WestRiver Group
Venture studioIssaquah · 18 people tracked
Also known as WESTRIVER MANAGEMENT, LLC
Investment thesis
WestRiver Group invests in purpose-driven companies leveraging innovation to improve society. Operating as both a fund manager and company builder, the firm applies modern investment and socially responsible principles to create long-term value across the global innovation economy.
Source: firm website, verified Aug 18, 2026.
Team · 18 people
from the firm's website & public directories
What they invest in
from 20 of 27 portfolio companiesConsumer ×4EdTech ×3Future of Work ×3Healthtech ×3SaaS ×3AI & Machine Learning ×2Biotech ×2Creator Economy ×2
HQs:United States×14
Investments · 27 tracked
founders shown can be your intro pathBy year:2022 · 12020 · 12 dated
Opendoor offers instant cash offers for residential properties through real estate agents, allowing sellers to choose between a fast sale or list the home later.
B2B MarketplacesE-commerceMarketplacesPropTechPhoenix, US
Eric Wu(Founder & CEO)inKaz Nejatian(Chief Executive Officer)in
Co-investorsA*Andreessen HorowitzBlue Lion GlobalCrunchFundFelicis VenturesHaystack+14 more
Securing the world's data
Palo Alto, US
Bipul Sinha(Co-Founder, Chairman & Chief Executive Officer)Arvind Nithrakashyap(Co-Founder, Chief Technology Officer & Director)Arvind Jain(Co-Founder (former; departed to found Glean))Soham Mazumdar(Co-Founder (former))Kiran Choudary(Chief Financial Officer)Jesse Green(Chief Revenue Officer)
Co-investorsAnicut CapitalBain Capital VenturesChamaeleonEngineering CapitalEQUIAMEvolution VC Partners+13 more
Boston, US
Jeff Ray(Executive Officer, Director)Robert Noreck(Executive Officer)David Plotkin(Executive Officer)David Orfao(Director)Elizabeth Nelson(Director)Christopher Stagno(Executive Officer)
Co-investorsMaverick Ventures
Curai Health operates an AI and machine learning platform for delivering primary care, aiming to make care more accurate and cost-effective.
AI & Machine LearningDigital HealthHealthtech
Co-investorsCivilization Ventures Management, Llc
Design Therapeutics is a biopharmaceutical company developing small molecule therapeutic candidates for serious genetic diseases through its GeneTAC (Gene Targeted Chimera) platform.
BiotechMedical Devices
Co-investorsAvoro Capital AdvisorsQuan Capital
Ellevest is a women-founded, women-led SEC-registered investment advisor offering wealth management and financial planning services designed for women and their families.
FemTechFintechImpact & Social Good
Sallie Krawcheck(Founder)in
Co-investorsAloft VCAltra VentureAmplifica CapitalAstiaCleo CapitalContour Venture Partners+15 more
Enovation Partners is a consulting firm that uses proprietary analytics and industry experience to help clients drive change and capture value across the energy industry.
Energy
Headspace is a mental health platform delivering evidence-based care through meditation, mindfulness, therapy, and psychiatric services to individuals, employers, and health plans.
HealthtechMental HealthWellness & FitnessSan Francisco, US
Russell Glass(Executive Officer, Director)Karan Singh(Executive Officer)Ainslie Mayberry(Executive Officer)Sam Brasch(Director)Molly Coye(Director)Ryan Phillips(Director)
Co-investorsTechstarsAdvance Venture PartnersKhosla VenturesTrue Ventures
Mill Creek, US
Tammy Savage(Executive Officer, Director)
BoardAnthony Bontrager(Director)inRodney Clark(Director)
Co-investorsLong Way VenturesVoyager CapitalAscendCascade Seed Fund
Igneous is a 2022-founded company based in Napa, California; no public sources about it were identified.
AgTechNapa, US
Robert Black(Executive Officer, Director, Promoter)Nicholas van der Vink(Executive Officer, Promoter)Julia van der Vink(Executive Officer, Director, Promoter)
Co-investorsMadrona Venture GroupNew Enterprise Associates (NEA)Redpoint Ventures
ONEHOPE is a Napa-based wine brand selling wine directly to consumers through online purchases, a wine club, and rep-hosted tastings, with a portion of each purchase donated to nonprofits and causes.
ConsumerDirect to ConsumerE-commerceSanta Ana, US
Jacob Kloberdanz(Executive Officer, Director)Thomas Leahy(Executive Officer, Director)
BoardJoseph Lonsdale(Director)Michael LeBlanc(Director)
Co-investorsAdvection Growth CapitalGoat Rodeo CapitalMaywic Select InvestmentsMisfit Venture PartnersMultiplier CapitalUnanimous Capital+2 more
Pioneer Square Labs is a startup studio and venture capital fund that co-founds and invests in early-stage companies.
Sector Agnostic
Co-investorsFoundry
Play Magnus offers mobile chess apps that let users play and study chess against World Chess Champion Magnus Carlsen and other Grandmasters, along with puzzle games like Tactics Frenzy and Knight Runner.
ConsumerEdTechGaming
Play Playground operates neon-lit adult entertainment venues in Las Vegas and Nashville featuring around 20 interactive games, challenges, and experiences alongside cocktails and event bookings.
ConsumerGaming
PTO Exchange is a benefits platform that lets employees convert the value of unused paid time off into rewards such as retirement contributions, student loan payments, savings, and charitable donations.
FintechHR TechSaaS
Co-investorsAllied Venture PartnersFin CapitalForefront VentureTTV Capital
Singularity provides executive education programs — including a five-day Silicon Valley immersion, custom enterprise programs, and self-paced online courses — teaching leaders frameworks around exponential technologies.
EdTechFuture of WorkSilicon Valley, US
Co-investorsBold Capital Partners
Tagboard provides a graphics system and audience engagement platform for creators and brands to produce interactive stories.
Creator EconomyEnterprise SoftwareMarketing TechMedia & EntertainmentSaaSRedmond, US
Nathan Peterson(Executive Officer, Director, Promoter)JON FETVEIT(DIRECTOR)Sean Sperte(Executive Officer, Director)Timothy Shimotakahara(Executive Officer, Director, Promoter)
BoardAaron Ryan(Director)Andrea Berry(Director)
Co-investorsNext Frontier Capital
Cornerstone Immerse is an AI-driven immersive learning platform that uses VR simulations and virtual humans to train employees on soft skills.
AI & Machine LearningEdTechFuture of Work
Co-investorsGOAL VenturesKhosla VenturesSony Ventures Corporation
Advanced ManufacturingWoodinville, US
Fuat Koro(Executive Officer, Director)Jay Powers(Executive Officer)David Stokes(Executive Officer)M. Todd Ostrander(Executive Officer)
BoardAnthony Bontrager(Director)inZach Abraham(Director)
Co-investorsKeiretsu Forum
The Riveter is a membership community and educational platform for women building independent income and planning career transitions, offering expert workshops, mentorship, and accountability networking.
Creator EconomyFuture of WorkSaaS
Amy Nelson(Founder)
Co-investorsMadrona Venture GroupVU Venture PartnersGingerbread CapitalHelmPLG Ventures
Costa Mesa, US
Edward Lewis(Director)Liyuan Woo(Executive Officer)Yoshikazu Maruyama(Executive Officer, Director)Alan W. Adams(Executive Officer)Thomas R. Denison(Executive Officer, Director)Mallory McCamant(Executive Officer)
Topgolf operates golf entertainment venues where guests hit tracked golf shots in all-season bays, using Toptracer technology that scores and gives feedback on every shot.
ConsumerSports Tech
Co-investorsLeonard GreenRx3 Growth PartnersThe Players' Impact
Co-investorsAndreessen HorowitzMenlo Ventures
Viome provides at-home microbiome and biological tests that analyze a person's gut, cellular, and oral health, then generates personalized food, supplement, and health recommendations aimed at the underlying causes of symptoms.
Digital HealthLongevityWellness & Fitness
Naveen Jain(Founder)in
Co-investorsBold Capital PartnersEastward Capital PartnersSquareOne CapitalMilltrust International Group
Exits · 2
IPOs and acquisitions across the tracked portfolioPortfolio news
latest coverage across their companies
Opendoor · investingnews.com · Aug 14, 2026
Ellevest · investmentnews.com · Jul 24, 2026
Pioneer Square Labs · nasdaqprivatemarket.com · Apr 3, 2026
Fund performance · per public LP disclosures
as of Mar 2021| Fund | Vintage | Committed | Net IRR | TVPI | DPI |
|---|---|---|---|---|---|
| WestRiver Innovation Lending Fund VIII, LPLPs: Florida State Board of Administration | 2008 | — | 39.9% | 1.18x | 0.69x |
Source: public limited-partner disclosures (CalPERS, CalSTRS). Net IRR / TVPI / DPI as reported by the limited partner; a fund's early-year IRR is an interim estimate (J-curve).
Frequently asked questions
- How many investments has WestRiver Group made?
- WestRiver Group has 26 tracked investments, 2 of which have exited via acquisition or IPO.
- What sectors does WestRiver Group focus on?
- WestRiver Group focuses on Impact & Social Good, Sector Agnostic.
- Where is WestRiver Group located?
- WestRiver Group is headquartered in Issaquah, US.
- Who does WestRiver Group co-invest with?
- WestRiver Group most often shares deals with Khosla Ventures, Andreessen Horowitz, Bold Capital Partners, among 81 tracked co-investors.
Images
Co-investors · 12
Madrona Venture Group is a Seattle-founded venture firm that partners with founders across early and acceleration stages, providing capital plus hands-on support in recruiting, strategy, business development, and fundraising.
Maveron is a venture capital firm that invests in entrepreneurs across web-enabled consumer services, education, and wellness sectors.
Next Frontier Capital (NFC) is a venture capital firm founded by former operators that invests in technology startups across sectors it knows well, offering hands-on founder support and mentorship.
Threshold Ventures is a venture capital firm that partners with founder-led companies at inflection points of breakout growth, engaging early and providing hands-on advice during moments of market transformation.
AltaIR Capital is an international venture investment company.
Lightbank is a Chicago-based venture capital firm that invests in early-stage technology companies and provides operational support to portfolio companies. The firm was founded by Eric Lefkofsky and Brad Keywell, entrepreneurs behind Groupon, Mediaocean, InnerWorkings, Echo Global Logistics, and Uptake.
75 & Sunny operates as both a venture fund and startup studio where Zillow co-founder Spencer Rascoff directly incubates companies like Queue while leveraging his media presence as a CNBC contributor and podcast host to give portfolio companies exposure that few small funds can match. The LA-based fund concentrates heavily on proptech and "future of living" investments while co-creating companies with unconventional capital structures like SPACs and fractional home-ownership models, drawing on Rascoff's experience navigating public markets.
A fund focused on quantum-inspired technology investments.
Alpha Edison is an investment firm that partners with entrepreneurs to build category-creating companies that open up new markets.
Wave Digital Assets is a Los Angeles-based, SEC-regulated investment manager focused exclusively on digital assets, offering venture capital, fund management, and private wealth services. Its activities span actively managed crypto strategies, corporate treasury programs involving lending and derivatives, staking and protocol inventory management, and DeFi-based yield strategies.
Tapas Capital is a venture capital firm headquartered in Bellevue, Washington that invests in early-stage technology companies. The firm was established in 2018.
Outlier Ventures (Outlier Capital LLP) is a UK-registered investment firm operating Fund II, focused on frontier technologies across its 'AI, Atoms & Association' thesis.
Firms observed investing alongside WestRiver Group, from public investor directories. Shared companies are the overlap with WestRiver Group's recorded portfolio.
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