Fundraising Fox

Arkenstone Defense

Menlo Park, US · Founded 2025 · Delaware corporation · 81 employees on LinkedIn · 5 known investors

Removing execution friction between modern technology companies and the U.S. national security ecosystem

Also known as Arkenstone

Founders & leadership

Arkenstone Defense was founded in 2025 by Rachel Olney, Peter Dixon, and William Treseder.

RO
Rachel OlneyDirector and Secretary
PD
Peter DixonDirector and Chief Executive Officer
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William TresederDirector, Chief Financial Officer and Treasurer

Investors · 5

Funding

SEC filings, press & company announcements

$43.6M disclosed across 3 of 4 rounds · 2025–2026

$8MraisedJul 2025 · 5 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Peter DixonExecutive Officer, Director
  • William TresederExecutive Officer, Director
  • Rachel OlneyExecutive Officer, Director
Offering amount
$8M
Amount sold
$8M
Minimum investment
$200K
First sale
Apr 2025
Incorporated
Corporation, Delaware, 2025
Federal exemptions
06b
Full filing on SEC EDGAR ↗
$600KraisedJul 2025 · 2 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Rachel OlneyExecutive Officer, Director
  • Peter DixonExecutive Officer, Director
  • William TresederExecutive Officer, Director
Offering amount
$4M
Amount sold
$600K
Minimum investment
$100K
First sale
Jul 2025
Incorporated
Corporation, Delaware, 2025
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Company profile

researched Aug 2026

Arkenstone Defense operates a federal business back office aimed at technology companies that sell to, or want to sell to, the U.S. national security market. Its stated purpose is to remove execution friction between modern technology companies and the U.S. national security ecosystem by providing the infrastructure needed to access and run federal contracts, spanning compliance, human resources, and contracting.

The offering is organized into two layers. Foundation is described as the federal contracting eligibility layer, closing compliance gaps, preparing companies to be audit-ready, and keeping them qualified to win and maintain contracts. Cohort is described as the operating and scaling layer, handling workforce, payroll, and labor compliance so that companies can execute contracts without jeopardizing performance or margin. The company frames the federal market as a large opportunity that requires navigating administrative requirements most teams are not structured to manage, and positions faster time to contract as an intended outcome.

Business model

Arkenstone Defense supplies compliance, workforce, and contracting infrastructure to customer companies as a service, delivered through two productized layers: Foundation for contracting eligibility and audit readiness, and Cohort for workforce, payroll, and labor compliance during contract execution.

Full profile — market position, go-to-market

Market position

Arkenstone Defense positions itself as compliance and workforce infrastructure for a new class of federal contractors, treating compliance as core infrastructure rather than a peripheral function.

The company distinguishes its approach by treating federal compliance as core company infrastructure and by combining contracting eligibility with workforce, payroll, and labor compliance, including the ability for customers to hire anywhere while operating inside government buying models.

Go-to-market

The website invites prospective customers to begin directly through a "Start Now" call to action and features endorsements from founders and government-facing executives at defense and technology companies, including Swarmbotics AI, Blue Water Autonomy, WebAI, and OpenAI.

The company targets four customer segments: existing defense industrial base firms; dual-use companies for which federal work is one channel among several; defense technology companies pursuing federal contracts; and prime-level operators that lack a corresponding back office.

Compiled by commissioned research from 1 cited public sources — announcements, filings, and press listed under research sources below.

Legal entities · 1

corporate structure
Arkenstone DefenseDelaware

In the news

Research sources · 1

primary sources listed

1 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Arkenstone Defense do?
Arkenstone Defense provides a federal business back office for compliance, HR, and contracting for technology companies.
Who founded Arkenstone Defense?
Arkenstone Defense was founded by Rachel Olney, Peter Dixon, William Treseder in 2025.
Who are Arkenstone Defense's investors?
Arkenstone Defense's investors include Artis Ventures, Evolution VC Partners, ForgePoint Capital, J2 Ventures, Tau Ventures.
How much funding has Arkenstone Defense raised?
Arkenstone Defense has disclosed $43.6M raised across 3 of its 4 known rounds.
Where is Arkenstone Defense headquartered?
Arkenstone Defense is headquartered in Menlo Park, US.