Startups Making $50k+/mo

247.ai, founded by PV Cannon in 2000, is an AI-powered customer service automation platform serving over 150 enterprise customers with $300M+ in ARR. The company raised only $20M from Sequoia (2003) and bootstrap, achieving 10% net profit margins while maintaining a 12-month CAC payback period and 100% net revenue retention. Despite a security breach setback around 2018, 247.ai has recovered and recently achieved 20% new revenue booking growth in their best quarter.

iCIMS is a bootstrapped SaaS provider founded in 1999 that dominates the talent acquisition software market as the #2 player, serving 3,500 enterprise customers with an average monthly spend of $4,000. The company exited 2017 with $160M ARR and is targeting 25%+ annual growth while maintaining profitability, recently acquiring Text Recruit to expand into candidate messaging and recruitment advertising.

Zoom is a freemium SaaS video conferencing platform founded by Eric Yuan in July 2011 after he left Cisco to build a next-generation collaboration solution. The company has grown to 850,000+ paying customers across individual, SMB, and enterprise segments, generating over $12M in monthly recurring revenue with approximately 100% year-over-year growth. Rather than focusing on customer stickiness or aggressive growth targets, Zoom emphasizes customer happiness and organic word-of-mouth acquisition, which has proven highly effective in driving viral adoption.

Madwire is a comprehensive SaaS platform for small businesses (1-100 employees) that combines CRM, payments, invoicing, billing, e-commerce, and multi-channel marketing tools in a single platform. Founded in 2009, the company has grown to $120M ARR serving 20,000 customers with an average revenue per user of $500/month, while maintaining strong unit economics ($3,000-$4,000 CAC with 3-month payback) and recently turning profitable with a focus on reaching 15-20% EBITDA margins. The company is exploring an IPO within 12-18 months without having raised substantial capital beyond an initial $7.5M.

Plunge is a hardware company that manufactures and sells at-home cold plunge devices. Founded in 2020 by Ryan Duey and Michael after their brick-and-mortar float therapy and sauna businesses were impacted by COVID, the company grew from $270k in first-year revenue to $120M+ ARR in four years. Their success is driven by influencer gifting, organic word-of-mouth, and highly efficient paid advertising (7-10x ROAS on Facebook and Google).

SwiftPage is a CRM and marketing automation platform founded in 2001 that targets small businesses. Under CEO John Oshel's leadership since 2012, the company scaled from 60,000 customers with $26.2M revenue in 2015 to 84,000 customers today with an estimated ARR of $36M+, maintaining 1.5% monthly logo churn and a 6-7 month payback period with a sub-$500 CAC.

G2 is a leading business software review website and marketplace founded in 2012 by Godard Abel. The company has scaled to over 500 employees and raised $257 million in capital, achieving unicorn status at a $1.1 billion valuation. G2 generates over $5 million in MRR today and targets $100 million in ARR next year through its core G2 Marketing Solutions for vendors, plus complementary products like G2 Track (SaaS spend management) and G2 Deals (marketplace procurement).

Brandwatch is an enterprise SaaS social intelligence platform founded in August 2007 by Giles Palmer that crawls 80 million websites and aggregates social media feeds to provide brands with real-time insights about conversations mentioning them and competitors. Operating profitably at scale with 1,500 enterprise customers paying an average ACV of $30,000, the company generated over $60M ARR in 2017 and grew approximately 30% year-over-year while maintaining a disciplined approach to capital deployment.

Braze (formerly Appboy) is a customer engagement platform founded in 2011 that helps large consumer-scale companies orchestrate personalized messaging across multiple channels. With 600 enterprise customers paying $100k+ ACVs, the company has grown to ~$60M ARR (5M/month) with a net revenue retention of ~140%, demonstrating strong expansion revenue from existing customers. Having raised $170M total and grown to 300 employees, Braze is positioned to reach $100M+ ARR within the next year.

Jellyvision evolved from a 1990s gaming company making virtual game show hosts on CD-ROMs into a B2B enterprise SaaS platform called Alex. Since relaunching in 2002, they've built a subscription business helping large employers navigate employee benefits decisions, now serving 1,400 customers representing 18 million employees with a $60M+ ARR, over 100% net revenue retention, and a 51% five-year CAGR—all while remaining largely bootstrapped and cash-flow positive since 2009.

Calibra is an enterprise software company founded in 2008 by Felix Van de Mal that specializes in data governance and data cataloging, helping large companies understand, find, and trust their data. With ~300 customers paying an average of $16,500/month, the company is approaching $60M ARR with exceptional 130% net revenue retention and only 4% annual churn, backed by $133M in total funding including a recent $58M Series D.

GetResponse is a bootstrapped SaaS platform founded by Simon Grubowski in 1998 with just $200, starting from his parents' attic. The company grew to serve nearly a million users with approximately 100,000 paying customers generating around $5 million in monthly recurring revenue by expanding from email marketing into marketing automation, landing pages, webinars, and CRM tools. Today, with 300 employees across offices in Poland, Boston, Canada, Russia, and Malaysia, GetResponse has achieved 20% year-over-year growth while reducing monthly logo churn to 6% through product improvements and simplified cancellation processes.

JotForm is a bootstrapped SaaS form builder launched in 2006 that has grown to over 3 million users across 192 countries without taking any venture capital. With 75 employees and organic growth driving over 4.5M MRR, the company has achieved healthy unit economics through SEO-driven acquisition and freemium conversion, maintaining sub-5% monthly churn and 900-day payback periods.

Active Campaign started in 2003 as an on-premise email marketing solution built by Jason Vanderboom to fund his fine arts degree. After 10 years and 8 employees generating a couple million in revenue, he transitioned to a SaaS model starting at $9/month. The company now has over 60,000 customers generating over $50 million annually and employs 330 people, growing primarily through organic adoption, partnerships, and focus on the SMB market despite pressure to move upmarket.

Ahrefs is a bootstrapped SaaS company providing SEO and backlink analysis tools, currently generating over $40M ARR with 45 employees. After joining in 2015, Tim Solo transformed the blog from 15,000 to 250,000+ monthly Google visitors by shifting from publishing what they wanted to write about to targeting keywords people actually search for, creating high-quality content with direct product integration, and continuously updating articles to accumulate backlinks. The company breaks conventional marketing wisdom by not using customer personas, growth hacks, or detailed analytics—instead focusing entirely on product quality and audience education through blog content.

Movable Inc, founded in 2010 by Vivek Sharma, is a cloud-based SaaS platform that helps enterprise brands generate intelligent visual content for email marketing powered by real-time customer data. The company has grown to 500 customers (including Starbucks, Nike, Hilton, Gap, and American Express) with $40M ARR, 50-100% YoY growth, and 110% net revenue retention—all while raising just $14M in capital over 13+ years. Their efficient go-to-market strategy, CPM-based pricing on email opens, and under-12-month payback period have enabled disciplined, capital-efficient scaling across 250 employees globally.

Host Analytics is a SaaS company providing enterprise performance management software for corporate finance departments. Founded in 2001 as a consulting firm and bootstrapped for seven years before raising VC funding, the company has grown to serving 700 customers with a $40-50M ARR run rate and has raised $85M in total capital. CEO Dave Kellogg, who joined in 2014 when ARR was ~$10M, has grown the company 4X through a focus on nurture marketing, unconventional tactics like EBITDA stickers, and long-term customer relationship building in a market where only 5% adoption of cloud solutions exists.

NutriSense is a direct-to-consumer metabolic health platform that pairs continuous glucose monitoring devices with proprietary software analytics and dietitian coaching. Launched in September 2019 with pre-sales in keto and Oura Ring Facebook groups, the company grew from under $1M MRR a year ago to $3.3M MRR today (3x growth), with 15,000-16,000 active paying customers and 170 employees. The business has raised $32M in funding across multiple rounds since a $250K seed in early 2020.

Velocity is a marketing intelligence SaaS platform founded in 2010 by David Dunne that helps agencies, brands, and analysts make data-driven marketing decisions. The company has raised $15 million to date, serves under 500 customers with an average ARPU of $6,000, and maintains over 90% annual retention. They're now pivoting toward AI-powered insights to accelerate how analysts derive actionable intelligence from their data.

Solides is the leading HR tech platform for small and medium companies in Brazil, providing talent management software for hiring, development, and retention. Founded in 2010 but pivoted to a subscription model in 2015, the company achieved $31.2M ARR as of March 2023 (100% growth YoY) with 20,000 paying customers managing close to 2 million employees. Alessandro Garcia raised a $100M Series B at an $800M valuation in 2022 and is targeting a $60M run rate by end of 2023, with plans to IPO once reaching $200M in revenue.