THE CURNERSTONE SCHOOC
Plan context: CORNERSTONE SCHOOL PREMIUM OFFSET
EIN 22-2730159 • Stratham, NH • 41 filings • 10 plans
Current Snapshot
Latest Year
2024
2024 Participants
53
2024 Assets
$3,129,985
2024 Contributions
$348,495
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 | 2 | 53 | $3,129,985 | $348,495 | $6,575iApproximate average salary by contribution assumption: employee only about $164,384 at 4% or $109,590 at 6%; with 50% employer match about $109,590 at 4% or $73,060 at 6%; with 100% employer match about $82,192 at 4% or $54,795 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 41 | $2,399,054 | $305,756 | $7,457iApproximate average salary by contribution assumption: employee only about $186,437 at 4% or $124,291 at 6%; with 50% employer match about $124,291 at 4% or $82,861 at 6%; with 100% employer match about $93,218 at 4% or $62,146 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENT RETIREMENT | - | 53 | $730,931 | $42,739 | $806iApproximate average salary by contribution assumption: employee only about $20,160 at 4% or $13,440 at 6%; with 50% employer match about $13,440 at 4% or $8,960 at 6%; with 100% employer match about $10,080 at 4% or $6,720 at 6%. |
| 2023 | 2 | 52 | $2,832,736 | $349,355 | $6,718iApproximate average salary by contribution assumption: employee only about $167,959 at 4% or $111,973 at 6%; with 50% employer match about $111,973 at 4% or $74,649 at 6%; with 100% employer match about $83,980 at 4% or $55,986 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 38 | $2,053,182 | $316,355 | $8,325iApproximate average salary by contribution assumption: employee only about $208,128 at 4% or $138,752 at 6%; with 50% employer match about $138,752 at 4% or $92,501 at 6%; with 100% employer match about $104,064 at 4% or $69,376 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENT RETIREMENT | - | 52 | $779,554 | $33,000 | $635iApproximate average salary by contribution assumption: employee only about $15,865 at 4% or $10,577 at 6%; with 50% employer match about $10,577 at 4% or $7,051 at 6%; with 100% employer match about $7,933 at 4% or $5,288 at 6%. |
| 2022 | 2 | 51 | $2,575,747 | $241,782 | $4,741iApproximate average salary by contribution assumption: employee only about $118,521 at 4% or $79,014 at 6%; with 50% employer match about $79,014 at 4% or $52,676 at 6%; with 100% employer match about $59,260 at 4% or $39,507 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 29 | $1,869,523 | $211,782 | $7,303iApproximate average salary by contribution assumption: employee only about $182,571 at 4% or $121,714 at 6%; with 50% employer match about $121,714 at 4% or $81,143 at 6%; with 100% employer match about $91,285 at 4% or $60,857 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENT RETIREMENT | - | 51 | $706,224 | $30,000 | $588iApproximate average salary by contribution assumption: employee only about $14,706 at 4% or $9,804 at 6%; with 50% employer match about $9,804 at 4% or $6,536 at 6%; with 100% employer match about $7,353 at 4% or $4,902 at 6%. |
| 2021 | 2 | 49 | $2,269,584 | $132,605 | $2,706iApproximate average salary by contribution assumption: employee only about $67,656 at 4% or $45,104 at 6%; with 50% employer match about $45,104 at 4% or $30,069 at 6%; with 100% employer match about $33,828 at 4% or $22,552 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 30 | $1,619,723 | $102,605 | $3,420iApproximate average salary by contribution assumption: employee only about $85,504 at 4% or $57,003 at 6%; with 50% employer match about $57,003 at 4% or $38,002 at 6%; with 100% employer match about $42,752 at 4% or $28,501 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENT RETIREMENT | - | 49 | $649,861 | $30,000 | $612iApproximate average salary by contribution assumption: employee only about $15,306 at 4% or $10,204 at 6%; with 50% employer match about $10,204 at 4% or $6,803 at 6%; with 100% employer match about $7,653 at 4% or $5,102 at 6%. |
| 2020 | 2 | 51 | $2,515,254 | $124,100 | $2,433iApproximate average salary by contribution assumption: employee only about $60,833 at 4% or $40,556 at 6%; with 50% employer match about $40,556 at 4% or $27,037 at 6%; with 100% employer match about $30,417 at 4% or $20,278 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 32 | $1,815,967 | $94,100 | $2,941iApproximate average salary by contribution assumption: employee only about $73,516 at 4% or $49,010 at 6%; with 50% employer match about $49,010 at 4% or $32,674 at 6%; with 100% employer match about $36,758 at 4% or $24,505 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENT RETIREMENT | - | 51 | $699,287 | $30,000 | $588iApproximate average salary by contribution assumption: employee only about $14,706 at 4% or $9,804 at 6%; with 50% employer match about $9,804 at 4% or $6,536 at 6%; with 100% employer match about $7,353 at 4% or $4,902 at 6%. |
| 2019 | 2 | 52 | $1,887,268 | $154,205 | $2,965iApproximate average salary by contribution assumption: employee only about $74,137 at 4% or $49,425 at 6%; with 50% employer match about $49,425 at 4% or $32,950 at 6%; with 100% employer match about $37,069 at 4% or $24,712 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 34 | $1,348,969 | $119,205 | $3,506iApproximate average salary by contribution assumption: employee only about $87,651 at 4% or $58,434 at 6%; with 50% employer match about $58,434 at 4% or $38,956 at 6%; with 100% employer match about $43,825 at 4% or $29,217 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 52 | $538,299 | $35,000 | $673iApproximate average salary by contribution assumption: employee only about $16,827 at 4% or $11,218 at 6%; with 50% employer match about $11,218 at 4% or $7,479 at 6%; with 100% employer match about $8,413 at 4% or $5,609 at 6%. |
| 2018 | 2 | 51 | $1,767,361 | $166,555 | $3,266iApproximate average salary by contribution assumption: employee only about $81,645 at 4% or $54,430 at 6%; with 50% employer match about $54,430 at 4% or $36,286 at 6%; with 100% employer match about $40,822 at 4% or $27,215 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 32 | $1,271,826 | $136,555 | $4,267iApproximate average salary by contribution assumption: employee only about $106,684 at 4% or $71,122 at 6%; with 50% employer match about $71,122 at 4% or $47,415 at 6%; with 100% employer match about $53,342 at 4% or $35,561 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 51 | $495,535 | $30,000 | $588iApproximate average salary by contribution assumption: employee only about $14,706 at 4% or $9,804 at 6%; with 50% employer match about $9,804 at 4% or $6,536 at 6%; with 100% employer match about $7,353 at 4% or $4,902 at 6%. |
| 2017 | 2 | 49 | $1,596,428 | $143,520 | $2,929iApproximate average salary by contribution assumption: employee only about $73,224 at 4% or $48,816 at 6%; with 50% employer match about $48,816 at 4% or $32,544 at 6%; with 100% employer match about $36,612 at 4% or $24,408 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 32 | $1,140,351 | $113,520 | $3,548iApproximate average salary by contribution assumption: employee only about $88,688 at 4% or $59,125 at 6%; with 50% employer match about $59,125 at 4% or $39,417 at 6%; with 100% employer match about $44,344 at 4% or $29,563 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 49 | $456,077 | $30,000 | $612iApproximate average salary by contribution assumption: employee only about $15,306 at 4% or $10,204 at 6%; with 50% employer match about $10,204 at 4% or $6,803 at 6%; with 100% employer match about $7,653 at 4% or $5,102 at 6%. |
| 2016 | 2 | 45 | $1,337,880 | $130,689 | $2,904iApproximate average salary by contribution assumption: employee only about $72,605 at 4% or $48,403 at 6%; with 50% employer match about $48,403 at 4% or $32,269 at 6%; with 100% employer match about $36,303 at 4% or $24,202 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 30 | $942,002 | $95,184 | $3,173iApproximate average salary by contribution assumption: employee only about $79,320 at 4% or $52,880 at 6%; with 50% employer match about $52,880 at 4% or $35,253 at 6%; with 100% employer match about $39,660 at 4% or $26,440 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 45 | $395,878 | $35,505 | $789iApproximate average salary by contribution assumption: employee only about $19,725 at 4% or $13,150 at 6%; with 50% employer match about $13,150 at 4% or $8,767 at 6%; with 100% employer match about $9,863 at 4% or $6,575 at 6%. |
| 2015 | 2 | 43 | $1,173,511 | $103,950 | $2,417iApproximate average salary by contribution assumption: employee only about $60,436 at 4% or $40,291 at 6%; with 50% employer match about $40,291 at 4% or $26,860 at 6%; with 100% employer match about $30,218 at 4% or $20,145 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSETT | - | 31 | $825,512 | $71,950 | $2,321iApproximate average salary by contribution assumption: employee only about $58,024 at 4% or $38,683 at 6%; with 50% employer match about $38,683 at 4% or $25,789 at 6%; with 100% employer match about $29,012 at 4% or $19,341 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 43 | $347,999 | $32,000 | $744iApproximate average salary by contribution assumption: employee only about $18,605 at 4% or $12,403 at 6%; with 50% employer match about $12,403 at 4% or $8,269 at 6%; with 100% employer match about $9,302 at 4% or $6,202 at 6%. |
| 2014 | 2 | 40 | $1,076,023 | $158,599 | $3,965iApproximate average salary by contribution assumption: employee only about $99,124 at 4% or $66,083 at 6%; with 50% employer match about $66,083 at 4% or $44,055 at 6%; with 100% employer match about $49,562 at 4% or $33,041 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 27 | $762,849 | $128,599 | $4,763iApproximate average salary by contribution assumption: employee only about $119,073 at 4% or $79,382 at 6%; with 50% employer match about $79,382 at 4% or $52,921 at 6%; with 100% employer match about $59,537 at 4% or $39,691 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 40 | $313,174 | $30,000 | $750iApproximate average salary by contribution assumption: employee only about $18,750 at 4% or $12,500 at 6%; with 50% employer match about $12,500 at 4% or $8,333 at 6%; with 100% employer match about $9,375 at 4% or $6,250 at 6%. |
| 2013 | 2 | 39 | $883,592 | $98,728 | $2,531iApproximate average salary by contribution assumption: employee only about $63,287 at 4% or $42,191 at 6%; with 50% employer match about $42,191 at 4% or $28,128 at 6%; with 100% employer match about $31,644 at 4% or $21,096 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 25 | $601,894 | $68,728 | $2,749iApproximate average salary by contribution assumption: employee only about $68,728 at 4% or $45,819 at 6%; with 50% employer match about $45,819 at 4% or $30,546 at 6%; with 100% employer match about $34,364 at 4% or $22,909 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 39 | $281,698 | $30,000 | $769iApproximate average salary by contribution assumption: employee only about $19,231 at 4% or $12,821 at 6%; with 50% employer match about $12,821 at 4% or $8,547 at 6%; with 100% employer match about $9,615 at 4% or $6,410 at 6%. |
| 2012 | 2 | 37 | $665,320 | $84,940 | $2,296iApproximate average salary by contribution assumption: employee only about $57,392 at 4% or $38,261 at 6%; with 50% employer match about $38,261 at 4% or $25,508 at 6%; with 100% employer match about $28,696 at 4% or $19,131 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 21 | $445,872 | $54,940 | $2,616iApproximate average salary by contribution assumption: employee only about $65,405 at 4% or $43,603 at 6%; with 50% employer match about $43,603 at 4% or $29,069 at 6%; with 100% employer match about $32,702 at 4% or $21,802 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 37 | $219,448 | $30,000 | $811iApproximate average salary by contribution assumption: employee only about $20,270 at 4% or $13,514 at 6%; with 50% employer match about $13,514 at 4% or $9,009 at 6%; with 100% employer match about $10,135 at 4% or $6,757 at 6%. |
| 2011 | 2 | 35 | $516,526 | $71,435 | $2,041iApproximate average salary by contribution assumption: employee only about $51,025 at 4% or $34,017 at 6%; with 50% employer match about $34,017 at 4% or $22,678 at 6%; with 100% employer match about $25,513 at 4% or $17,008 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 21 | $341,405 | $41,435 | $1,973iApproximate average salary by contribution assumption: employee only about $49,327 at 4% or $32,885 at 6%; with 50% employer match about $32,885 at 4% or $21,923 at 6%; with 100% employer match about $24,664 at 4% or $16,442 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 35 | $175,121 | $30,000 | $857iApproximate average salary by contribution assumption: employee only about $21,429 at 4% or $14,286 at 6%; with 50% employer match about $14,286 at 4% or $9,524 at 6%; with 100% employer match about $10,714 at 4% or $7,143 at 6%. |
| 2010 | 2 | 33 | $441,956 | $61,610 | $1,867iApproximate average salary by contribution assumption: employee only about $46,674 at 4% or $31,116 at 6%; with 50% employer match about $31,116 at 4% or $20,744 at 6%; with 100% employer match about $23,337 at 4% or $15,558 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 19 | $300,736 | $31,610 | $1,664iApproximate average salary by contribution assumption: employee only about $41,592 at 4% or $27,728 at 6%; with 50% employer match about $27,728 at 4% or $18,485 at 6%; with 100% employer match about $20,796 at 4% or $13,864 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 33 | $141,220 | $30,000 | $909iApproximate average salary by contribution assumption: employee only about $22,727 at 4% or $15,152 at 6%; with 50% employer match about $15,152 at 4% or $10,101 at 6%; with 100% employer match about $11,364 at 4% or $7,576 at 6%. |
| 2009 | 4 | 31 | $309,955 | $57,940 | $1,869iApproximate average salary by contribution assumption: employee only about $46,726 at 4% or $31,151 at 6%; with 50% employer match about $31,151 at 4% or $20,767 at 6%; with 100% employer match about $23,363 at 4% or $15,575 at 6%. |
| CORNERSTONE SCHOOL PREMIUM OFFSET | - | 17 | $217,059 | $27,940 | $1,644iApproximate average salary by contribution assumption: employee only about $41,088 at 4% or $27,392 at 6%; with 50% employer match about $27,392 at 4% or $18,261 at 6%; with 100% employer match about $20,544 at 4% or $13,696 at 6%. |
| CORNERSTONE SCHOOL GROUP SUPPLEMENTAL RETIREMENT | - | 31 | $92,896 | $30,000 | $968iApproximate average salary by contribution assumption: employee only about $24,194 at 4% or $16,129 at 6%; with 50% employer match about $16,129 at 4% or $10,753 at 6%; with 100% employer match about $12,097 at 4% or $8,065 at 6%. |
| Cornerstone School Premium Offset | - | 9 | - | - | - |
| Cornerstone School Group Supplemental Retirement | - | 24 | - | - | - |
| 2007 | 2 | 24 | $0 | $0 | - |
| Cornerstone School Group Supplemental Retirement | - | 24 | - | - | - |
| Cornerstone School Premium Offset | - | 8 | - | - | - |
| 2006 | 2 | 23 | $0 | $0 | - |
| Cornerstone School Group Supplemental Retirement | - | 23 | - | - | - |
| Cornerstone School Premium Offset | - | 16 | - | - | - |
| 2005 | 1 | 9 | $0 | $0 | - |
| Cornerstone School Premium Offset | - | 9 | - | - | - |
| 2004 | 1 | 7 | $0 | $0 | - |
| Cornerstone School Premium Offset | - | 7 | - | - | - |
| 2002 | 1 | 20 | $0 | $0 | - |
| Cornerstone School Premium Offset | - | 20 | - | - | - |