Investor profile
Sumant Mandal
Accelerator, Venture capital & Managing Director at Clearstone Venture Partners, Co-Founder & Board Director at The Fabric, Co-Founder & Managing Partner at March Capital
Sumant Mandal works as a Managing Director at Clearstone Venture Partners. The firm's known portfolio counts 11 companies.
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Investment focus
- Focus
- AdTechAnalyticsCloud InfrastructureCollaborationCommerce EnablementCommunications InfrastructureCustomer ServiceCybersecurityDataData AnalyticsDeliveryDevOpsDeveloper ToolsEnterprise SaaSGenerative AIIoTMachine LearningMessagingPaymentsReal TimeScientific DiscoverySecurityService IndustryTelecommunicationsVertical SaaSVideoWireless
Contacts
Affiliated funds' portfolios
Managing Director at Clearstone Venture Partners, whose known portfolio counts 11 companies
- Managed by Q
- Tesloop
- LeisureLink
- LiveLike
- Rhone Apparel
- Vyng
- AOptix Technologies
- Rubicon Project
- At The Pool
- Kuapay
- Billdesk
Co-Founder & Board Director at The Fabric, whose known portfolio counts 9 companies
- Cloudbrink
- IoTium
- OpsCruise
- Mesh7
- Copperwire Systems
- Kmesh.io
- Pensa Networks
- Rosetta Cyber Systems
- Spanugo
Co-Founder & Managing Partner at March Capital, whose known portfolio counts 9 companies
- Rally
- Together AI
- Xage Security
- Lila Sciences
- Uniphore
- Extend
- Luminance
- Nawy
- SuperOps.ai
Investor Profile
Sumant Mandal is listed against sectors AI, Commerce, Consumer and FinTech, and focus areas AdTech, Analytics, Cloud Infrastructure and Collaboration in the database.
Stage-wise, the deals at Clearstone Venture Partners cluster around Growth, Pre-Seed and Seed rounds.
What the affiliated firm has backed is the closest available signal on whether Sumant Mandal is worth approaching.
Colleagues
Hyun Koo
Partner
Los Angeles, United States
Jed Leidheiser
Partner
Los Angeles, United States
Richard Gu
Vice President
Los Angeles, United States
Solomon Hailu
Partner
Santa Monica, United States
Brad Weirick
Partner and General Counsel
Santa Monica, United States
Dana Moraly
Partner and Chief Financial Officer
Santa Monica, United States
Maya Matthews
Investor
San Francisco, United States
Vivian kim
Partner (Healthcare & Technology Investments)
Irvine, United States
Allie Ries
Investor
Santa Monica, United States
Oliver Marques
Head of Capital Formation
Los Angeles, United States
Jim Armstrong
Managing Director
Manhattan Beach, United States
Wes N.
Partner
Los Angeles, United States
Ravi Rajamony
Board Director
Bengaluru, India
Jamie Montgomery
Co-Founder and Managing Partner
Santa Monica, United States
Lucas Pino
Vice President
Los Angeles, United States
Rajan Mehra
Partner
Mumbai, India
Vish Mishra
Member of General Partner and Venture Director
Menlo Park, United States
Klaus Oestermann
Investor & Advisor
Miami, United States
William Elkus
Founder & Managing Director
Park City, United States
Kumar Sripadam
Limited Partner
San Francisco, United States
Frequently asked questions
Who is Sumant Mandal?
Sumant Mandal is an accelerator partner and venture capital investor based in Santa Monica, California, United States, listed as Managing Director at Clearstone Venture Partners. The known portfolio of that firm counts 11 companies. That portfolio belongs to the firm, not to Sumant Mandal personally.
What does Sumant Mandal invest in?
Listed sectors include AI, Commerce, Consumer and FinTech; listed focus areas include AdTech, Analytics, Cloud Infrastructure and Collaboration. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Sumant Mandal invest at?
Clearstone Venture Partners appears in Growth, Pre-Seed and Seed rounds across its known deals, and Sumant Mandal is listed there as Managing Director. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Sumant Mandal listed at?
Sumant Mandal is listed as Managing Director at Clearstone Venture Partners. 20 other people in the database share a firm with Sumant Mandal.
How do I contact Sumant Mandal?
An email address, a phone number and a LinkedIn page are on file for Sumant Mandal. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal