Civic Intelligence

Mevion Medical Systems Inc.

Plan context: Mevion Medical Systems Inc. 401(K) Profit Sharing

EIN 20-0794350 • Littleton, MA • 53 filings • 13 plans

300 Foster St Ste 3Littleton, MA 01460-2017
Current Snapshot

Latest Year

2024

2024 Participants

143

2024 Assets

$19,619,365

2024 Contributions

$2,473,639

Historical Graphs

Total Assets Over Time

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

$19,619,365$9,809,683$0200620162024YearValue
$19,619,365Latest year 2024

Participants Over Time

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

177890200620152024YearValue
143Latest 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
20244143$19,619,365$2,473,639$17,298iApproximate average salary by contribution assumption: employee only about $432,454 at 4% or $288,303 at 6%; with 50% employer match about $288,303 at 4% or $192,202 at 6%; with 100% employer match about $216,227 at 4% or $144,151 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-143$19,619,365$2,473,639$17,298iApproximate average salary by contribution assumption: employee only about $432,454 at 4% or $288,303 at 6%; with 50% employer match about $288,303 at 4% or $192,202 at 6%; with 100% employer match about $216,227 at 4% or $144,151 at 6%.
Mevion Medical Systems Inc. Medical Plan-142---
Mevion Medical Systems Inc. Life and Disability-142---
Mevion Medical Systems Inc. Dental Plan-142---
20234170$16,837,800$2,651,281$15,596iApproximate average salary by contribution assumption: employee only about $389,894 at 4% or $259,930 at 6%; with 50% employer match about $259,930 at 4% or $173,286 at 6%; with 100% employer match about $194,947 at 4% or $129,965 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-170$16,837,800$2,651,281$15,596iApproximate average salary by contribution assumption: employee only about $389,894 at 4% or $259,930 at 6%; with 50% employer match about $259,930 at 4% or $173,286 at 6%; with 100% employer match about $194,947 at 4% or $129,965 at 6%.
Mevion Medical Systems Inc. Medical Plan-142---
Mevion Medical Systems Inc. Dental Plan-142---
Mevion Medical Systems Inc. Life and Disability-142---
20224172$12,581,597$1,952,696$11,353iApproximate average salary by contribution assumption: employee only about $283,822 at 4% or $189,215 at 6%; with 50% employer match about $189,215 at 4% or $126,143 at 6%; with 100% employer match about $141,911 at 4% or $94,607 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-172$12,581,597$1,952,696$11,353iApproximate average salary by contribution assumption: employee only about $283,822 at 4% or $189,215 at 6%; with 50% employer match about $189,215 at 4% or $126,143 at 6%; with 100% employer match about $141,911 at 4% or $94,607 at 6%.
Mevion Medical Systems Inc. Medical Plan-131---
Mevion Medical Systems Inc. Dental Plan-131---
Mevion Medical Systems Inc. Life and Disability-131---
20214163$13,352,436$1,709,885$10,490iApproximate average salary by contribution assumption: employee only about $262,252 at 4% or $174,835 at 6%; with 50% employer match about $174,835 at 4% or $116,557 at 6%; with 100% employer match about $131,126 at 4% or $87,417 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-163$13,352,436$1,709,885$10,490iApproximate average salary by contribution assumption: employee only about $262,252 at 4% or $174,835 at 6%; with 50% employer match about $174,835 at 4% or $116,557 at 6%; with 100% employer match about $131,126 at 4% or $87,417 at 6%.
Mevion Medical Systems Inc. Medical Plan-145---
Mevion Medical Systems Inc. Dental Plan-127---
Mevion Medical Systems Inc. Life and Disability-136---
20204140$11,743,306$1,678,559$11,990iApproximate average salary by contribution assumption: employee only about $299,743 at 4% or $199,828 at 6%; with 50% employer match about $199,828 at 4% or $133,219 at 6%; with 100% employer match about $149,871 at 4% or $99,914 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-140$11,743,306$1,678,559$11,990iApproximate average salary by contribution assumption: employee only about $299,743 at 4% or $199,828 at 6%; with 50% employer match about $199,828 at 4% or $133,219 at 6%; with 100% employer match about $149,871 at 4% or $99,914 at 6%.
Mevion Medical Systems Inc. Medical Plan-134---
Mevion Medical Systems Inc. Dental Plan-120---
Mevion Medical Systems Inc. Life and Disability-138---
20194135$10,137,177$1,621,480$12,011iApproximate average salary by contribution assumption: employee only about $300,274 at 4% or $200,183 at 6%; with 50% employer match about $200,183 at 4% or $133,455 at 6%; with 100% employer match about $150,137 at 4% or $100,091 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-135$10,137,177$1,621,480$12,011iApproximate average salary by contribution assumption: employee only about $300,274 at 4% or $200,183 at 6%; with 50% employer match about $200,183 at 4% or $133,455 at 6%; with 100% employer match about $150,137 at 4% or $100,091 at 6%.
Mevion Medical Systems Inc. Medical Plan-122---
Mevion Medical Systems Inc. Dental Plan-112---
Mevion Medical Systems Inc. Life and Disability-113---
20184123$8,181,720$1,976,415$16,068iApproximate average salary by contribution assumption: employee only about $401,710 at 4% or $267,807 at 6%; with 50% employer match about $267,807 at 4% or $178,538 at 6%; with 100% employer match about $200,855 at 4% or $133,903 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-123$8,181,720$1,976,415$16,068iApproximate average salary by contribution assumption: employee only about $401,710 at 4% or $267,807 at 6%; with 50% employer match about $267,807 at 4% or $178,538 at 6%; with 100% employer match about $200,855 at 4% or $133,903 at 6%.
Mevion Medical Systems Inc. Medical Plan-105---
Mevion Medical Systems Inc. Dental Plan-108---
Mevion Medical Systems Inc. Life and Disability-112---
20175153$7,207,933$1,025,741$6,704iApproximate average salary by contribution assumption: employee only about $167,605 at 4% or $111,736 at 6%; with 50% employer match about $111,736 at 4% or $74,491 at 6%; with 100% employer match about $83,802 at 4% or $55,868 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-130$7,207,933$1,025,741$7,890iApproximate average salary by contribution assumption: employee only about $197,258 at 4% or $131,505 at 6%; with 50% employer match about $131,505 at 4% or $87,670 at 6%; with 100% employer match about $98,629 at 4% or $65,753 at 6%.
Mevion Medical Systems Inc. Life and Disability-153---
Mevion Medical Systems Inc. Dental Plan-118---
Mevion Medical Systems Inc. Life and Disability-120---
Mevion Medical Systems Inc. Medical Plan-120---
20164177$7,111,365$1,286,995$7,271iApproximate average salary by contribution assumption: employee only about $181,779 at 4% or $121,186 at 6%; with 50% employer match about $121,186 at 4% or $80,791 at 6%; with 100% employer match about $90,889 at 4% or $60,593 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-177$7,111,365$1,286,995$7,271iApproximate average salary by contribution assumption: employee only about $181,779 at 4% or $121,186 at 6%; with 50% employer match about $121,186 at 4% or $80,791 at 6%; with 100% employer match about $90,889 at 4% or $60,593 at 6%.
Mevion Medical Systems Inc. Medical Plan-165---
Mevion Medical Systems Inc. Dental Plan-166---
Mevion Medical Systems Inc. Life and Disability-162---
20154172$6,170,877$1,392,361$8,095iApproximate average salary by contribution assumption: employee only about $202,378 at 4% or $134,919 at 6%; with 50% employer match about $134,919 at 4% or $89,946 at 6%; with 100% employer match about $101,189 at 4% or $67,459 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-172$6,170,877$1,392,361$8,095iApproximate average salary by contribution assumption: employee only about $202,378 at 4% or $134,919 at 6%; with 50% employer match about $134,919 at 4% or $89,946 at 6%; with 100% employer match about $101,189 at 4% or $67,459 at 6%.
Mevion Medical Systems Inc. Life and Disability-168---
Mevion Medical Systems Inc. Dental Plan-153---
Mevion Medical Systems Inc. Medical Plan-157---
20144171$5,010,355$1,182,124$6,913iApproximate average salary by contribution assumption: employee only about $172,825 at 4% or $115,217 at 6%; with 50% employer match about $115,217 at 4% or $76,811 at 6%; with 100% employer match about $86,413 at 4% or $57,608 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-171$5,010,355$1,182,124$6,913iApproximate average salary by contribution assumption: employee only about $172,825 at 4% or $115,217 at 6%; with 50% employer match about $115,217 at 4% or $76,811 at 6%; with 100% employer match about $86,413 at 4% or $57,608 at 6%.
Mevion Medical Systems Inc. Life and Disability-160---
Mevion Medical Systems Inc. Medical Plan-152---
Mevion Medical Systems Inc. Dental Plan-153---
20131138$4,003,128$873,853$6,332iApproximate average salary by contribution assumption: employee only about $158,307 at 4% or $105,538 at 6%; with 50% employer match about $105,538 at 4% or $70,359 at 6%; with 100% employer match about $79,153 at 4% or $52,769 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-138$4,003,128$873,853$6,332iApproximate average salary by contribution assumption: employee only about $158,307 at 4% or $105,538 at 6%; with 50% employer match about $105,538 at 4% or $70,359 at 6%; with 100% employer match about $79,153 at 4% or $52,769 at 6%.
2012161$3,005,783$671,269$11,004iApproximate average salary by contribution assumption: employee only about $275,110 at 4% or $183,407 at 6%; with 50% employer match about $183,407 at 4% or $122,271 at 6%; with 100% employer match about $137,555 at 4% or $91,703 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-61$3,005,783$671,269$11,004iApproximate average salary by contribution assumption: employee only about $275,110 at 4% or $183,407 at 6%; with 50% employer match about $183,407 at 4% or $122,271 at 6%; with 100% employer match about $137,555 at 4% or $91,703 at 6%.
2011159$2,255,097$603,394$10,227iApproximate average salary by contribution assumption: employee only about $255,675 at 4% or $170,450 at 6%; with 50% employer match about $170,450 at 4% or $113,634 at 6%; with 100% employer match about $127,838 at 4% or $85,225 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-59$2,255,097$603,394$10,227iApproximate average salary by contribution assumption: employee only about $255,675 at 4% or $170,450 at 6%; with 50% employer match about $170,450 at 4% or $113,634 at 6%; with 100% employer match about $127,838 at 4% or $85,225 at 6%.
2010156$1,908,515$433,788$7,746iApproximate average salary by contribution assumption: employee only about $193,655 at 4% or $129,104 at 6%; with 50% employer match about $129,104 at 4% or $86,069 at 6%; with 100% employer match about $96,828 at 4% or $64,552 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-56$1,908,515$433,788$7,746iApproximate average salary by contribution assumption: employee only about $193,655 at 4% or $129,104 at 6%; with 50% employer match about $129,104 at 4% or $86,069 at 6%; with 100% employer match about $96,828 at 4% or $64,552 at 6%.
2009148$1,285,450$465,675$9,702iApproximate average salary by contribution assumption: employee only about $242,539 at 4% or $161,693 at 6%; with 50% employer match about $161,693 at 4% or $107,795 at 6%; with 100% employer match about $121,270 at 4% or $80,846 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-48$1,285,450$465,675$9,702iApproximate average salary by contribution assumption: employee only about $242,539 at 4% or $161,693 at 6%; with 50% employer match about $161,693 at 4% or $107,795 at 6%; with 100% employer match about $121,270 at 4% or $80,846 at 6%.
2008187$624,760$413,739$4,756iApproximate average salary by contribution assumption: employee only about $118,891 at 4% or $79,260 at 6%; with 50% employer match about $79,260 at 4% or $52,840 at 6%; with 100% employer match about $59,445 at 4% or $39,630 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-87$624,760$413,739$4,756iApproximate average salary by contribution assumption: employee only about $118,891 at 4% or $79,260 at 6%; with 50% employer match about $79,260 at 4% or $52,840 at 6%; with 100% employer match about $59,445 at 4% or $39,630 at 6%.
2007141$0$0-
Mevion Medical Systems Inc. 401(K) Profit Sharing-41---
2006124$111,926$106,125$4,422iApproximate average salary by contribution assumption: employee only about $110,547 at 4% or $73,698 at 6%; with 50% employer match about $73,698 at 4% or $49,132 at 6%; with 100% employer match about $55,273 at 4% or $36,849 at 6%.
Mevion Medical Systems Inc. 401(K) Profit Sharing-24$111,926$106,125$4,422iApproximate average salary by contribution assumption: employee only about $110,547 at 4% or $73,698 at 6%; with 50% employer match about $73,698 at 4% or $49,132 at 6%; with 100% employer match about $55,273 at 4% or $36,849 at 6%.