People · Operator

Erik Lyesiuk

Named in public records as an officer, director or promoter · active 2025–2025 · Healthtech

10
Companies
10
Filings
$37.3M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Fresenius Medical Care Newark, LLCHealthtechSeries A$4.9M$16.3M2025
Fresenius Medical Care Champions, LLCHealthtechSeries A$4.7M$16.0M2025
Fresenius Medical Care Dubuque, LLCHealthtechSeries A$4.7M$15.8M2025
Fresenius Medical Care Brick Home Therapy, LLCHealthtechSeries A$4.4M$16.3M2025
Fresenius Medical Care Conroe, LLCHealthtechSeries A$4.2M$15.5M2025
Fresenius Medical Care Northshore Houston, LLCHealthtechSeed$4.0M$11.8M2025
Fresenius Medical Care Conshohocken Home, LLCHealthtechSeed$3.8M$10.0M2025
Fresenius Medical Care Sunset, LLCHealthtechSeed$3.5M$11.6M2025
Fresenius Medical Care Vintage Park, LLCHealthtechSeed$1.8M$5.9M2025
Fresenius Medical Care Metro Huntsville, LLCHealthtechSeed$1.3M$4.2M2025
Operator network

Erik Lyesiuk at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

Gary Johnson · 7 companies · 1 sharedGary JohnsonLarry J Walker, M.D. · 2 companies · 1 sharedLarry J Walker, M…David Gandy · 1 companies · 1 sharedDavid GandyJames M Smelser, M.D. · 1 companies · 1 sharedJames M Smelser, …Brad Bucci · 1 companies · 1 sharedBrad BucciFrank K. Boateng, M.D. · 1 companies · 1 sharedFrank K. Boateng,…Jessica Wells · 1 companies · 1 sharedJessica WellsBanshi Mohan Rathi, M.D. · 1 companies · 1 sharedBanshi Mohan Rath…Tim Berberovich · 2 companies · 1 sharedTim BerberovichCarl Motz · 1 companies · 1 sharedCarl MotzJose Iglesias, D.O. · 1 companies · 1 sharedJose Iglesias, D.…Kapil Mahajan, M.D. · 2 companies · 2 sharedKapil Mahajan, M.…Aaron Almquist · 4 companies · 4 sharedAaron AlmquistLudwig Teugels · 4 companies · 4 sharedLudwig TeugelsTonya Krause · 3 companies · 3 sharedTonya KrauseAkash Sethi, D.O. · 1 companies · 1 sharedAkash Sethi, D.O.Carolyn Chila · 1 companies · 1 sharedCarolyn ChilaJessica Chavous · 1 companies · 1 sharedJessica ChavousLuca Chiastra · 3 companies · 1 sharedLuca ChiastraAlejandro Sardina · 2 companies · 1 sharedAlejandro SardinaCarlos A Mercado, M.D. · 1 companies · 1 sharedCarlos A Mercado,…Jacob Savage · 1 companies · 1 sharedJacob SavageFresenius Medical Care Newark, LLC · $4.9M raisedFresenius Medical Car…Fresenius Medical Care Champions, LLC · $4.7M raisedFresenius Medical Car…Fresenius Medical Care Dubuque, LLC · $4.7M raisedFresenius Medical Car…Fresenius Medical Care Brick Home Therapy, LLC · $4.4M raisedFresenius Medical Car…Fresenius Medical Care Conroe, LLC · $4.2M raisedFresenius Medical Car…Fresenius Medical Care Northshore Houston, LLC · $4.0M raisedFresenius Medical Car…Fresenius Medical Care Conshohocken Home, LLC · $3.8M raisedFresenius Medical Car…Fresenius Medical Care Sunset, LLC · $3.5M raisedFresenius Medical Car…Fresenius Medical Care Vintage Park, LLC · $1.8M raisedFresenius Medical Car…Fresenius Medical Care Metro Huntsville, LLC · $1.3M raisedFresenius Medical Car…Erik LyesiukEL
Erik Lyesiuk Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

People named alongside Erik Lyesiuk on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

OperatorSharedTheir companies
Aaron Almquist44
Ludwig Teugels44
Tonya Krause33
Kapil Mahajan, M.D.22
Gary Johnson17
Luca Chiastra13
Larry J Walker, M.D.12
Alejandro Sardina12
Tim Berberovich12
Jessica Wells11
Maria Y Luciano11
Srikanth Y Raayasa, M.D.11
Lissette Ortiz11
Sachin Shrestha, M.D.11
Banshi Mohan Rathi, M.D.11
Frank K. Boateng, M.D.11
Carolyn Chila11
Scott Timmermann11
Tonya Boone11
Brad Bucci11

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.