Civic Intelligence

Mastoran Corporation

Plan context: Mastoran Corporation 401(K) Savings Plan

EIN 04-2965675 • Waltham, MA • 21 filings • 3 plans

822 Lexington Street2nd FloorWaltham, MA 02452
Current Snapshot

Latest Year

2024

2024 Participants

145

2024 Assets

$8,311,373

2024 Contributions

$736,515

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$8,311,373$4,155,687$0201520212024YearValue
$8,311,373Latest year 2024

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

4122060201520202024YearValue
145Latest year 2024

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 / FilingFilingsParticipantsAssetsContributionsContrib./Participant
20243145$8,311,373$736,515$5,079iApproximate average salary by contribution assumption: employee only about $126,985 at 4% or $84,657 at 6%; with 50% employer match about $84,657 at 4% or $56,438 at 6%; with 100% employer match about $63,493 at 4% or $42,328 at 6%.
Mastoran Corporation 401(K) Savings Plan-123$8,255,690$602,813$4,901iApproximate average salary by contribution assumption: employee only about $122,523 at 4% or $81,682 at 6%; with 50% employer match about $81,682 at 4% or $54,455 at 6%; with 100% employer match about $61,261 at 4% or $40,841 at 6%.
Employee Health Plan of Mastoran Corporation-18$55,683$133,702$7,428iApproximate average salary by contribution assumption: employee only about $185,697 at 4% or $123,798 at 6%; with 50% employer match about $123,798 at 4% or $82,532 at 6%; with 100% employer match about $92,849 at 4% or $61,899 at 6%.
Employee Health Plan of Mastoran Corporation-145---
20233125$7,742,098$707,973$5,664iApproximate average salary by contribution assumption: employee only about $141,595 at 4% or $94,396 at 6%; with 50% employer match about $94,396 at 4% or $62,931 at 6%; with 100% employer match about $70,797 at 4% or $47,198 at 6%.
Mastoran Corporation 401(K) Savings Plan-93$7,721,291$596,971$6,419iApproximate average salary by contribution assumption: employee only about $160,476 at 4% or $106,984 at 6%; with 50% employer match about $106,984 at 4% or $71,323 at 6%; with 100% employer match about $80,238 at 4% or $53,492 at 6%.
Employee Health Plan of Mastoran Corporation-24$20,807$111,002$4,625iApproximate average salary by contribution assumption: employee only about $115,627 at 4% or $77,085 at 6%; with 50% employer match about $77,085 at 4% or $51,390 at 6%; with 100% employer match about $57,814 at 4% or $38,542 at 6%.
Employee Health Plan of Mastoran Corporation-125---
20223298$6,237,525$611,783$2,053iApproximate average salary by contribution assumption: employee only about $51,324 at 4% or $34,216 at 6%; with 50% employer match about $34,216 at 4% or $22,811 at 6%; with 100% employer match about $25,662 at 4% or $17,108 at 6%.
Mastoran Corporation 401(K) Savings Plan-298$6,237,525$532,921$1,788iApproximate average salary by contribution assumption: employee only about $44,708 at 4% or $29,805 at 6%; with 50% employer match about $29,805 at 4% or $19,870 at 6%; with 100% employer match about $22,354 at 4% or $14,903 at 6%.
Employee Health Plan of Mastoran Corporation-129---
Employee Health Plan of Mastoran Corporation-7-$78,862$11,266iApproximate average salary by contribution assumption: employee only about $281,650 at 4% or $187,767 at 6%; with 50% employer match about $187,767 at 4% or $125,178 at 6%; with 100% employer match about $140,825 at 4% or $93,883 at 6%.
20213319$6,965,336$528,725$1,657iApproximate average salary by contribution assumption: employee only about $41,436 at 4% or $27,624 at 6%; with 50% employer match about $27,624 at 4% or $18,416 at 6%; with 100% employer match about $20,718 at 4% or $13,812 at 6%.
Mastoran Corporation 401(K) Savings Plan-319$6,957,520$465,189$1,458iApproximate average salary by contribution assumption: employee only about $36,457 at 4% or $24,305 at 6%; with 50% employer match about $24,305 at 4% or $16,203 at 6%; with 100% employer match about $18,228 at 4% or $12,152 at 6%.
Employee Health Plan of Mastoran Corporation-14$7,816$63,536$4,538iApproximate average salary by contribution assumption: employee only about $113,457 at 4% or $75,638 at 6%; with 50% employer match about $75,638 at 4% or $50,425 at 6%; with 100% employer match about $56,729 at 4% or $37,819 at 6%.
Employee Health Plan of Mastoran Corporation-129---
20203340$5,716,458$454,443$1,337iApproximate average salary by contribution assumption: employee only about $33,415 at 4% or $22,277 at 6%; with 50% employer match about $22,277 at 4% or $14,851 at 6%; with 100% employer match about $16,707 at 4% or $11,138 at 6%.
Mastoran Corporation 401(K) Savings Plan-340$5,715,424$349,181$1,027iApproximate average salary by contribution assumption: employee only about $25,675 at 4% or $17,117 at 6%; with 50% employer match about $17,117 at 4% or $11,411 at 6%; with 100% employer match about $12,838 at 4% or $8,558 at 6%.
Employee Health Plan of Mastoran Corporation-24$1,034$105,262$4,386iApproximate average salary by contribution assumption: employee only about $109,648 at 4% or $73,099 at 6%; with 50% employer match about $73,099 at 4% or $48,732 at 6%; with 100% employer match about $54,824 at 4% or $36,549 at 6%.
Employee Health Plan of Mastoran Corporation-128---
20192412$4,635,529$365,975$888iApproximate average salary by contribution assumption: employee only about $22,207 at 4% or $14,805 at 6%; with 50% employer match about $14,805 at 4% or $9,870 at 6%; with 100% employer match about $11,104 at 4% or $7,402 at 6%.
Mastoran Corporation 401(K) Savings Plan-412$4,635,529$266,565$647iApproximate average salary by contribution assumption: employee only about $16,175 at 4% or $10,783 at 6%; with 50% employer match about $10,783 at 4% or $7,189 at 6%; with 100% employer match about $8,088 at 4% or $5,392 at 6%.
Employee Health Plan of Mastoran Corporation-27-$99,410$3,682iApproximate average salary by contribution assumption: employee only about $92,046 at 4% or $61,364 at 6%; with 50% employer match about $61,364 at 4% or $40,909 at 6%; with 100% employer match about $46,023 at 4% or $30,682 at 6%.
2018116$0$66,846$4,178iApproximate average salary by contribution assumption: employee only about $104,447 at 4% or $69,631 at 6%; with 50% employer match about $69,631 at 4% or $46,421 at 6%; with 100% employer match about $52,223 at 4% or $34,816 at 6%.
Employee Health Plan of Mastoran Corporation-16-$66,846$4,178iApproximate average salary by contribution assumption: employee only about $104,447 at 4% or $69,631 at 6%; with 50% employer match about $69,631 at 4% or $46,421 at 6%; with 100% employer match about $52,223 at 4% or $34,816 at 6%.
2017118$0$52,649$2,925iApproximate average salary by contribution assumption: employee only about $73,124 at 4% or $48,749 at 6%; with 50% employer match about $48,749 at 4% or $32,499 at 6%; with 100% employer match about $36,562 at 4% or $24,375 at 6%.
Employee Health Plan of Mastoran Corporation-18-$52,649$2,925iApproximate average salary by contribution assumption: employee only about $73,124 at 4% or $48,749 at 6%; with 50% employer match about $48,749 at 4% or $32,499 at 6%; with 100% employer match about $36,562 at 4% or $24,375 at 6%.
2016113$4,526$55,146$4,242iApproximate average salary by contribution assumption: employee only about $106,050 at 4% or $70,700 at 6%; with 50% employer match about $70,700 at 4% or $47,133 at 6%; with 100% employer match about $53,025 at 4% or $35,350 at 6%.
Employee Health Plan of Mastoran Corporation-13$4,526$55,146$4,242iApproximate average salary by contribution assumption: employee only about $106,050 at 4% or $70,700 at 6%; with 50% employer match about $70,700 at 4% or $47,133 at 6%; with 100% employer match about $53,025 at 4% or $35,350 at 6%.
2015116$3,633$69,702$4,356iApproximate average salary by contribution assumption: employee only about $108,909 at 4% or $72,606 at 6%; with 50% employer match about $72,606 at 4% or $48,404 at 6%; with 100% employer match about $54,455 at 4% or $36,303 at 6%.
Employee Health Plan of Mastoran Corporation-16$3,633$69,702$4,356iApproximate average salary by contribution assumption: employee only about $108,909 at 4% or $72,606 at 6%; with 50% employer match about $72,606 at 4% or $48,404 at 6%; with 100% employer match about $54,455 at 4% or $36,303 at 6%.