Len Ferrington

Managing Director at Summit Partners

📍 Palo Alto, California, United States🔄 Updated September 2026💼 14 investments📅 17 years investing🗓 Last invested May 2023
VC🌍 United States
14
Total investments
0
Early stage
1
Mid stage
6
Late stage
17y
Years active

Portfolio

9 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Board Member
Jun 2022
StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With 465 billion automated optimizations per second, the AI-powered StackAdapt Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the entire customer journey. The most forward-thinking marketers choose StackAdapt to orchestrate high-impact campaigns across programmatic advertising and marketing channels. Our state-of-the-art platform is where some of the most progressive work in machine learning meets cutting-edge user experience. StackAdapt is designed around the three core pillars of programmatic—planning, executing and analyzing. StackAdapt is ranked as the number 1 DSP on G2. For six consecutive years with over hundreds of reviews, StackAdapt has been recognized as a high performer and the highest-ranking DSP in customer satisfaction by G2. StackAdapt was also recognized as an Enterprise Fast 15 winner as part of the Technology Fast 50™ program in 2024 and is one of Ad Age’s Best Places to Work in 2024. Learn more about StackAdapt here: www.stackadapt.com. And if youre looking for a change, wed love to have you on our team—check out our open roles by visiting: www.stackadapt.com/careers. StackAdapt is headquartered in Toronto, Canada. We have teams and client support across North America, EMEA, APAC, and LATAM.
Board Member
Jan 2021
Ylopo LLC is an exciting, rapidly-growing and well-funded real estate technology startup located in Venice Beach, CA. We help elite real estate teams & brokerages grow their business, manage their team & build their brand through our cutting edge home search experience & nurture platform. Ylopo was started by a team of seasoned entrepreneurs & technologists who have already spent over a decade in the real estate technology space.
Board Member
Nov 2020
As the #1 connected workforce solution in manufacturing, QAD Redzone enables frontline teams to contribute their full potential, elevating the frontline with new technology to achieve company goals around productivity and throughput. Today, hundreds of thousands of frontline workers are valued, celebrated, and working with purpose; creating stronger communities inside and outside their plants. With customers both big and small, QAD Redzone is helping more than 1,000 plants worldwide achieve remarkable productivity gains in just 90 days. QAD Redzone is a privately held company, headquartered in Miami, Florida with operations around the world. For more information visit www.rzsoftware.com.
Board Member
Oct 2015
Aeryon Labs is a leading provider of high-performance drones and software solutions for global military, public safety, and commercial customers. Our field-tested small Unmanned Aircraft Systems (UAS) set the standard for real-time, secure, aerial intelligence across a wide range of mission-critical applications from clandestine tactical missions, to search and rescue operations, to commercial inspections and more. Aeryon drones are deployed with over 20 militaries and in use with customers in over 30 countries. Our global headquarters are in Waterloo, Ontario about an hour west of Toronto. We have U.S. offices in Boston, Denver, and Salt Lake City with additional team members throughout the United States. Outside of North America, our international operations include team members in London, Dubai, and Singapore.
Investor
Jun 2013
A10 Networks (NYSE: ATEN) enables service providers, cloud providers and enterprises to ensure their 5G networks and multi-cloud applications are secure. With advanced analytics, machine learning and intelligent automation, business-critical applications are protected, reliable and always available. Founded in 2004, A10 Networks is based in San Jose, Calif. and serves customers in 117 countries worldwide. For more information, visit: www.a10networks.com and @A10Networks.
Board Member
May 2013
RNL is the leading provider of higher education enrollment management, student success, and fundraising solutions. For more than 40 years, colleges and nonprofit organizations have turned to Ruffalo Noel Levitz to enroll the students they want, help more students graduate and succeed, and build lifelong relationships with donors. Our mission is to make colleges, universities, and nonprofits successful and vibrant with inspired and relevant engagement.
Board Member
Aug 2011
Access is the fastest growing information management provider, globally. We’ve grown through our commitment to exceeding the expectations of our clients, company and community every day. We’re dedicated to delivering the very best customer experience to our clients, growth opportunities for our team members and active involvement and service to our local communities. For businesses requiring secure, cost-effective management of paper and digital documents, Access is the responsive partner with the proven expertise to help leverage your information assets. Access delivers extensive paper and digital document services with powerful technologies, analytics, and metrics to manage the lifecycle of your documents and, unlike traditional document storage options or technology offerings that only provide a partial solution, we provide comprehensive solutions and the very best service that advance the way our 27,500 clients manage information.
Investor
2010
Rethinking IT careers.ui.com.
Board Member
2009
Founded in 1998, Trident University International is a member of the American InterContinental University System, which is accredited by the Higher Learning Commission (hlcommission.org). Trident uses the EdActive™ learning approach, which employs case-based learning in an online setting to teach real-world relevant critical thinking skills designed to enhance the lives and education of students. Trident offers quality associate, bachelor’s, master’s, and doctoral degree programs and certificates, led by a qualified faculty team, over 80% of whom have doctoral degrees. Trident has nearly 27,000 alumni, of which more than 22,000 have a military affiliation and has received acknowledgements from Washington Monthly, Military Times, and Military Advanced Education & Transition for their dedication to student success. Visit http://www.trident.edu or call at 855-290-0674 to learn more about our wide range of educational options.
Experience · 17 entries
All (17)
Investments (14)
Board (11)
2023
Board Member
May 2023
Manage, protect and monitor all your organizations passwords, secrets and remote connections with zero-trust security
2022
Board Member
Jun 2022
StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With 465 billion automated optimizations per second, the AI-powered StackAdapt Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the entire customer journey. The most forward-thinking marketers choose StackAdapt to orchestrate high-impact campaigns across programmatic advertising and marketing channels. Our state-of-the-art platform is where some of the most progressive work in machine learning meets cutting-edge user experience. StackAdapt is designed around the three core pillars of programmatic—planning, executing and analyzing. StackAdapt is ranked as the number 1 DSP on G2. For six consecutive years with over hundreds of reviews, StackAdapt has been recognized as a high performer and the highest-ranking DSP in customer satisfaction by G2. StackAdapt was also recognized as an Enterprise Fast 15 winner as part of the Technology Fast 50™ program in 2024 and is one of Ad Age’s Best Places to Work in 2024. Learn more about StackAdapt here: www.stackadapt.com. And if youre looking for a change, wed love to have you on our team—check out our open roles by visiting: www.stackadapt.com/careers. StackAdapt is headquartered in Toronto, Canada. We have teams and client support across North America, EMEA, APAC, and LATAM.
2021
Board Member
Jan 2021
Ylopo LLC is an exciting, rapidly-growing and well-funded real estate technology startup located in Venice Beach, CA. We help elite real estate teams & brokerages grow their business, manage their team & build their brand through our cutting edge home search experience & nurture platform. Ylopo was started by a team of seasoned entrepreneurs & technologists who have already spent over a decade in the real estate technology space.
2020
Board Member
Nov 2020
As the #1 connected workforce solution in manufacturing, QAD Redzone enables frontline teams to contribute their full potential, elevating the frontline with new technology to achieve company goals around productivity and throughput. Today, hundreds of thousands of frontline workers are valued, celebrated, and working with purpose; creating stronger communities inside and outside their plants. With customers both big and small, QAD Redzone is helping more than 1,000 plants worldwide achieve remarkable productivity gains in just 90 days. QAD Redzone is a privately held company, headquartered in Miami, Florida with operations around the world. For more information visit www.rzsoftware.com.
2018
Board Member
May 2018
Teaching Strategies is the leading provider of curriculum, assessment, professional development, and family connection resources in the early childhood field. Offering ground-breaking solutions, including The Creative Curriculum®, GOLD®, tadpoles®, ReadyRosie™, ParentPal™, Als Pals™, and professional development, Teaching Strategies believes that a child’s first 8 years form a critical foundation for school success. Teaching Strategies has been an advocate for the early childhood education community for more than 40 years. Commenting Policy: Teaching Strategies reserves the right to delete comments that contain: offensive language, personal attacks, comments that target any ethnic, racial, or religious group; spam or off-topic links to other sites; or comments that are clearly off topic. Repeat offenders may be banned from the page.
Show all 17 entries ↓
Investment activity
2009–2023 · 14 investments
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