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Cleo Cleo Cleo Cleo
Cleo Cleo Cleo Cleo

Partnered 2018
Greylock led the series A
Website

The most comprehensive support system for working families.

Sarah is a transformational investor and board member. She operates as an aligned, insightful and high value member of our team - her impact can be seen across our business and perhaps most remarkably, she makes this impact efficiently - she runs at the same speed as the startups she funds.
SJ Sachetti
CEO
Shortcut Shortcut Shortcut Shortcut
Shortcut Shortcut Shortcut Shortcut

Partnered 2020
Greylock led the series B
Website

Shortcut is the collaborative home for modern software teams, combining issue tracking and communication.

Sarah has been a positive force at Shortcut since the day that I met her. She puts in the time to really understand what is happening with both the challenges and opportunities that come our way, and she always digs deep to find ways to help and to add value.
Kurt Schrader
Cofounder/CEO
Coda Coda Coda Coda
Coda Coda Coda Coda

Partnered 2017
Greylock led the series A
Website

A new doc that brings words, data and teams together. Supporting the company with my partner Reid Hoffman.

Love working with Sarah. Her knowledge and feedback is super wide ranging — from seeing around the corner on key product bets to having great calibration on go-to-market approaches, Sarah's feedback is always taken seriously by the team at Coda.
Shishir Mehrotra
Cofounder/CEO
Common Room Common Room Common Room Common Room
Common Room Common Room Common Room Common Room

Partnered 2021
Greylock led the series B
Website

Common Room helps companies deepen relationships across their communities, anywhere people are.

Sarah has an incredible ability to mentor and challenge at the most strategic levels, and roll up her sleeves and dive in the next day to help execute like an extended member of the team. Our relationship with Sarah is founded on trust and transparency and she is a true partner in every sense of the word.
Linda Lian
Cofounder/CEO
Figma Figma Figma Figma
Figma Figma Figma Figma
Partnered 2015
Greylock led the series A
Website

Figma helps teams create, test, and ship better designs from start to finish. Supporting the company with my partner John Lilly.

Dylan Field
Cofounder/CEO
Neeva Neeva Neeva Neeva
Neeva Neeva Neeva Neeva
Partnered 2019
Greylock co-led the Series A and B
Website

Ad-free and private search, built for the users. Supporting the company with my partners Reid Hoffman and Asheem Chandna.

Building a startup involves dreaming the divine while sweating the minutiae. Sarah contributes meaningfully to Neeva at all levels: no grand scheme is too big for her. And no growth hack too small. I love her intensity and drive to help.
Sridhar Ramadwamy
Cofounder/CEO
Obsidian Obsidian Obsidian Obsidian
Obsidian Obsidian Obsidian Obsidian
Partnered 2017
Greylock led the series A
Website

The industry’s first Cloud Detection & Response (CDR) product, giving security teams the unified, context-rich visibility they need to defend their SaaS apps. Supporting the company with my partner Asheem Chandna.

Postscript Postscript Postscript Postscript
Postscript Postscript Postscript Postscript
Partnered 2021
Greylock led the Series B
Website

The leading SMS platform for Shopify merchants, helping brands get their message through, connect with customers, and grow revenue at the same time. Supporting the company with my partner Mike Duboe.

Reduct Reduct Reduct Reduct
Reduct Reduct Reduct Reduct
Partnered 2020
Greylock led the Seed
Website

Making video editing as simple as a google doc.

Sarah has been a phenomenal early-stage partner for us. Not only is she incredibly smart and a great thought partner on strategy & the long-term, she also understands the company building journey deeply, and is always ready to jump in and actually get into the trenches with us: whether it's providing input on launch messaging, or helping source & close great candidates.
Prabhas Pokharel
Cofounder/CEO
Remotion Remotion Remotion Remotion
Remotion Remotion Remotion Remotion
Partnered 2020
Greylock led the series A
Website

Remotion is the lightweight virtual office that helps remote-first teams connect like they’re in person.

If you're looking for an active, supportive and strategic partner, you should pick Sarah. If you ask for help with something, she'll act incredibly quickly and thoroughly, digging deep into her impressive network. Outside of asks and BoDs, she strikes a solid balance between pushing you with strategic inputs and ideas, and letting you focus on building.
Alexander Embiricos
Cofounder/CEO
Trace Trace Trace Trace
Trace Trace Trace Trace
Partnered 2020
Greylock co-led the Seed
Website

The first service desk for finance.

Sarah has felt like an extension of our team from the moment we started working together. She's able to go deep on topics because she understands our business and the market. I value our time together because I always learn something or make progress on issues that are top of mind.
Mike Gonzalez
Cofounder/CEO
Utmost Utmost Utmost Utmost
Utmost Utmost Utmost Utmost
Partnered 2019
Greylock led the series A
Website

The first Extended Workforce System that enables the enterprise and its non-employee workforce to seamlessly and efficiently work together.

The main thing I value about Sarah apart from being very smart is that she is always calm under pressure. Company building has many highs and lows and it's vital to have a partner who is long-term oriented and remains even-keeled when the going gets rough.
Annrai O'Toole
Cofounder/CEO
Awake Awake Awake Awake
Awake Awake Awake Awake
Partnered 2017, Acquired 2020
Greylock led the series A
Website

Advanced network traffic analysis for security. Supporting the company with my partner Asheem Chandna.

Sarah is top notch - one of the brightest people I've had the pleasure to work with. She is a dependable company builder - always willing to roll up her sleeves, with a thoughtful perspective for all situations that was valuable for me as an entrepreneur. Importantly, she's great fun to work with!
Rahul Kashyap
CEO
Demisto Demisto Demisto Demisto
Demisto Demisto Demisto Demisto
Partnered 2018, Acquired 2019
Greylock led the Series C
Website

The leading Security Orchestration, Automation and Response solution.

Besides Sarah being wicked smart, we were amazed by the rich customer network Sarah has, and helped us leverage. More importantly, Sarah thought founders and company-first when it came to strategic decisions, over and above looking out for Greylock's interest.
Slavik Markovich
Cofounder/CEO
Skyhigh Networks Skyhigh Networks Skyhigh Networks Skyhigh Networks
Skyhigh Networks Skyhigh Networks Skyhigh Networks Skyhigh Networks
Partnered 2013, Acquired 2018
Greylock led the series A
Website

The pioneering Cloud Access Security Broker. Supporting the company with my partner Asheem Chandna.

Sarah is the kind of investor and board member I wish on every entrepreneur – resourceful, insightful, well-connected and -respected, willing to roll up her sleeves and put in the effort, great team-player, and wonderful human being!
Rajiv Gupta
Cofounder/CEO
Sqreen Sqreen Sqreen Sqreen
Sqreen Sqreen Sqreen Sqreen

Partnered 2019, Acquired 2021
Greylock led the series A
Website

The industry’s first provider of Application Security Management (ASM).

Sarah has been fundamental in Sqreen’s success. She combines an exceptional experience in the space with the practical / hands on approach that exec teams actually need to build best-in-class fast growing companies. We have been lucky to team up with Sarah for about 3 years. I absolutely loved the collaboration we had and couldn’t have learned more from a board member!
Pierre Betouin
Cofounder/CEO

Sarah Guo

Partner to Founders & Venture Capitalist
Partner to Founders & Venture Capitalist

Hi! I’m a General Partner at Greylock, making early-stage venture capital investments in software startups. I’m especially good at closing the gap between creative technologists and business problems.

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Cleo
Shortcut
Coda
Common Room
Figma
Neeva
Obsidian
Postscript
Reduct
Remotion
Trace
Utmost
Awake
Demisto
Skyhigh Networks
Sqreen

The most comprehensive support system for working families.

Shortcut is the collaborative home for modern software teams, combining issue tracking and communication.

A new doc that brings words, data and teams together. Supporting the company with my partner Reid Hoffman.

Common Room helps companies deepen relationships across their communities, anywhere people are.

Figma helps teams create, test, and ship better designs from start to finish. Supporting the company with my partner John Lilly.

Ad-free and private search, built for the users. Supporting the company with my partners Reid Hoffman and Asheem Chandna.

The industry’s first Cloud Detection & Response (CDR) product, giving security teams the unified, context-rich visibility they need to defend their SaaS apps. Supporting the company with my partner Asheem Chandna.

The leading SMS platform for Shopify merchants, helping brands get their message through, connect with customers, and grow revenue at the same time. Supporting the company with my partner Mike Duboe.

Making video editing as simple as a google doc.

Remotion is the lightweight virtual office that helps remote-first teams connect like they’re in person.

The first service desk for finance.

The first Extended Workforce System that enables the enterprise and its non-employee workforce to seamlessly and efficiently work together.

Advanced network traffic analysis for security. Supporting the company with my partner Asheem Chandna.

The leading Security Orchestration, Automation and Response solution.

The pioneering Cloud Access Security Broker. Supporting the company with my partner Asheem Chandna.

The industry’s first provider of Application Security Management (ASM).

i'm interested in...
i'm interested in...
New School SaaS
The Future of Work
Arming the Builders

Here’s what I’ve been up to lately

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August 20, 2021

Conflict Avoidance is Dishonesty

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August 10, 2021

Leadership Cross-Training: PagerDuty CEO Jennifer Tejada

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May 25, 2021

What Workers Want: Stanford Professor Nick Bloom

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April 27, 2021

Designing for Buying: How to Break Through the Ceiling in Product-Led Growth

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April 20, 2021

Finance at the Foundation: TraceHQ

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March 31, 2021

Networked Users: Our Investment in Common Room

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March 25, 2021

CNBC Interview LinkedIn with founder Reid Hoffman on the future of work after Covid

February 16, 2021

The Cyber Arms Race: Nicole Perlroth & Glenn Chisholm

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February 11, 2021

Congrats Sqreen and Datadog

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February 11, 2021

Video Superpowers for All: Our Investment in Reduct

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October 06, 2020

Talk Live, Type Less: Our Investment in Remotion

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September 22, 2020

Automating (Remote) Work

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August 25, 2020

Powering the Maker Generation: Coda

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August 11, 2020

Collaborate from Anywhere: Figma

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August 07, 2020

Where are the productivity gains?

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August 06, 2020

From Seed to Series A: What Sarah Guo and Reid Hoffman Look for in Investments

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July 28, 2020

Building for the Distributed Future: Clubhouse

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July 21, 2020

Dynamic Work: Okta

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July 07, 2020

Breakthrough Innovation: Box

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January 23, 2020

Better Tools for the Software Revolution: Our Investment in Shortcut

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October 08, 2019

The Extended Workforce: Our Investment in Utmost

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April 02, 2019

Security at the Speed of Development: Our Investment in Sqreen

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October 10, 2018

Modern Security is Operations: Our Investment in Demisto

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July 25, 2018

Startups Serving The Enterprise

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June 13, 2018

Supporting Working Families: Our Investment In Cleo

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March 15, 2018

Is There A Pony In There? 5 Steps to Diligence Your B2B Startup Idea

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June 08, 2017

SaaS Security: Our Investment in Obsidian

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