The Ledger

Every statement that passed quotation and attribution checks. Mix any filter with any other: certainty 1/5, debate potential 5/5, or both at once.

clear all ✕

why aren't all 141 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 1 checkable ones are still open, waiting for their date. predictions held up or didn't; assertions are supported or contradicted. on every card: ▮▮▮▮▮ certainty · ▮▮▮▮▮ debate potential. speakers are clickable

Assertion Supported
Wilkinson: MetaLab designed Slack and worked with Shopify, Coinbase, and Pinterest
“Also worked with a lot of startups really early on, Shopify, Tumblr, Coinbase, Pinterest. We designed Slack.”
Andrew Wilkinson Jun 22, 2020 ▶ 5:33 20VC: Andrew Wilkinson on Building The Berkshire Hathway of Tech, Sustainable vs Unsustainable Growth and The Relationship Between Money and Freedom
Assertion Supported
Merci Victoria Grace grew Slack from 500K to 6M daily active users
“There I became the head of product and I started and ran the growth team in the effort to drive our daily active users from 500,000 to over six million in about three years.”
Merci Victoria Grace Jun 8, 2020 ▶ 3:56 20VC: Lightspeed Partner, Merci Victoria Grace on The Future of Collaboration Tools, Bundling vs Unbundling, Synchronous vs Asynchronous & What It Means To Productise The S*** Out of Venture
Insight
High-quality customer service is an unsung competitive advantage for startups
“Companies like Slack and superhuman are not only really active on Twitter and things like that, but have highly engaged high quality customer service too. And that is a really unsung competitive advantage.”
Merci Victoria Grace Jun 8, 2020 ▶ 28:32 20VC: Lightspeed Partner, Merci Victoria Grace on The Future of Collaboration Tools, Bundling vs Unbundling, Synchronous vs Asynchronous & What It Means To Productise The S*** Out of Venture
Assertion Not checkable as stated
Danny Rimer: Enterprise Software Is Adopting Consumer Selling Metaphors
“So whether it's Dropbox, or Slack, or the Microsoft, the three, six, five efforts, or what Adobe is magnificently doing, a lot of the enterprise is actually moving towards the consumer metaphor to sell software.”
Danny Rimer Dec 3, 2018 ▶ 7:36 20VC: Index's Danny Rimer on His Biggest Lessons On Price, Ownership, Board Dynamics & Building Consumer Businesses from Backing The Likes of King, Skype, Farfetch, Glossier and more...
Opinion
Blomfield: Slack is far superior to alternatives and underpriced
“Slack, I think, is a really good example of, like, you just, you move on to that, and it's so much better than anything else out there. Like, I would really pay a lot more than they're charging to keep this product right now.”
Tom Blomfield Nov 30, 2018 ▶ 11:59 20VC: Monzo's Tom Blomfield on The 3 Phases of Startup Scaling, The Secret To Building a 1.2m Community with No Advertising & How To Use Boards As A Tool To Instil Operational Excellence
Insight
Fine: Open offices and chat apps do not guarantee effective communication
“Just because two people sit side by side in an open area office and have Slack and have email and have each other's cell phone numbers doesn't mean that they're communicating about the right things at the right time.”
Leura Fine Apr 21, 2017 ▶ 13:49 20VC: Back To Back Female Led IPOs & Why It's Harder To Be A Female CEO Than A Male CEO with Leura Fine, Founder & CEO @ Laurel & Wolf
Assertion Partly supported
Giphy powers the native GIF buttons inside Twitter, Facebook, and Slack
“We actually power that button. We power the gift button inside of Twitter. We power the gift button in Facebook. We power gifts in Slack.”
Adam Leibsohn Sep 9, 2016 ▶ 21:27 20VC: Giphy's Adam Leibsohn on From Being Homeless To Founding a Multi Hundred Million Dollar Startup & The Challenges of Creating One of The World's Largest Search Engine
Prediction Held up
Kadavy: AI bots will exist everywhere across existing platforms, not standalone
“My hypothesis is that at least at the beginning for sure, and I think going forward, they will live everywhere. One bot, I should think of a bot like I think of a contact person. It should be in my contact list. It should be in my Facebook messenger. Maybe it'…”
Annie Kadavy Jun 22, 2016 ▶ 22:17 20VC: Why Bots Are The New Black, Conversational Interface Is The Next of For Consumerisation and The Determinants Of A Successful Marketplace with Annie Kadavy, General Partner @ CRV
Prediction Held up
Tunguz predicts a massive ecosystem will be built on top of Slack
“You know, I think there will be a couple of, I think there will be an ecosystem built on top of Slack. And then I think there will be a handful of companies that that take that UI metaphor and become really successful outside of Slack.”
Tomasz Tunguz Mar 7, 2016 ▶ 22:04 20VC: Tom Tunguz on Why Now Is The Best Time To Be Investing and The Effect of Late Stage Valuations on Startups
What-if
Slack succeeded through bottom-up groundswell adoption driven by product quality
“I think something like Slack could have never been born, not just because the technology wasn't there, but because it was a sort of groundswell of support for this one communication method that just sort of blew up out of nowhere because the product itself was…”
Weston Gaddy Oct 21, 2015 ▶ 11:57 20 VC 081: From YC to VC with Weston Gaddy @ Bain Capital Ventures
Assertion Supported
Lipman: Two-year-old Slack valued at $2.8B compared to Etsy's $3.5B IPO
“And when you look at, like, the recent IPO this week of Etsy you know, they're a ten-year-old company, and Slack, You know, is a, you know, two-year-old company, and they, Slack is valued at a two-point-eight billion dollar valuation, where Etsy is, you know, …”
Brandon Lipman Apr 20, 2015 ▶ 14:35 20 VC 029: The Potential Upside To A Technology Bubble with TechCrunch's Brandon Lipman
Assertion Supported
Lemkin: Slack achieved 140% NRR without raising prices
“Slack never raised prices and still grew at 140% NRR.”
Jason Lemkin Jan 29, 2026 ▶ 1:17:32 Anthropic Inference Costs Skyrocket |TikTok Deal Closes |The IPO Market:Wealthfront & EquipmentShare · 20VC with Harry Stebbings
Assertion Not checkable as stated
Sierra Conducts Real-Time Sales Call Postmortems With Two-Way Feedback
“Whether if we're in person, it's an in-person meeting, we'll just huddle right after, or if it's a virtual, we'll just jump on a Slack huddle and do it, but we do it Quick. And we provide each other feedback, good, bad, and ugly. And it's two way.”
Reggie Marable May 2, 2025 ▶ 50:04 20Sales: Sierra: Inside Silicon Valley's Fastest Growing Sales Machine & How to Prospect, Outbound and Close Enterprise Deals in AI
Disclosure
Slack segmented sales into SMB and enterprise at $10M ARR
“When I joined Slack, I immediately, after we got to about ten million in revenue, Cut the team into SMB and enterprise, and I basically said enterprise is a thousand employees and above, SMB is below, and that way we just sort of put the resourcing, the more e…”
AJ Tennant Oct 23, 2024 ▶ 13:33 AJ Tennant: How to Build a Sales Machine and Where Most Go Wrong | E2118 · 20VC with Harry Stebbings
Assertion Not checkable as stated
AJ Tennant met T-Mobile's CEO at a bar to impress the CIO
“I knew the CEO at the time, John Ledger, used to hang out at the W Bar in Seattle, and so, Before an on-site, that night before, I just stayed in that W bar, like, just hanging out, and John Ledger came in, and I went up to him, and we spent time chatting. And…”
AJ Tennant Oct 23, 2024 ▶ 1:00:32 AJ Tennant: How to Build a Sales Machine and Where Most Go Wrong | E2118 · 20VC with Harry Stebbings
Disclosure
Personio records and posts materials for every product review on Slack
“Because I think transparency is very, very important, we record every review, and we have a Slack chat, we use Slack, and we post every, about every review, the materials the recording the action items, the ETAs, like, everything is documented,”
Maria Angelidou Oct 4, 2024 ▶ 17:26 Maria Angelidou:Product Lessons Leading Facebook App Monetisation Team to Billions in Revenue |E1210 · 20VC with Harry Stebbings
Disclosure
Freshworks repurposed its failed collaboration product to integrate with Slack and Teams
“So what we did was we conceded collaboration. So today our same fresh connect code that we built is integrating with Slack and teams. So we conceded collaboration to teams in Slack.”
Girish Mathrubootham Apr 19, 2024 ▶ 34:54 Girish Mathrubootham: Biggest Product and Pricing Lessons from Scaling to $597M in ARR | E1142 · 20VC with Harry Stebbings
Disclosure
Freshworks lost collaboration market to Slack by taking two years to launch
“Like we took more than two years to launch, and by that time both Slack and Teams have actually started winning so many users, when we took it to our customers the CIOs actually told us, Girish, we are already dealing with slack and teams. We have to standardi…”
Girish Mathrubootham Apr 19, 2024 ▶ 34:16 Girish Mathrubootham: Biggest Product and Pricing Lessons from Scaling to $597M in ARR | E1142 · 20VC with Harry Stebbings
Disclosure
Cotopaxi Uses OfficeVibe Daily to Measure Company Culture via Slack
“One of my favorites is actually a company called Office Vibe. It sends out polls through Slack, which we use Slack, and I measure Literally every day, I'm tracking and measuring our culture, and I can try, I can slice the data based on gender, based on tenure …”
Davis Smith Dec 15, 2023 ▶ 57:05 Davis Smith: From Selling $6M of Pool Tables to Scaling Cotopaxi to $150M in Revenues | E1095 · 20VC with Harry Stebbings
Disclosure
Ramp Tracks All Negative Feedback and Lost Deals in Dedicated Slack Channels
“I mean, I, we have, I'll tell you, we have Slack channels with every single negative feedback we get from customers. Every time we lose a deal, there's a Slack, like, why did we lose a deal? Who did we lose it to?”
Geoff Charles Dec 6, 2023 ▶ 21:40 Geoff Charles: How To Hire Product Teams & Increase Product Velocity | E1091 · 20VC with Harry Stebbings
Assertion Supported
Seibert: Twitter, Slack, and YouTube originated as completely different products
“Twitter was a podcasting startup. Slack was a game. YouTube was a dating website.”
Jeff Seibert Nov 22, 2023 ▶ 14:00 Jeff Seibert: Why OpenAI Will Become an Infrastructure Play | E1085 · 20VC with Harry Stebbings
Assertion Supported
Atlassian had 200 employees on Stride before selling to Slack
“And so in the end, like, you know, deciding to shut down that product, we had a couple hundred people working on it. It was hard because a lot of people had poured their light, you know, heart and soul into it. We sold it to Slack”
Scott Farquhar Oct 9, 2023 ▶ 34:23 Scott Farquhar: Founding Atlassian; How We Scaled to a $50B Valuation; The 4 Jobs of a CEO | E1070 · 20VC with Harry Stebbings
Assertion Supported
Lemkin: Stuart Butterfield offered to return remaining capital when gaming startup failed
“Stuart Butterfield, when it didn't make it, his second gaming company, he offered to give all the money back. He offered to give what was left.”
Jason Lemkin Aug 9, 2023 ▶ 35:02 Jason Lemkin: Every VC has a FRAUD in their portfolio; The IPO market is about to EXPLODE | E1046 · 20VC with Harry Stebbings
Disclosure
Jiménez: WorkRamp shares exemplar sales calls publicly in Slack
“So for example, with my current team, we do a lot of real listening of calls. Like we just, and we publicly in a Slack channel, mark them when they're perfect. And we say, this is a perfect call. And we want to highlight why this is perfect.”
Lori Jiménez Aug 2, 2023 ▶ 29:59 Lori Jiménez: How to Increase Sales; Hiring Tips from Google; Best Way to Grow Sales Teams | E1043 · 20VC with Harry Stebbings
Disclosure
Dropbox's Internal Slack Competitor Product Was a Big Flop
“And then when I was at Dropbox, I was responsible internally for kind of trying to build a Slack like product, basically a product that would allow communication on top of like the documents that are in, in, in Dropbox. And we just, we really, really didn't fi…”
Jean-Denis Greze Jul 21, 2023 ▶ 56:28 Jean-Denis Greze: CTO of Plaid, the $18B Fintech Startup; How to Hire, Fire & Build Great UX | E1038 · 20VC with Harry Stebbings
Disclosure
Salesforce and Slack used different sales candidate mock scenarios
“At Salesforce, we gave them a fictitious company and a business set of business problems that they would solve using the Salesforce set of solutions. At Slack, we were comfortable with them positioning their own service, and so I think both have their advantag…”
Kevin Egan Jul 12, 2023 ▶ 15:37 Kevin Egan: Biggest Lesson on Managing Sales Teams at Slack and Atlassian | E1034 · 20VC with Harry Stebbings
Assertion Supported
Weiss: Slack has around 1,200 employees in product, design, and engineering
“Slack has probably around 1200 people across product design and engineering.”
Noah Weiss Jun 16, 2023 ▶ 16:29 Noah Weiss: How to Master Product-Led Growth; Scaling PLG to Enterprise at Google & Slack | E1026 · 20VC with Harry Stebbings
What-if
Maggie Hott: Career trajectory depended on taking Slack leadership role while pregnant
“I can very confidently say my career would not be where it is today if I hadn't gone for this job, and if I hadn't gotten that job”
Maggie Hott May 10, 2023 ▶ 35:29 20Sales: How to Scale a Career While Scaling a Family; Work-Life Balance; Parental Leave | E1012 · 20VC with Harry Stebbings
Disclosure
Whatnot Runs Company-Wide Slack Dogfooding Before Releasing New Features
“We're really heavy dog food and culture. Once a feature is ready, We just spin up a slack dog fooding channel, and the whole company goes at it, and everyone sends the feedback, and the engineers stack rank it, and figure out what they want to fix, and what th…”
Grant LaFontaine Mar 23, 2022 ▶ 8:53 20VC: Startups Fail Because They Do Not Take Enough Risk, Why A/B Testing is Inefficient and Slows You Down, Why It is Impossible To Hire Good PMs so Stop Trying & 3 Key Signals The Best Engineers Present with Grant LaFontaine, Founder & CEO @ Whatnot
Disclosure
Herzberg got hired at Slack by pitching an unadvertised role
“I wanted to help build slack, so I pitched a role that didn't exist, and I eliminated all the competition from my interview process. And got the role.”
Dannie Herzberg Feb 2, 2022 ▶ 41:09 20 Sales: How To Build Sales Teams with a Product-Led-Growth GTM, What is a Sales Hiring Scorecard and How To Construct Yours & How To Structure the Onboarding Process for all New Sales Hires with Dannie Herzberg, Partner @ Sequoia Capital
Disclosure
Hopin uses automated Slack API triggers for remote employee onboarding
“Hopin operates in a way for recruitment. We operate it with, like, almost like a set of APIs that pin off when someone joins. It's like, okay, the line manager. It becomes super clear who it is because they get connected via Slack, and we do a few other things…”
Johnny Boufarhat Dec 10, 2020 ▶ 6:38 20VC: Hopin, The Breakout Startup of 2020 on Scaling from 10 to 230 People and $174M in Funding in just 13 Months, The 3 Phases of Startup Scaling, How To Lead Remote Teams Effectively, The Future of Events Post-COVID and more
Disclosure
Slack prepared public company readiness 3 to 4 years before listing
“We started three years or so before, maybe four years before we went public, for what we called public company readiness. In fact, PCR was like an acronym inside the company to refer to that”
Stewart Butterfield Nov 16, 2020 ▶ 34:10 20VC: Slack Founder Stewart Butterfield on Leadership Styles, Decision-Making, The 3 Levels of Wealth, IPOs vs Direct Listings & Why Effective Entrepreneurship is Like Parkour
Assertion Supported
Slack Has 700,000 Actively Used Custom Integrations
“There's 700,000 custom integrations that are actively used on Slack today. So 700,000 integrations that customers have set up.”
Stewart Butterfield Nov 16, 2020 ▶ 40:53 20VC: Slack Founder Stewart Butterfield on Leadership Styles, Decision-Making, The 3 Levels of Wealth, IPOs vs Direct Listings & Why Effective Entrepreneurship is Like Parkour
Disclosure
Tiny Speck had $5M–$6M remaining when pivoting to Slack
“We had five or six million dollars left when we decided to shut it down and work on Slack”
Stewart Butterfield Nov 16, 2020 ▶ 7:20 20VC: Slack Founder Stewart Butterfield on Leadership Styles, Decision-Making, The 3 Levels of Wealth, IPOs vs Direct Listings & Why Effective Entrepreneurship is Like Parkour
Disclosure
Gusto streams every customer NPS comment into an open company-wide Slack channel
“The other thing is about comments, and you know, we have like a Slack channel in Gusto, it's open to everyone, where literally every single NPS comment has been read by many, many people in our Gusto team, and especially The product and design teams.”
Tomer London Feb 28, 2020 ▶ 20:13 20VC: Gusto Co-Founder, Tomer London on Why Most Founders Approach Fundraising With The Wrong Mindset Today, How To Construct A Values/Motivation Alignment Test To Determine The Right Investors For You & Why Delight Is So Crucial To The Success of Any Con
Disclosure
Franceschetti: Eight Sleep co-founders separate work and personal life on Slack and WhatsApp
“We have two different channels, so one is Slack for work, and one is WhatsApp for private communication, so our life, and we never mix them”
Matteo Franceschetti Sep 12, 2026 ▶ 46:07 Labour, Engineering, Social Media, GrokBots, Cybercabs: 7 Predictions for How AI Changes the World
Assertion Not checkable as stated
Early Slack Account Managers handled AE, SE, and CSM duties combined
“And it was in the job that I realized that the account manager role was an account executive, a solutions engineer, and a customer success manager, all in one, helping our customers.”
Kim Graves Jun 27, 2025 ▶ 5:49 20Sales: How to Layer Enterprise Sales on PLG | How to Sell AI Tools To Enterprises That Are Scared | Should Reps Own Their Own Pipeline | Mistakes All Founders Make When Moving From Founder-Led to Rep-Led Sales with Kim Graves
Assertion Not publicly verifiable
AJ Tennant: Slack required all AE candidates to complete a writing exercise
“At Slack, anyone that was coming in as an AE had to do a writing exercise, and it wasn't a take home, like I think you just had to write something.”
AJ Tennant Oct 23, 2024 ▶ 47:27 AJ Tennant: How to Build a Sales Machine and Where Most Go Wrong | E2118 · 20VC with Harry Stebbings
Assertion Not checkable as stated
AJ Tennant: Stewart Butterfield and Arvind Jain personally drove early sales
“At Slack, Stuart was very involved on figuring out how to get those first customers and making them successful. Arvin, the same thing at Glean”
AJ Tennant Oct 23, 2024 ▶ 6:35 AJ Tennant: How to Build a Sales Machine and Where Most Go Wrong | E2118 · 20VC with Harry Stebbings
Assertion Not checkable as stated
Maggie Hott: Established pregnancy support employee channels at Slack and Webflow
“So something that we had at Slack that I then brought over to Webflow and created was a pregnancy support channel.”
Maggie Hott May 10, 2023 ▶ 1:03:42 20Sales: How to Scale a Career While Scaling a Family; Work-Life Balance; Parental Leave | E1012 · 20VC with Harry Stebbings
Assertion Partly supported
Slack grew revenue from $100M to $1B during Herzberg's tenure
“Danny is a partner at Sequoia Capital, and prior to entering the world of venture, Danny spent four years at Slack, As their head of enterprise sales at Slack, Danny built and scaled the self-serve, mid-market, and enterprise sales orgs across the Americas, as…”
Harry Stebbings Feb 2, 2022 ▶ 0:25 20 Sales: How To Build Sales Teams with a Product-Led-Growth GTM, What is a Sales Hiring Scorecard and How To Construct Yours & How To Structure the Onboarding Process for all New Sales Hires with Dannie Herzberg, Partner @ Sequoia Capital
Assertion Partly supported
Linda Lian: AWS launched its developer community programs around 2017
“This was around 2017 when we really started building all of the developer community engagement programs that AWS still has today, including our developer Slack, our Reddit engagement, our Stack Overflow engagement, open sourcing product roadmaps on GitHub.”
Linda Lian Apr 1, 2021 ▶ 5:50 20VC: How To Deliver Feedback with Compassion and Clarity, WTF Are Values Really and How To Instill Them & Raising $50M+ From Index and Greylock but Remaining in Stealth for 12 Months with Linda Lian, Co-Founder & CEO @ CommonRoom
Assertion Supported
Slack Raised Over $1.3 Billion Prior to Its Direct Listing
“Prior to their direct listing in June, 2019, Stewart raised over 1.3 billion dollars from the likes of Excel, Thrive, SoftBank, Kleiner, IVP, T-Road, GV, and Andreessen, to name a few incredible investors.”
Harry Stebbings Nov 16, 2020 ▶ 0:25 20VC: Slack Founder Stewart Butterfield on Leadership Styles, Decision-Making, The 3 Levels of Wealth, IPOs vs Direct Listings & Why Effective Entrepreneurship is Like Parkour
Assertion Supported
Butterfield: Slack Emerged from Failed Gaming Startup TinySpec
“Most of that original Flickr team got back together to start another company called TinySpec to build a web-based massively multiplayer game that didn't work, and then we ended up with Slack.”
Stewart Butterfield Nov 16, 2020 ▶ 3:44 20VC: Slack Founder Stewart Butterfield on Leadership Styles, Decision-Making, The 3 Levels of Wealth, IPOs vs Direct Listings & Why Effective Entrepreneurship is Like Parkour
Disclosure
Slack and Voxer are Foundry Group's top tools after email
“Slack and Voxer, for example, probably the two most used pieces of technology inside of Foundry after email.”
Seth Levine Aug 26, 2015 ▶ 14:47 20 VC 066: FOUNDRY GROUP WEEK 1: Seth Levine: 'VC Is Not A Scalable Business'
Made with StarZero

Turn any episode into a week of clips.

This entire site, over 1,200 episodes transcribed, diarized, checked and made playable, runs on the StarZero media pipeline. Drop in your own episode and the podcast clipper finds the moments worth sharing, cuts them, captions them, and reframes them for every feed.