Daily masterclass in B2B SaaS from Jason Lemkin. Covers scaling, fundraising, sales, and everything SaaS founders need to know.
About SaaStr
SaaStr is the most comprehensive resource for B2B SaaS founders. Jason Lemkin shares hard-won lessons from building and selling a SaaS company, plus insights from investing in over 100 others. The daily newsletter covers everything from hiring your first VP of Sales to scaling past $100M ARR. It's practical, tactical, and refreshingly honest about the challenges of building a software business.
What Makes This Newsletter Unique
Jason writes from experience as both a successful founder (EchoSign sold for $400M) and an active investor. He doesn't just share theory—he shares the specific tactics that worked across hundreds of SaaS companies.
Who Should Subscribe?
This newsletter is essential for: - B2B SaaS founders at any stage - Sales leaders in software companies - Investors focused on SaaS - Anyone transitioning into B2B software
Content Format
Short, punchy daily posts (500-1000 words) covering specific tactical topics. Longer deep-dives on weekends. Regular podcast episodes with SaaS leaders.
Recent Newsletter Issues
Two IPOs, Six Weeks Apart, Opposite Outcomes: 5 Lessons from Wealthfront’s Slide and EquipmentShare’s Pop
The IPO window is open again — kind of. IPOs are back, but even Figma is down from its IPO price. And two very different companies just walked through it with two very different outcomes. Wealthfront
Dear SaaStr: How Can You Ensure a Smooth Transition When A New Team Member Takes Over a Customer Account?
Dear SaaStr: How Can You Ensure a Smooth Transition When A New Team Member Takes Over a Customer Account? Add value in the first interaction. This is so rare. There’s nothing more frustrating than get
AI Gross Margins Are Up, R&D Spend Is Way Up, AI Pricing is a Mess: 5 Key Takeaways from ICONIQ’s State of AI Report
ICONIQ Capital just released their January 2026 “State of AI: Bi-Annual Snapshot” report, surveying approximately 300 executives at software companies building AI products. The respondents include CEO
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Our Take: Pros & Cons
Pros
- Written by a successful founder and active investor
- Completely free with no paywall
- Daily content keeps you consistently learning
- Extremely tactical and actionable
- Large community with annual conference
Cons
- Daily frequency can be overwhelming
- Focused specifically on B2B SaaS context
- Some content repeats core themes
- Less relevant for consumer or B2C companies
Frequently Asked Questions
Is SaaStr free?
Yes, SaaStr is completely free. All content, archives, and resources are available without any subscription.
How often does SaaStr publish?
Daily, with occasional longer posts on weekends and regular podcast episodes.
What is the SaaStr conference?
SaaStr Annual is the largest B2B SaaS conference, attracting 15,000+ attendees with speakers from the world's top SaaS companies.
About the Author: Jason Lemkin
Jason Lemkin
Jason Lemkin is one of the most influential voices in B2B SaaS. He was co-founder and CEO of EchoSign (acquired by Adobe for $400M) and has invested in over 100 SaaS companies as a venture capitalist. Through SaaStr, he's built the largest community for B2B SaaS founders, with an annual conference that attracts 15,000+ attendees.
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