Civic Intelligence

Alexander J. Mcmahon, Dds, MD Inc.

Plan context: Alexander Mcmahon, Dds, MD Inc. 401(K) Plan

EIN 87-1169260 • Santa Rosa, CA • 6 filings • 4 plans

1820 Sonoma Avenue, Suite 30Santa Rosa, CA 95405
Current Snapshot

Latest Year

2025

2025 Participants

10

2025 Assets

$384,983

2025 Contributions

$202,251

Historical Graphs

Total Assets Over Time

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

$438,943$219,472$0202320242025YearValue
$384,983Latest year 2025

Participants Over Time

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

1050202320242025YearValue
10Latest year 2025

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
2025110$384,983$202,251$20,225iApproximate average salary by contribution assumption: employee only about $505,627 at 4% or $337,085 at 6%; with 50% employer match about $337,085 at 4% or $224,723 at 6%; with 100% employer match about $252,814 at 4% or $168,543 at 6%.
Alexander Mcmahon, Dds, MD Inc. 401(K) Plan-10$384,983$202,251$20,225iApproximate average salary by contribution assumption: employee only about $505,627 at 4% or $337,085 at 6%; with 50% employer match about $337,085 at 4% or $224,723 at 6%; with 100% employer match about $252,814 at 4% or $168,543 at 6%.
202418$131,216$68,581$8,573iApproximate average salary by contribution assumption: employee only about $214,316 at 4% or $142,877 at 6%; with 50% employer match about $142,877 at 4% or $95,251 at 6%; with 100% employer match about $107,158 at 4% or $71,439 at 6%.
Alexander Mcmahon, Dds, MD Inc. 401(K) Plan-8$131,216$68,581$8,573iApproximate average salary by contribution assumption: employee only about $214,316 at 4% or $142,877 at 6%; with 50% employer match about $142,877 at 4% or $95,251 at 6%; with 100% employer match about $107,158 at 4% or $71,439 at 6%.
202348$438,943$359,137$44,892iApproximate average salary by contribution assumption: employee only about $1,122,303 at 4% or $748,202 at 6%; with 50% employer match about $748,202 at 4% or $498,801 at 6%; with 100% employer match about $561,152 at 4% or $374,101 at 6%.
ALEXANDER MCMAHON, DDS, MD, INC.. RETIREMENT PLAN-6$248,662$186,779$31,130iApproximate average salary by contribution assumption: employee only about $778,246 at 4% or $518,831 at 6%; with 50% employer match about $518,831 at 4% or $345,887 at 6%; with 100% employer match about $389,123 at 4% or $259,415 at 6%.
ALEXANDER J. MCMAHON, DDS, MD, INC. PROFIT SHARING PLAN-7$82,691$63,709$9,101iApproximate average salary by contribution assumption: employee only about $227,532 at 4% or $151,688 at 6%; with 50% employer match about $151,688 at 4% or $101,125 at 6%; with 100% employer match about $113,766 at 4% or $75,844 at 6%.
Alexander Mcmahon, Dds, MD Inc. 401(K) Plan-8$53,795$55,341$6,918iApproximate average salary by contribution assumption: employee only about $172,941 at 4% or $115,294 at 6%; with 50% employer match about $115,294 at 4% or $76,863 at 6%; with 100% employer match about $86,470 at 4% or $57,647 at 6%.
Alexander Mcmahon, Dds, MD Inc. 401(K) Plan-8$53,795$53,308$6,664iApproximate average salary by contribution assumption: employee only about $166,588 at 4% or $111,058 at 6%; with 50% employer match about $111,058 at 4% or $74,039 at 6%; with 100% employer match about $83,294 at 4% or $55,529 at 6%.