Investing Profile

Mike Chalfen(2)

VCAngelInvestor
General Partner at Advent Venture Partners
chalfenventures.comLondon
Photo of Mike Chalfen, General Partner at Advent Venture Partners
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Mike Chalfen's investing connections

Picture

1 Investor

Connected to Toby Coppel (Mosaic Ventures).

Networks Mike is a member of
Harvard University Network
598 CONNECTIONS
Boston Consulting Group (BCG) Network
288 CONNECTIONS
University of Cambridge Network
258 CONNECTIONS
XtreamIT Network
68 CONNECTIONS
XtreamIT Network
68 CONNECTIONS

Find Mike Chalfen on

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Current Investing Position
Advent Venture Partners General Partner
Investment Range
$100K - $5.0M
Sweet Spot
$1.5M
Investments On Record
30
Current Fund Size
$146.3M

Mike Chalfen is on these Sector & Stage Rankings

Mike Chalfen's Investments On Record (25)

CompanyStageDateRound SizeTotal Raised
Inherent
SeedMay 2026$50M
$50M
Co-investors: Danny Rimer (Index Ventures), Charlie Songhurst
Iridius
SeedApr 2026$9M
$9M
SurrealDB
Series AFeb 2026$23M
Series AJun 2024$15M
$44M
Co-investors: Matthias Turck (FirstMark Capital)
Amenitiz
Series BNov 2025$45M
Series AApr 2022$29M
$81M
Co-investors: Louis Coppey (Point Nine Capital), Alex Brunicki (Backed VC), Lucile Cornet (Eight Roads Ventures), Pablo Ventura Aranguren (KFund), Chris Hemmeter (Thayer Ventures), Avi Meir
Tracelight
SeedAug 2025$4M
$4M
Co-investors: Charlie Songhurst
Stackfix
SeedDec 2024$3M
$3M
Co-investors: Mandeep Singh (Andreessen Horowitz), Alice Bentinck (Entrepreneur First), Matt Clifford (Entrepreneur First), Charles Delingpole, Paul Forster
Polar Analytics
Series ANov 2024$19M
$29M
Co-investors: Guillaume Cabane (Sequoia Capital), Christoph Janz (Point Nine Capital), Andre Haddad, Guillaume Luccisano, Romain Lapeyre
General Index
Series AFeb 2024$12M
$12M
Co-investors: Harry Stebbings (Stride.VC)

Mike Chalfen's Experience

Co-founder and Partner Mosaic Ventures2014 - Present
General Partner Advent Venture Partners2008 - Present
Investor BryterPresent
Investor SEDNAPresent
Solo VC Chalfen VenturesPresent
Associate Boston Consulting Group (BCG)Present
Associate XtreamITPresent
NED SUSEPresent
Lead investor and NED eDreams ODIGEOPresent
Partner ApaxPresent
Non-Executive Director XtreamITPresent
Lead investor and NED KingPresent
NED FoundryPresent
NED and angel investor FizzbackPresent
NED Ubiquisys - Now Part of CiscoPresent
Board member and investor Seal Software, a DocuSign CompanyPresent
Investor MoogsoftPresent
Investor AtomicJar, Inc. (acquired by Docker)Present
Investor HouzzPresent
First Investor IllumioPresent
Investor XtreamITPresent
Investor Tray.aiPresent
Board Member & Investor Tray.aiPresent
Partner Chalfen VenturesPresent
Investor CrateDBPresent
Investor Oden TechnologiesPresent
Investor Harbr (Business/Productivity Software)Present
Investor Vault PlatformPresent
Investor SnykPresent
Investor Time is Ltd.Present
Investor BRYTERPresent
Investor SednaPresent
Investor LokalisePresent
Investor General IndexPresent
Investor FlexcitonPresent
Investor RevealPresent
Investor CrossbeamPresent
Investor OpplyPresent
Investor AmenitizPresent
Investor LuminovoPresent
Investor WorldoverPresent
Investor StackfixPresent
Investor DeblockPresent
Series A Investor Polar Analytics 🐻❄️Present
Investor Polar Analytics 🐻❄️Present
Investor TracelightPresent
Investor Harbr | Data. Enabled.Present
Investor Bridebook - The No.1 Wedding Planning AppPresent
Investor Lokalise — NOW hiring REMOTELYPresent
Investor luminovo.aiPresent
Investor 5Mins.aiPresent
Investor Worldover ioPresent
Investor TranslucentPresent
Investor UpcitiPresent
Investor CognaPresent
Series A Investor Polar AnalyticsPresent
Associate BCGPresent
Associate The Boston Consulting GroupPresent
NED SUSE Linux AGPresent
Partner Apax PartnersPresent
Non-Executive Director Tideway SystemsPresent
NED Ubiquisys2011 - 2013
NED The Foundry2009 - 2011

Mike Chalfen's Education

University of Cambridge Master of Arts (MA) History
Harvard University History Philosophy, Business