,888 at 4% or $32,592 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 182 | $11,536,730 | $1,451,003 | $7,973iApproximate average salary by contribution assumption: employee only about $199,314 at 4% or $132,876 at 6%; with 50% employer match about $132,876 at 4% or $88,584 at 6%; with 100% employer match about $99,657 at 4% or $66,438 at 6%. |
| Silverstein Properties Welfare Benefits Plan | - | 371 | - | - | - |
| Silverstein Properties Benefits Plan | - | 246 | - | - | - |
| 2009 | 3 | 373 | $9,087,608 | $1,506,210 | $4,038iApproximate average salary by contribution assumption: employee only about $100,952 at 4% or $67,302 at 6%; with 50% employer match about $67,302 at 4% or $44,868 at 6%; with 100% employer match about $50,476 at 4% or $33,651 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 175 | $9,087,608 | $1,506,210 | $8,607iApproximate average salary by contribution assumption: employee only about $215,173 at 4% or $143,449 at 6%; with 50% employer match about $143,449 at 4% or $95,632 at 6%; with 100% employer match about $107,586 at 4% or $71,724 at 6%. |
| Silverstein Properties Benefits Plan | - | 223 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 373 | - | - | - |
| 2008 | 3 | 364 | $6,781,069 | $1,347,715 | $3,703iApproximate average salary by contribution assumption: employee only about $92,563 at 4% or $61,709 at 6%; with 50% employer match about $61,709 at 4% or $41,139 at 6%; with 100% employer match about $46,281 at 4% or $30,854 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 145 | $6,781,069 | $1,347,715 | $9,295iApproximate average salary by contribution assumption: employee only about $232,365 at 4% or $154,910 at 6%; with 50% employer match about $154,910 at 4% or $103,273 at 6%; with 100% employer match about $116,182 at 4% or $77,455 at 6%. |
| Silverstein Properties Benefits Plan | - | 242 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 364 | - | - | - |
| 2007 | 3 | 295 | $0 | $0 | - |
| Silverstein Properties Benefits Plan | - | 211 | - | - | - |
| Silverstein Properties Inc. 401K Retirement Plan | - | 104 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 295 | - | - | - |
| 2006 | 3 | 208 | $7,356,683 | $846,718 | $4,071iApproximate average salary by contribution assumption: employee only about $101,769 at 4% or $67,846 at 6%; with 50% employer match about $67,846 at 4% or $45,231 at 6%; with 100% employer match about $50,884 at 4% or $33,923 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 85 | $7,356,683 | $846,718 | $9,961iApproximate average salary by contribution assumption: employee only about $249,035 at 4% or $166,023 at 6%; with 50% employer match about $166,023 at 4% or $110,682 at 6%; with 100% employer match about $124,517 at 4% or $83,012 at 6%. |
| Silverstein Properties Benefits Plan | - | 183 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 208 | - | - | - |
| 2005 | 3 | 178 | $6,519,582 | $751,887 | $4,224iApproximate average salary by contribution assumption: employee only about $105,602 at 4% or $70,401 at 6%; with 50% employer match about $70,401 at 4% or $46,934 at 6%; with 100% employer match about $52,801 at 4% or $35,201 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 75 | $6,519,582 | $751,887 | $10,025iApproximate average salary by contribution assumption: employee only about $250,629 at 4% or $167,086 at 6%; with 50% employer match about $167,086 at 4% or $111,391 at 6%; with 100% employer match about $125,315 at 4% or $83,543 at 6%. |
| Silverstein Properties Benefits Plan | - | 140 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 178 | - | - | - |
| 2004 | 3 | 170 | $5,418,415 | $694,846 | $4,087iApproximate average salary by contribution assumption: employee only about $102,183 at 4% or $68,122 at 6%; with 50% employer match about $68,122 at 4% or $45,415 at 6%; with 100% employer match about $51,092 at 4% or $34,061 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 72 | $5,418,415 | $694,846 | $9,651iApproximate average salary by contribution assumption: employee only about $241,266 at 4% or $160,844 at 6%; with 50% employer match about $160,844 at 4% or $107,229 at 6%; with 100% employer match about $120,633 at 4% or $80,422 at 6%. |
| Silverstein Properties Welfare Benefits Plan | - | 170 | - | - | - |
| Silverstein Properties Benefits Plan | - | 146 | - | - | - |
| 2003 | 3 | 161 | $4,668,943 | $628,341 | $3,903iApproximate average salary by contribution assumption: employee only about $97,568 at 4% or $65,046 at 6%; with 50% employer match about $65,046 at 4% or $43,364 at 6%; with 100% employer match about $48,784 at 4% or $32,523 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 77 | $4,668,943 | $628,341 | $8,160iApproximate average salary by contribution assumption: employee only about $204,007 at 4% or $136,005 at 6%; with 50% employer match about $136,005 at 4% or $90,670 at 6%; with 100% employer match about $102,003 at 4% or $68,002 at 6%. |
| Silverstein Properties Benefits Plan | - | 161 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 70 | - | - | - |
| 2002 | 3 | 149 | $3,482,366 | $565,142 | $3,793iApproximate average salary by contribution assumption: employee only about $94,822 at 4% or $63,215 at 6%; with 50% employer match about $63,215 at 4% or $42,143 at 6%; with 100% employer match about $47,411 at 4% or $31,607 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 74 | $3,482,366 | $565,142 | $7,637iApproximate average salary by contribution assumption: employee only about $190,926 at 4% or $127,284 at 6%; with 50% employer match about $127,284 at 4% or $84,856 at 6%; with 100% employer match about $95,463 at 4% or $63,642 at 6%. |
| Silverstein Properties Benefits Plan | - | 149 | - | - | - |
| Silverstein Properties Welfare Benefits Plan | - | 74 | - | - | - |
| 2001 | 3 | 177 | $0 | $0 | - |
| Silverstein Properties Welfare Benefits Plan | - | 163 | - | - | - |
| Silverstein Properties Inc. 401K Retirement Plan | - | 58 | - | - | - |
| Silverstein Properties Benefits Plan | - | 177 | - | - | - |
| 2000 | 3 | 208 | $0 | $0 | - |
| Silverstein Properties Welfare Benefits Plan | - | 208 | - | - | - |
| Silverstein Properties Inc. 401K Retirement Plan | - | 58 | - | - | - |
| Silverstein Properties Benefits Plan | - | 174 | - | - | - |
| 1999 | 1 | 56 | $4,767,992 | $395,775 | $7,067iApproximate average salary by contribution assumption: employee only about $176,685 at 4% or $117,790 at 6%; with 50% employer match about $117,790 at 4% or $78,527 at 6%; with 100% employer match about $88,343 at 4% or $58,895 at 6%. |
| Silverstein Properties Inc. 401K Retirement Plan | - | 56 | $4,767,992 | $395,775 | $7,067iApproximate average salary by contribution assumption: employee only about $176,685 at 4% or $117,790 at 6%; with 50% employer match about $117,790 at 4% or $78,527 at 6%; with 100% employer match about $88,343 at 4% or $58,895 at 6%. |