Amberbrook

4 people tracked

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Tracked investments

Unicorns

IPOs

Team · 4 people

from public directories

James O'Mara· Executive Officer

Jerrold Newman· Executive Officer

Lawrence Fang· Executive Officer

Luisa Hunnewell· Executive Officer

Investments · 1 tracked

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Upwork (formerly oDesk)upwork.comNASDAQ: UPWK

Upwork operates two interconnected digital platforms that match businesses with independent contractors and agency workers: the Upwork Marketplace, a freelance work platform where clients post projects and pay service fees on transactions, and Lifted, an enterprise-focused platform for managing contingent labor across multiple engagement models including contractors, staff augmentation, and outsourcing.

Hayden Brown(Chief Executive Officer)inGiulietta Pezzaniti(Chief People Officer)

Co-investors408 Ventures Dag Ventures FirstMark Capital Garage Capital Globespan Capital Partners Jackson Square Ventures +6 more

Exits · 1

1 IPOs

Upwork (formerly oDesk)NASDAQ: UPWK

Fund performance · per public LP disclosures

as of Jun 2025

Fund	Vintage	Committed	Net IRR	TVPI	DPI
Amberbrook IX LPLPs: California Public Employees' Retirement System	2023	—	—	1.53x	0.07x

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).

IPO stake values · per SEC filings

Value of this firm's stake in each portfolio company at its IPO price, from the prospectus principal-stockholder table.

Company	Owned	IPO price	At IPO	Stake value
Upwork (formerly oDesk)	—	$15.00	Oct 2018	$9.7M

Source: SEC S-1 / 424B prospectus filings. Stake value = shares beneficially owned × the initial public offering price, as disclosed — a market value at IPO, not a return multiple (the firm's original cost is not disclosed).