Updated:
Xenon Partners
Xenon Partners, founded in 2014, has acquired and operated over 25 software companies through its embedded operations model, generating 15 exits.
Xenon Partners
Xenon Partners was established in 2014 in Las Vegas by Jonathan Siegel. The firm positions itself as an operator-first capital provider, stepping into software businesses with teams in growth marketing, sales, design, product engineering, and operations to drive restructuring and scale. The firm deploys through direct acquisitions of software and technology companies. Its portfolio illustrates a pattern of acquiring niche vertical SaaS and infrastructure assets, with confirmed names including Lavu, CloudPlus, Cogneto, and RightSignature — the latter later acquired by Citrix, offering a window into the team's exit strategy. Xenon has completed deals across North America and, through its operational model, provides the acquired companies with functional resources that extend beyond financial engineering into day-to-day execution. Xenon's core team numbers at least nine operators and is supplemented by an advisor bench that includes Ilya Sukhar, co-founder of Parse, and Dan Levine, a partner at Accel. The firm's own materials do not disclose a fund structure or traditional AUM — reinforcing its profile as a vehicle likely fueled by committed principal capital and co-investment. Since inception, it has closed over 25 transactions and realized 15 exits, a pace that suggests a mandate both acquisitive and exit-focused. Xenon's structural differentiator is the depth of its embedded operator model. Unlike firms that advise portfolio companies post-close, Xenon embeds its own internal functional teams — in marketing, engineering, and sales — directly into the acquired entities to run the turnaround.
General information
Firm type
Private Equity
Year founded
2014
AUM
Undisclosed
Location
Region
North America
Country
United States
City
Las Vegas
Corporate office
Las Vegas, NV, United States
Principals
Jonathan Siegel
Team
Donal Tobin
Team
James Crennan
Team
Luke Marshall
Team
SoonHin Khor
Team
Yuga Koda
Team
Jason Gilmore
Team
Teri Wilson
Team
Donnie Hasseltine
Team
Dan Levine
Advisor
Ilya Sukhar
Advisor
Julia Noakes
Advisor
Scott Irwin
Advisor
Sector focus
Frequently asked questions
Who runs investment decisions at Xenon Partners?
The firm has not disclosed a formal Investment Committee, but decision-making authority appears to rest with founder Jonathan Siegel and the senior team listed on the firm's website, which includes Donal Tobin, James Crennan, and Luke Marshall. The publicly listed advisors, including Dan Levine of Accel and Ilya Sukhar, likely contribute to sourcing and deal evaluation.
How does Xenon Partners source proprietary deal flow?
Xenon does not publicly detail its sourcing model but the founder's repeat exits and the composition of its advisor bench suggest a network in the software M&A and founder-led space. Its concentration in SaaS and cloud infrastructure points toward a specialized, thesis-driven origination funnel rather than broad auction participation.
Does Xenon Partners participate in fund commitments or only direct deals?
All available evidence — the firm describes itself as providing capital and operational expertise directly to acquired companies — points to a direct-acquisition model. There is no public indication that Xenon invests as a limited partner in external funds.
What investment stages does Xenon Partners typically target?
Xenon targets operating software and technology companies that need operational intervention to scale, effectively a control-oriented, buyout and growth-equity approach. The exit of RightSignature to Citrix is indicative of their strategy: acquire a functional software business, embed operators, and drive toward a strategic acquirer.
How is Xenon Partners structured — is it a single family office, a traditional fund, or a holding company?
Xenon is structured as a private equity firm, but its public disclosures omit any fund structure or limited-partner disclosures. The perpetual capital implied by its long-duration holding-plus-exit model and the absence of disclosed fund closes make it operate more like a privately capitalized, permanent-capital holding vehicle for software assets.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
Need institutional-grade insight on family offices?
Altss delivers:
Prefer a guided tour?
We’ll walk you through: