Managing Partner And Co-Founder
Current
Sep 2006 - Present
AeroLeads people directory · profile
Alexander Rosen Email & Phone Number
Early stage technology investor in founder-led software companies. 70+ investments, 25 exits, 7 unicorns, $38B in exit value
at
Ridge Ventures
1 work email found
@idgventures.com
6 phones found area 415
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 86%
Current company
Role
Early stage technology investor in founder-led software companies. 70+ investments, 25 exits, 7 unicorns, $38B in exit value
Location
San Francisco, California, United States
Who is Alexander Rosen? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Alexander Rosen is listed as Early stage technology investor in founder-led software companies. 70+ investments, 25 exits, 7 unicorns, $38B in exit value at Ridge Ventures, based in San Francisco, California, United States. AeroLeads shows a work email signal at idgventures.com, phone signal with area code 415, and a matched LinkedIn profile for Alexander Rosen.
Alexander Rosen previously worked as Managing Partner and Co-Founder at Ridge Ventures and GSB Trust Board Member. Chair, Venture Fund Group at Stanford University Graduate School Of Business. Alexander Rosen holds Mba from Stanford University Graduate School Of Business.
Company email context
Email format at Ridge Ventures
This section adds company-level context without repeating Alexander Rosen's masked contact details.
*@idgventures.com
68% confidence
AeroLeads found 1 current-domain work email signal for Alexander Rosen. Compare company email patterns before reaching out.
Profile bio
About Alexander Rosen
I'm looking to partner with great entrepreneurs to tackle interesting opportunities building software-driven companies primarily serving enterprises. Currently focus on cloud infrastructure, Consumerization of IT, SaaS applications, and practical AI.Please note that I only accept LinkedIn connections from people I know.
Current workplace
Alexander Rosen's current company
Company context helps verify the profile and gives searchers a useful next step.
16 roles · 37 years
Alexander Rosen work experience
A career timeline built from the work history available for this profile.
Gsb Trust Board Member. Chair, Venture Fund Group
Current
Oct 2017 - Present
Board Member
Current
Mar 2017 - Present
Board Member
Current
Jan 2017 - Present
Investor
CurrentI was lucky to back Mark, Bill, and Jon in the Series A. Company went public (BRZE) in November 2021 at $9.6B market cap.
Jun 2013 - Present
Board Member
Current
May 2013 - Present
Investor
Current
Dec 2012 - Present
Board Member
CurrentI met Mariam during her days running Eve.com. We got to know each other in subsequent years, I led the Series A in 2008, and was the only VC on the board until 2011. The company has grown much larger than any of us anticipated, and the best is yet to come.
Aug 2008 - Present
Board Member
Jun 2011 - Dec 2021
Investor And Board Observer
Early investor. Fastly went public (NYSE: FSLY) in mid-2019. By mid-2020 the market cap reached $14B
Sep 2014 - May 2019
Board Member
I seed funded brilliant repeat entrepreneur Tim Tuttle to apply AI to voice interfaces, before AI/ML was all the rage. I then led Series A and served as only outside board member. MindMeld was acquired by Cisco for $125M.
Jun 2011 - Jun 2017
Board Member
I co-led Series A with Accel to back Tom Chavez and Vivek Vaidya in bringing "big data" to customer data management. The company grew from 1 paying customer at our investment to many tens of millions in revenue and was acquired by Salesforce.com for close to $1B
Sep 2011 - Nov 2016
Board Member
Vidible
I seed funded Tim and Michael and then co-led their Series A in 2013. The company grew revenues extremely fast and was acquired sooner than we planned, with a 350%+ IRR
Mar 2013 - Dec 2014
General Partner
Sep 1996 - Dec 2003
Junior Associate
1993 - 1994
~1 yr
Analyst
1990 - 1993
~3 yrs
2 education records
Alexander Rosen education
Mba
Stanford University Graduate School Of Business
Bachelor Of Science (Bs), Economics, Electrical Engineering
Massachusetts Institute Of Technology
FAQ
Frequently asked questions about Alexander Rosen
Quick answers generated from the profile data available on this page.
What company does Alexander Rosen work for?
Alexander Rosen works for Ridge Ventures.
What is Alexander Rosen's role at Ridge Ventures?
Alexander Rosen is listed as Early stage technology investor in founder-led software companies. 70+ investments, 25 exits, 7 unicorns, $38B in exit value at Ridge Ventures.
What is Alexander Rosen's email address?
AeroLeads has found 1 work email signal at @idgventures.com for Alexander Rosen at Ridge Ventures.
What is Alexander Rosen's phone number?
AeroLeads has found 6 phone signal(s) with area code 415 for Alexander Rosen at Ridge Ventures.
Where is Alexander Rosen based?
Alexander Rosen is based in San Francisco, California, United States while working with Ridge Ventures.
What companies has Alexander Rosen worked for?
Alexander Rosen has worked for Ridge Ventures, Stanford University Graduate School Of Business, Safegraph, Worktango Inc., and Braze.
How can I contact Alexander Rosen?
You can use AeroLeads to view verified contact signals for Alexander Rosen at Ridge Ventures, including work email, phone, and LinkedIn data when available.
What schools did Alexander Rosen attend?
Alexander Rosen holds Mba from Stanford University Graduate School Of Business.
Find 750M verified contacts
Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.
Start free trial