Investing Profile
James N. Topper
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Stanford University Network
925 CONNECTIONS
Stanford University Network
256 CONNECTIONS
Capital One Network
48 CONNECTIONS
Arizona State University Network
39 CONNECTIONS
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cbCurrent Investing Position
Xelas Consulting LLC President
Investment Range
$100K - $5.0M
Sweet Spot
$1.5M
Investments On Record
30
James N. Topper is on these Sector & Stage Rankings
James N. Topper's Investments On Record (18)
| Company | StageDateRound Size | Total Raised |
|---|---|---|
Immutrin | Series AMar 2026$87M | $87M |
Diagonal Therapeutics | Series BJan 2026$130M Series AApr 2024$130M | $250M |
Attovia Therapeutics | Series CApr 2025$90M Series BMay 2024$110M Series AJun 2023$60M | $260M |
Enlaza Therapeutics | Series AApr 2024$100M SeedOct 2022$61M | $160M |
Lassen Therapeutics | Series BDec 2023$85M | $85M |
Millendo Therapeutics | Series UnknownAug 2018$30M Series BJan 2016$62M Series AAug 2012$16M | $110M |
Mavupharma | Series ANov 2017$20M | $20M |
Aptinyx | Series AMay 2016$65M | $140M |
James N. Topper's Experience
Alumnus Stanford UniversityPresent
President Xelas Consulting LLCPresent
Independent Consultant EVERFIPresent
Consultant Funny Or DiePresent
Independent Consultant Capital OnePresent
Independent Consultant After School AppPresent
Independent Consultant HiredPresent
Independent Consultant Decheng CapitalPresent
Independent Consultant Frazier Healthcare PartnersPresent
Mental Skills Consultant Seattle Seawolves RugbyPresent
James N. Topper's Education
Arizona State University Master of Counseling Counseling Psychology
Stanford University Ph.D. Counseling Psychology
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