Brian MacMahon
InvestorFounder & Managing Partner at Expert DOJO
Santa Monica, California, United States
About
Brian MacMahon is founder of Expert DOJO, an institutional investment firm with over 300 startup investments, and co-founder and Chief Strategy and Growth Officer at Matchbook AI, a SaaS platform focused on data quality, matching, and enrichment. His background includes work on customer relationship building and startup growth, with expertise spanning emotional resonance in brand development. Matchbook AI integrates commercial intelligence data from providers including Dun & Bradstreet to support data stewardship functionality.
Experience
- Matchbook AIChief Strategy and Growth Officer at Matchbook AIcurrent2025 — present
- Nathan Family OfficeDirectorcurrent2014 — presentLos Angeles Metropolitan Area
- Expert DOJOHead Honchocurrent2014 — presentSanta Monica, California
- Brand new clean energy city being built in JapanAdvisor of the Fuji Five Lakes Green Metropolis Forumcurrent2025 — presentJapan
- Pay it Forward LabsCEO2011 — 2014Santa Monica, California
- Your Office AgentOwner2009 — 2013Los Angeles
- RegusConsultant1999 — 2009Global
Skills & more
Venture Capital19Start-up Ventures18Artificial Intelligence (AI)13Agile Methodologies2Growth Strategies2Real Estate99Leases84Property Management91Corporate Real Estate55Tenant17Commercial Real Estate46Real Estate Development18
+12 more
Business PlanningReal Estate TransactionsStart-upsNew Business DevelopmentLandlordDue DiligenceInvestment PropertiesBrokerageNegotiationManagementStrategic PlanningLeadershipLanguages Spanish
From Brian's professional profile.
Shared employers
Also worked at Matchbook AI1
Also worked at Regus8
Mike MorrisCo-Founder & Managing Partner at Inception Studio CapitalShelly XieProgram Data Manager at Waterloo Accelerator CentreAndy DodwellOperating Partner at Ardenton Capital CorporationSwaroop KaushikCEO, JAGA Workspaces at TiE Women Global Pitch CompetitionOlaitan OduwaiyeInvestor at Rising Tide Africa (RTA)Selma RibicaCo-Founder & Managing Partner at First Circle
+ 2 more
Colleagues at Expert DOJO
Ashutosh Kumar
CEO & General Partner at Expert DOJO
David Littauer
Scout at Expert DOJO
Dustin Luther
Fractional Head of Marketing at Expert DOJO
Farnaz Victoria Mehran
Venture Partner at Expert DOJO
Gautham Chandrasekar
Investor at Anzu Partners
Genevieve LeMarchal
Founder & General Partner at Suncoast Ventures
Gunjan Meena
Investor Relations at Expert DOJO
Henry Ukoha
Scout at Expert DOJO