Brian Lew
Managing Partner, Founding Team Member
Oceans Ventures
Brian Lew is a Managing Partner and Founding Team Member at Oceans with experience in acquisition, investment, corporate development, engineering, sales, and marketing.
Steven Rosenblatt
Co-Founder, General Partner·Oceans Ventures
New York City Metropolitan Area, United States
Bio
Professional summary
Steven Rosenblatt is Co-Founder and General Partner at Oceans. Oceans' official team page says he co-founded the firm in 2018 and has more than 20 years of experience scaling startups and building technology companies in the digital and mobile ecosystem. Before Oceans, he was President of Foursquare, where he worked on the company's shift from a consumer-facing location platform to an enterprise business, built a multi-product strategy, and grew revenue substantially. Earlier, he launched Apple's iAd platform, helped open Apple's New York office, and served as Senior Vice President of Advertising Sales at Quattro Wireless before its acquisition by Apple. The official bio also notes that he is a University of Michigan graduate.
Investment focus
Stage, sector, and overall fit
Stage
Formative-stage startups, inferred from Oceans' stated focus on helping startups at their most formative stages.
Sector
Digital and mobile ecosystemEnterprise go-to-market and revenue scalingLocation intelligence, advertising technology, and consumer-to-enterprise transitions
Thesis
Early company-building and founder coachingDigital, mobile, advertising, and go-to-market scaling
Notable companies
Selected portfolio companies the partner has backed
FoursquareApple iAdQuattro Wireless
How to approach
Framing and angles for outreach
Pitch framing
Emphasize founder support needs around go-to-market, revenue model evolution, enterprise transition, or scaling from product traction to repeatable revenue.
Personalization hooks
- 1Reference his experience helping Foursquare move from consumer location app to enterprise business.
- 2If relevant, connect to advertising, mobile, location, or New York startup ecosystem experience.
Background
Career, education, and skills
Career history
- OceansCo-Founder & General PartnerApr 2018 – Present
- FoursquarePresidentJan 2016–Apr 2018
- FoursquareChief Revenue OfficerMay 2012–Jan 2016
- Apple Inc.Director, iAd Advertising Sales & StrategyJan 2010–Jan 2012
- Quattro Wireless (acquired by Apple)SVP, Advertising SalesJan 2008–Jan 2010
- Maxim Digital (Dennis Publishing)VP, Advertising SalesOct 2003–Jan 2008
Education
- University of MichiganBA, Psychology1998
Skills
Venture CapitalGo-to-Market StrategyRevenue GrowthEnterprise Sales
Other partners at Oceans Ventures
5 more profiles
Glenn Handler
Co-Founder, General Partner
Oceans Ventures
Glenn Handler is a Co-Founder and General Partner at Oceans with a background in recruiting and HR leadership across Morgan Stanley, Google, and Facebook.
Joshua Rahn
Co-Founder, General Partner
Oceans Ventures
Joshua Rahn is Co-Founder and General Partner at Oceans, with prior experience building Facebook's New York monetization and partnership efforts.
Sara Barek
Managing Partner, Founding Team Member
Oceans Ventures
Sara Barek is a Managing Partner and Founding Team Member at Oceans, focused on operations and cross-functional execution.
Sasha Levyn
Associate
Oceans Ventures
Oceans Associate investing in early-stage future-of-work, SaaS, and AI companies.