Oso

New York, United States Founded: 2019 • Age: 7 yrs
Software library for application authorization is provided to developers.

About Oso

Oso is a Technology company based in New York (United States) founded in 2019 by Graham Neray. Software library for application authorization is provided to developers. It operates on a SaaS (Software-as-a-Service) and API-as-a-Product model. Oso has raised $25.94 million across 3 funding rounds from investors including Felicis Ventures, Sequoia Capital and Harpoon Ventures. Its chief executive, as recorded, is Graham Neray. Its website osohq.com draws about 46 thousand monthly visits. Oso offers products and services including Oso Cloud and Polar DSL. Its focus areas include Software and Security Software. Its legal entity is Oso Security, Inc.

Company details

Authorization solutions are provided by Oso for engineering teams needing centralized permissions management. Applications, retrieval-augmented generation (RAG), and AI agents are supported through a unified permissions layer. Various access control models like RBAC, ReBAC, and ABAC are enabled using Polar, a flexible DSL for policy logic. Integration with application data is facilitated, and authorization is enforced via API calls. Cloud-based and self-hosted options are offered, ensuring scalability, reliability, and low-latency performance. Sectors such as technology and AI-native applications are primarily served, with solutions tailored for microservices and agentic workflows.

  • Headquarters New York, United States
  • Founders Graham Neray
  • Sectors
    Technology
  • Website osohq.com
  • Social LinkedIn X Facebook
  • Legal Name Oso Security, Inc.
Key Metrics
  • Total Equity Funding
    $25.94M (USD)

    in 3 rounds

  • Latest Funding Round
    $15M (USD), Series B

    Jun 2023

  • Investors

Products & Services of Oso

Oso offers a comprehensive portfolio of products and services, including Oso Cloud and Polar DSL.

Oso Cloud
Authorization Platform

Authorization service for apps, RAG, and AI agents.

Polar DSL
Authorization Logic

Flexible language for defining custom authorization policies.

Funding Insights of Oso

Oso has successfully raised a total of $25.94M across 3 strategic funding rounds. The most recent funding activity was a Series B round of $15 million completed in June 2023. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.

  • Total Funding $25.94M
  • Total Rounds 3
  • Last Round Series B β€” $15M
  • First Round $2.74M

    (May 2019)

  • Investors Count 10

All 3 funding rounds of Oso with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.

DateAmountTransaction NameValuationLead InvestorsInvestors
Jun 2023$15MSeries B–Felicis Ventures
Mar 2021$8.2MSeries A–Sequoia Capital
May 2019$2.74MSeed––
–
Valuation history

10 investors in total: 6 institutional and 4 angel.

Investors in Oso

Oso has secured backing from 10 investors, including venture fund, institutional, and angel investors. Prominent investors backing the company include Felicis Ventures, Sequoia Capital and Harpoon Ventures.

All
Venture Fund
Institutional
Angel
InvestorDescriptionFounded YearDomainLocation
Investments in technology startups are made by Felicis Ventures.
felicis.comMenlo Park, United States
Sequoia Capital is engaged in venture capital investments.
1972sequoiacap.com
Venture capital investments are made in American technological innovation.
2018harpoon.vc
Early-stage investments are provided to transformative technology companies.
svangel.comSan Francisco, United States
Venture capital investment and entrepreneur support services.
hcp.com
companyventures.co

Dev Ittycheria

Angel investor, tech entrepreneur, and President & CEO of MongoDB.
unknown_cd473fa34a274050a

Charity Majors

CTO of Honeycomb.io, angel investor, advocate for observability in tech
unknown_4bce075e2ba6470c9

Edith Harbaugh

Co-founder of LaunchDarkly, angel investor, focused on tech startups
unknown_f99deed4d43a4c4aa

Calvin French Owen

Co-founder of Segment, angel investor in Indian startups
unknown_6bd91149238b4495a
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Investor details for Oso

The complete investor list, round-by-round participation and investor portfolios require an active premium plan.

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People of Oso

13 people are tracked at Oso (3 in leadership, 1 in board & advisors, 9 in team).

NameRoleGroup
Graham Neray
Co-Founder & CEOLeadership
Nicholas Kucharski
Chief Technology OfficerLeadership
William Bengtson
Senior Director, HashicorpLeadership
Abhishek Parmar
AdvisorBoard & advisors
Montana Ames
GrowthTeam
Mike Cen
EngineerTeam
Jesse Lax
EngineerTeam
Jordan Killpack
EngineerTeam
Ashwyn Nair
Software EngineerTeam
Vijay Ramamurthy
Software EngineerTeam
Hazal Mestci
Developer Experience EngineerTeam
Samantha Duncan
Graphic Web DesignerTeam
Eric C.
Enterprise GTMTeam
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Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.

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Timeline of Oso

3 dated milestones of Oso across 4 years, from founding to its latest funding, stage changes and deals.

  1. Founded Oso is founded.
  2. Funding First funding round of $2.7M.
  3. Funding Latest funding round, Series B, of $15.0M.

Web traffic of Oso

The website of Oso (osohq.com) receives about 46.1K visits a month.

  • Monthly visits
    46.1K

    ▲ 5.2% vs previous month

Similar websites

Websites whose visitors overlap most with Oso. Affinity shows how closely the audiences match.

WebsiteDomainAudience affinityMonthly visitsGlobal rankProfile
permify.co
100%
42K#784,159View details
permit.io
95%
97.6K#383,339View details
github.com
92%
542.6M#65View details
cerbos.dev
90%
73.8K#526,371View details
monterail.com
monterail.com
88%
#1,478,674–
β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’.comβ€’β€’%β€’.β€’M#‒‒‒‒‒–
β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’.comβ€’β€’%β€’.β€’M#‒‒‒‒‒–
β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’.comβ€’β€’%β€’.β€’M#‒‒‒‒‒–
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All 15 similar websites and full traffic analytics for Oso

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  • Audience overlap
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Verified entity values are shown only after access is granted.

Top companies in Programming & Software Development Tools

3 companies that operate in the same segment as Oso (Programming & Software Development Tools) in United States, ranked by their profile score on The Company Check.

CompanyDescriptionFoundedLocationTotal fundingRevenueEmployees
Collaborative platform for design prototyping and feedback is provided.
2012San Francisco, California, United StatesUSD 748.62 M2,877
AI-based platform for secure collaboration and content management is utilized.
2005Redwood City, California, United StatesUSD 692.63 MUSD 1.18 B4,447
Automated usability testing and feedback for mobile experiences is provided.
2007San Francisco, California, United StatesUSD 148.5 MUSD 21.68 M557
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Related news about Oso

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Frequently Asked Questions about Oso

Oso was founded in 2019.

Oso is headquartered in New York, United States. It is registered at New York, New York, United States.

Graham Neray is the CEO of Oso, as recorded in our data. They have also founded this company.

Oso is a funded company, having raised a total of $25.94M across 3 funding rounds to date. The company's 1st funding round was a Seed of $2.74M, raised on May 2019.

Authorization solutions are provided by Oso for engineering teams needing centralized permissions management. Applications, retrieval-augmented generation (RAG), and AI agents are supported through a unified permissions layer. Various access control models like RBAC, ReBAC, and ABAC are enabled using Polar, a flexible DSL for policy logic. Integration with application data is facilitated, and authorization is enforced via API calls. Cloud-based and self-hosted options are offered, ensuring scalability, reliability, and low-latency performance. Sectors such as technology and AI-native applications are primarily served, with solutions tailored for microservices and agentic workflows.

Oso offers Oso Cloud and Polar DSL.

Oso has 10 investors. Key investors include Felicis Ventures, Sequoia Capital, Harpoon Ventures, SV Angel, and Company Ventures.

Oso operates through Oso Security, Inc..

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