portfolio-support
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Primary Built a 60-Person Pit Crew for the Riskiest Lap in Startups
Most seed investors sell access and advice. Primary has spent a decade building something more concrete: a scaled operating bench that helps young companies recruit, find customers and raise the next round.
Sapphire Ventures Built a Venture Firm That Sells More Than Money
The enterprise software investor has turned introductions, operating advice and an unusually broad fund network into a second product alongside capital.
Sierra Ventures Has Been Early for Forty Years. The Secret Is a Room Full of CXOs.
Since 1982, the San Mateo firm has quietly written first checks into enterprise software - from Intuit to quantum computing - while a standing network of Fortune 1000 executives does the vetting.
The Firm That Bets on Founders Who Never Took a Dime
For 22 years, Mainsail Partners has written checks to software founders who bankrolled their own companies - then handed them an operating team instead of a lecture.
Norwest Built a 65-Year Venture Firm Around One Unfashionable Idea: Range
In a market built on specialization, Norwest sells breadth: one global fund, checks from $1 million to $200 million, and an operator bench designed to show up only when invited.
The Venture Firm That Turned a TV Shark Into a Startup Distribution Channel
O'Leary Ventures offers founders something most funds cannot manufacture: a familiar face with a large audience. Its harder experiment is in North Dakota, where venture returns must share the spreadsheet with jobs, offices and regional impact.
Greycroft Wants to Catch the Next Big Company Before It Has a Category
The 20-year-old venture firm built one platform for seed bets and growth checks. Now it is looking past neat labels to find companies that can turn a sharp first product into a much larger market.
The Venture Firm With a Test Kitchen: Cleveland Avenue Builds Beyond the Check
Cleveland Avenue puts former operators, test kitchens and consumer research behind founders in food, technology and everyday life. Its wager is simple: capital travels farther when it comes with people who have run the machinery of scale.
Eric Norman
Eric Norman is a General Partner at Pioneer Fund, a San Francisco-based venture capital firm that pools resources from 500+ Y Combinator alumni to back top-performing YC startups. A former hardware founder himself - he built and led Cinder Precision Cooker through Y Combinator - Norman brings firsthand operator experience to his investing, with recent portfolio activity in AI identity, healthcare AI, and enterprise tooling.
Brett Browman
Brett Browman is a Growth Operating Partner at Khosla Ventures, bringing a hands-on, ER-doctor approach to diagnosing and scaling portfolio companies. A veteran of Silicon Valley's most storied growth stories - first growth hire at both Square and Opendoor - he spent seven years as Operating Partner at Andreessen Horowitz advising companies like ElevenLabs, Character.ai, and Luma.ai before joining Khosla in 2024. Known for getting in the trenches as a fractional growth leader, Browman has helped shape the go-to-market playbooks of some of the fastest-growing startups in tech history.
Karina Baze
Karina Baze (El-Baze) is an Operating Partner at Khosla Ventures, one of Silicon Valley's most storied venture capital firms, where she works at the intersection of cutting-edge technology and commercial reality. A Stanford-trained operator with a career arc running from MuleSoft's scrappy East Division founding days through IPO and Salesforce acquisition, to leading GTM at AI-native companies Instabase and Hebbia, Karina brings rare depth to helping portfolio founders build revenue engines that actually work. Recognized as one of 100 Women in AI in 2025, she specializes in translating deep tech into customer outcomes - a skill set that is quietly reshaping how Khosla's portfolio companies go to market.
Marina Kusserow
Marina Kusserow is an Operating Partner at Andreessen Horowitz (a16z) on the Bio+Health team, where she leads healthcare business development strategy across payers, providers, and large employers. A health policy graduate who cut her teeth at Oxeon Partners, then became Chief of Staff for Walmart Health's clinical delivery team, then tackled M&A at Unite Us, Marina now serves as connective tissue between a16z's portfolio companies and the broader healthcare ecosystem. She splits her time between New York City and Nashville, Tennessee.
Ryan Batra
Ryan Batra is the VP, Talent Partner at Khosla Ventures, one of Silicon Valley's most influential deep-tech venture firms. A career talent architect with over a decade in hypergrowth tech, he spent six years building DoorDash's technical and executive recruiting machine through multiple phases of explosive expansion, then led recruiting at Lime and OpenStore before landing at Khosla. Now he helps founders across KV's portfolio - spanning AI, biotech, space, and climate - hire the engineers, researchers, and leaders who make bold ideas real. He's placed 500+ engineers and leaders. His philosophy: talent is one of the most powerful forms of leverage a founder has.
Ryan Scott
Ryan Scott is an Operating Partner at Khosla Ventures, where he helps portfolio companies build durable, compounding growth. He made his name as Etsy's first-ever CMO and Head of International - scaling GMV from $3B to $14B, tripling active users, and expanding the brand to 220 countries while earning AdAge Brand of the Year in 2020. Before Etsy, he drove Grubhub Seamless from $100M to $6B in GMV and through its IPO. A Forbes Entrepreneurial CMO 50 honoree with seats on Google's Retail Advisory Council and Meta's Leadership Council, Scott brings two decades of consumer marketing, e-commerce, and business leadership to the deepest end of deep tech.