Daniel Kivatinos
InvestorFounderFounder at loopfour · Founder at DrChrono
Los Altos, California, United States
FoundedDrChrono · YCloopfour · YC
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About
Daniel Kivatinos is CEO and cofounder of JustPaid, a B2B revenue platform. He previously cofounded DrChrono, which was acquired in 2021.
Founder at loopfourYC W23
Intro paths
Daniel went through Y Combinator (Winter 2023) — any YC alum in your network can reach them through the YC community.
Their group partner at YC was Nicolas Dessaigne, General Partner at Y Combinator — the partner who ran loopfour's batch and knows the company first-hand. YC profile ↗
In turn, Daniel can intro founders to loopfour's investors below.
loopfour's investors · 19
Co-founders at loopfour


Founder at DrChronoYC W11
Intro paths
Daniel went through Y Combinator (Winter 2011) — any YC alum in your network can reach them through the YC community.
In turn, Daniel can intro founders to DrChrono's investors below.
DrChrono's investors · 13
Co-founders at DrChrono

Experience
- loopfourceo and cofoundercurrent2022 — present
- kivatinos.cominvestingcurrent2019 — present
- DrChronoCofounder / Copresident2021 — 2022United States
- DrChronoCofounder / Chief Operating Officer2008 — 2021Silicon Valley CA
- Y CombinatorStartup School Advisor2017Mountain View
- CommPartnersSenior Applications Developer2005 — 2008
- Oxford, Stanford & Yale Online Education Alliance for Lifelong LearningDeveloper2003 — 2005Manhattan, New York
- Automated Financial Systems, Inc. (AFS)Programmer2001 — 2002New York, New York
- State University Of Stony BrookTeaching2001 — 2002Stony Brook University
Skills & more
+12 more
HealthcareStartup EnvironmentsCEOEarly-Stage StartupsFundraisingAngel InvestingSeed CapitalInvestingSaaSJavaScriptCSSGitLanguages English
From Daniel's professional profile.
Investments
Per curated public sources.
Frequently asked questions
- Who is Daniel Kivatinos?
- Daniel Kivatinos is CEO and cofounder of JustPaid, a B2B revenue platform. He previously cofounded DrChrono, which was acquired in 2021.
- Where does Daniel Kivatinos work?
- Daniel Kivatinos is Founder of DrChrono and Founder at loopfour.
- What companies did Daniel Kivatinos found?
- Daniel Kivatinos founded DrChrono, loopfour.
- What companies has Daniel Kivatinos invested in?
- Investments tracked here include Cactus, Cenote, IRBC, Respan, Toothy AI.
- Where did Daniel Kivatinos go to school?
- Daniel Kivatinos studied at Y Combinator (Entrepreneur); Y Combinator (Entrepreneurship/Entrepreneurial Studies); Rock Health (Startup Program, Entrepreneurship/Entrepreneurial Studies).
Founder mafias
Y Combinator mafia10,603
Also came through, then founded or led a company.
Stony Brook University mafia69
Also came through, then founded or led a company.
DrChrono mafia3
Also came through, then founded or led a company.
Nassau Community College mafia3
Also came through, then founded or led a company.
Same school
Also attended Y Combinator2,000
+ 1,994 more
Also attended Rock Health3
Also attended Stony Brook University129
+ 123 more
Shared employers
Also worked at loopfour3
Also worked at DrChrono6
Also worked at Y Combinator437
+ 431 more




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