Fundraising Fox

Pack Ventures

Venture capitalActively deploying

Seattle · 1 people tracked

Also known as Pack Ventures (QP) · PACK VENTURES MANAGEMENT, LLC

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Investment thesis

Pack Ventures is a Seattle-based venture firm that backs founders affiliated with the University of Washington from the earliest days of their companies. Its portfolio spans areas such as legal AI, space and national security, and computationally designed biologic drugs, and it supplements capital with community connections and operational support.

Invests inSeattle

Source: firm website, verified Aug 25, 2026.

HQ
Seattle, WA, US
Instruments
Equity
Founded
2021
Last 12 months
2 investments
Private fund assets
$15.5M
VC funds
4
Tracked investments
4

Team · 1 people

from public directories
Ken Horenstein· General Partnerin𝕏

Founder mafia

2 people who came through Pack Ventures went on to found or lead other companies.

What they invest in

from 4 of 4 portfolio companies

Deep Tech ×3AI & Machine Learning ×2Hardware ×2Biotech ×1Consumer ×1Future of Work ×1New Materials ×1SaaS ×1

HQs:United States×2

Investments · 4 tracked

founders shown can be your intro path

By year:2026 · 12025 · 23 dated

Accipiter Biosciencesaccipiterbio.cominJul 2026

Accipiter Biosciences uses computational protein design to develop de novo, single-agent protein therapies that engage multiple cell-surface receptors at once, functioning as agonists.

AI & Machine LearningBiotechDeep TechSeattle, US

Matthew Bick(Executive Officer, Director, Promoter)inJavier Castellanos(Executive Officer, Director, Promoter)Hector De Jesus Rincon Arano(Executive Officer, Promoter)Heather Redman(Director)Randall Schatzman(Director)William Canestaro(Executive Officer)

PartnerKen Horenstein· solo GP

Co-investorsArgonautic VenturesColumbus Venture PartnersWRF Capital

Hearvanahearvana.aiNov 2025

Hearvana is developing acoustic intelligence technology aimed at enhancing listening capabilities for both humans and machines.

AI & Machine LearningDeep TechHardware

Shyam Gollakota(Founder)Malek Itani(Founder)inTuochao Chen(Founder)

Co-investorsAllen Institute for AI (AI2) IncubatorAscend Venture CapitalJ4 VenturesPoint72 VenturesSCB 10XAI2 Incubator+5 more

LifeAtlifeat.ioin𝕏

LifeAt is a digital focus and productivity platform offering virtual environments, planning tools, and focus modes designed to help individuals concentrate while working or studying.

ConsumerFuture of WorkSaaS

Marisa C(Founder)

Co-investorsTRAC (Third Round Analytics Capital)Z Venture CapitalPioneer Square LabsSv Tech Ventures, Inc.

NLM Photonicsnlmphotonics.comin𝕏Jan 2025

NLM Photonics develops hybrid organic electro-optic modulation materials and devices that integrate into silicon photonics and other photonic integrated circuit platforms to improve modulation efficiency and reduce power consumption.

Deep TechHardwareNew MaterialsSemiconductorsSeattle, US

Lewis Johnson(Co-founder)Gerard Zytnicki(Co-Founder & Corporate Advisor)inPaul Nye(Co-founder)Delwin Elder(Co-founder)Bruce Robinson(Co-founder (advisory))Lewis E. Johnson(Co-Founder & Chief Technology Officer)in

Co-investorsEmerald Technology Ventures AgOregon Venture FundStoryHouse

Portfolio news

latest coverage across their companies

Frequently asked questions

Where is Pack Ventures located?
Pack Ventures is headquartered in Seattle, US.

Media · Podcasts & interviews

featuring the team

The Hidden Truth of Venture and AI with GP of Pack Ventures Ken Horenstein

Shift AI · Ken Horenstein

Ken Horenstein of Pack Ventures: Launching An Early Stage VC Firm

Founders Live · Ken Horenstein

Ken Horenstein, Pack Ventures - "The ethos and foundation of Pack started here on campus" - Sound Investments | Acast

Ken Horenstein · shows.acast.com

Images

Pack Ventures photo

Co-investors · 1

Team Ignite

Team Ignite is an early-stage venture capital firm investing at the pre-seed and seed stages, using a network-first, high-volume approach to back ambitious founders.

$15M

Firms observed investing alongside Pack Ventures, from public investor directories. Shared companies are the overlap with Pack Ventures's recorded portfolio.

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