Adam Nelson
Partner
FirstMark
Adam Nelson is a Partner at FirstMark focused on fintech and vertical software.
Bio
Professional summary
Arnav Bimbhet is a Partner at FirstMark. His official profile says he leads the firm’s growth-stage investing efforts and works with founders building category-defining companies. FirstMark describes his focus as supporting entrepreneurs as they navigate critical inflection points and scale their businesses. Public profiles associate him with companies including Omnea, Recraft, Onehouse, ClickHouse, Fivetran, Dataiku, Hightouch, and Miro, but those associations should be treated as public-source rather than official-firm verified unless independently confirmed.
Investment focus
Stage, sector, and overall fit
Stage
GrowthSeries BSeries C+
Sector
Enterprise softwareData infrastructureAI applications
Thesis
Growth-stage investingCategory-defining companiesScaling through critical business inflection points
Notable companies
Selected portfolio companies the partner has backed
OmneaRecraftOnehouseClickHouseFivetranDataikuHightouchMiro
How to approach
Framing and angles for outreach
Pitch framing
Lead with the growth inflection: strong metrics, a large market that is opening now, and a clear plan for scaling into a category leader. He appears less suited for very early idea-stage outreach and more relevant once the company can show traction and a credible growth-stage financing story.
Personalization hooks
- 1Reference FirstMark’s emphasis on category-defining companies.
- 2Frame the outreach around a scaling inflection point rather than raw ideation.
- 3Connect to data, AI, or enterprise growth companies only if directly relevant.
Recent signals
What the partner has said or done recently
Official profile lists him as leading FirstMark's growth-stage investing efforts.
Public profiles associate him with investments or board roles in data, collaboration, and AI-related growth companies.
Other partners at FirstMark
12 more profiles
Aman Kabeer
Principal
FirstMark
FirstMark Principal investing in early-stage data, machine learning, and AI companies.
Amish Jani
Founder & Partner
FirstMark
Amish Jani is a Founder & Partner at FirstMark focused on cloud, enterprise applications, commerce infrastructure, and vertical software.
David Waltcher
Partner
FirstMark
David Waltcher is a Partner at FirstMark focused on developer tools, AI, infrastructure, and security. Before FirstMark, he spent more than six years at Accel, where he helped lead or source investments across software, fintech, and infrastructure companies.
Derek Chu
Principal
FirstMark
FirstMark Principal investing in consumer internet, content, AI, and marketplaces.
Desmond Fleming
Principal
FirstMark
FirstMark Principal focused on sourcing, investment evaluation, and portfolio support.
FL
Frank Leung
Managing Director
FirstMark
Managing Director at Firstmark, listed in consumer electronics sources.
Jerry Poch
Managing Director & Chairman
FirstMark
FirstMark co-founder and former Managing Director/Chairman with infrastructure and board experience.
Kathryn Weinmann
Principal
FirstMark
FirstMark Principal investing in consumer tech, with prior Norwest and NerdWallet experience.
Matt Turck
Partner
FirstMark
Matt Turck is a Partner at FirstMark focused on enterprise software, data, machine learning, and AI.
Meiry Mahinkova
FirstMark
Angel investor focused on media, multimedia, and digital media startups.
Rick Heitzmann
Founder & Partner
FirstMark
Rick Heitzmann is a Founder and Partner at FirstMark. He focuses on disruptive consumer applications, including marketplaces, healthcare, software, and gaming.