JH

Jeff Hammerbacher

North America, United States

Description

Jeff Hammerbacher is a highly influential figure in the data science and big data landscape, renowned for his pioneering work at Facebook and as a co-founder of Cloudera. At Facebook, he was instrumental in building the company's first data team, laying the groundwork for its data-driven culture. Following his tenure at Facebook, Hammerbacher co-founded Cloudera in 2008, a company that became a leader in enterprise Apache Hadoop-based software and services, further solidifying his reputation as a visionary in data infrastructure. His deep technical expertise and entrepreneurial experience provide a unique lens for identifying promising startups.

In his current role, Hammerbacher is a Partner and Co-Founder at Techammer, a venture capital firm he established to invest in early-stage companies. Techammer specifically targets seed and Series A rounds, focusing on ventures that leverage data and computation to tackle complex problems. The firm's investment thesis is deeply rooted in Hammerbacher's background, seeking out companies that are building foundational technologies or innovative applications in areas such as artificial intelligence, machine learning, and advanced analytics.

Techammer's investment strategy emphasizes a hands-on approach, often working closely with portfolio companies to navigate technical challenges and scale their operations. The firm typically deploys first checks ranging from $500,000 to $5,000,000, reflecting its commitment to supporting companies from their nascent stages through significant growth milestones. This range allows Techammer to be a meaningful early investor, whether leading a seed round or co-leading a Series A.

Hammerbacher's transition from an operational and product development role to venture capital underscores his continued dedication to fostering innovation in the data and technology sectors. His insights into the practical applications and future trends of data science make him a valuable partner for founders in the highly specialized fields Techammer targets. The firm's portfolio reflects a strong bias towards technically rigorous solutions, aiming to back the next generation of data-centric enterprises.

Investor Profile

Jeff Hammerbacher has backed more than 30 startups, with 5 new investments in the last 12 months alone. The firm has led 0 rounds, about 0% of its total and boasts 8 exits across its portfolio.

Investment Focus Highlights

  • Concentrates on Seed, Series A, Series B rounds (top funding stages).
  • Majority of deals are located in United States, Germany.
  • Strong thematic focus on Software, Artificial Intelligence (AI), Biotechnology.
  • Typical check size: $500K – $5M.

Stage Focus

  • Seed (53%)
  • Series A (20%)
  • Series B (10%)
  • Angel (7%)
  • Convertible Note (3%)
  • Series Unknown (3%)
  • Pre Seed (3%)

Country Focus

  • United States (97%)
  • Germany (3%)

Industry Focus

  • Software
  • Artificial Intelligence (Ai)
  • Biotechnology
  • Health Care
  • Analytics
  • Data Visualization
  • Hardware
  • Machine Learning
  • Information Technology
  • Generative Ai
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FAQ

Frequently Asked Questions

Learn who this investor regularly partners with—both firms and angels—and explore their latest activity.

Who does Jeff Hammerbacher frequently co-invest with?

Zero Prime Ventures
North America, California, United States, San Francisco
Co-Investments: 2
Google Ventures
North America, California, United States, Mountain View
Co-Investments: 4
Definition
North America, New York, United States, New York
Co-Investments: 2
Y Combinator
North America, California, United States, Mountain View
Co-Investments: 4
Bloomberg Beta
North America, California, United States, San Francisco
Co-Investments: 2
Menlo Ventures
North America, California, United States, San Francisco
Co-Investments: 4
Techammer
North America, New York, United States, New York
Co-Investments: 9
Lux Capital
North America, New York, United States, New York
Co-Investments: 3
Susa Ventures
North America, California, United States, San Francisco
Co-Investments: 2
Andreessen Horowitz
North America, California, United States, Menlo Park
Co-Investments: 5

Which angels does Jeff Hammerbacher often collaborate with?

Dave Eisenberg
North America, New York, United States, New York
Shared Deals: 2
EA
North America, Texas, United States, Austin
Shared Deals: 1
ED
North America, New York, United States, New York
Shared Deals: 2
HT
North America, California, United States, San Francisco
Shared Deals: 2
JU
North America, California, United States, Palo Alto
Shared Deals: 2
CZ
North America, California, United States, San Francisco
Shared Deals: 2
D.A. Wallach
North America, California, United States, Los Angeles
Shared Deals: 1
NR
North America, California, United States, San Francisco
Shared Deals: 2
MO
North America, California, United States, San Francisco
Shared Deals: 2
EG
North America, California, United States, San Francisco
Shared Deals: 2

What are some of recent deals done by Jeff Hammerbacher?

Lamin

Munich, Bayern, Germany

Open data platform for biology.

Artificial Intelligence (AI)BiotechnologyData IntegrationData ManagementData StorageSoftware Engineering
SeedMay 10, 2025
Inductive Bio

San Francisco, California, United States

Inductive Bio provides the information, machine learning, tools, and know-how required to resolve ADMET issues.

BiotechnologyMedical
Series AMay 7, 2025
Amount Raised: $25,000,000
257

New York, New York, United States

257 is a data platform providing home energy insights and tools.

Artificial Intelligence (AI)EnergyEnergy EfficiencyEnergy ManagementSoftware
SeedMar 18, 2025
Amount Raised: $9,200,000
Potato AI

Issaquah, Washington, United States

AI research assistant for biology.

Artificial Intelligence (AI)BiotechnologyInfrastructure
Pre SeedOct 28, 2024
Amount Raised: $1,000,000
All Hands AI

Boston, Massachusetts, United States

All Hands AI operates as an open source agent for developers.

Artificial Intelligence (AI)Software
SeedSep 5, 2024
Amount Raised: $5,000,000
Modal Labs

New York, New York, United States

Modal develops machine learning software to help run code in the cloud.

Cloud Data ServicesInformation TechnologySoftwareWeb Development
Series AOct 10, 2023
Amount Raised: $16,000,000
Vectara

Palo Alto, California, United States

Vectara provides a generative AI product platform for embedding generative AI features into applications.

Artificial Intelligence (AI)Developer PlatformGenerative AIMachine LearningNatural Language Processing
SeedMay 30, 2023
Amount Raised: $28,500,000
Together AI

San Francisco, California, United States

Together AI is a cloud-based platform designed for constructing open-source generative AI and infrastructure for developing AI models.

Artificial Intelligence (AI)Generative AIInternetIT InfrastructureOpen Source
SeedMay 15, 2023
Amount Raised: $20,000,000
Lambda

San Francisco, California, United States

Lambda is a cloud-based GPU company catering to developers throughout the entire lifecycle of AI development.

Artificial Intelligence (AI)Cloud ComputingGPUHardwareMachine LearningSoftware
Series BMar 21, 2023
Amount Raised: $44,000,000
Numbers Station

Austin, Texas, United States

Numbers station is a software development platform that enables artificial intelligence workflows.

Artificial Intelligence (AI)Industrial AutomationSoftware
Series AMar 20, 2023
Amount Raised: $12,500,000