Calendly Due Diligence

Run due diligence on Calendly: check compliance and get alerts when suppliers or ownership change.

United States · owned by Independent (United States) · calendly.com · 22 vendors

Calendly is a scheduling automation platform that simplifies the process of booking meetings and appointments for individuals, small businesses, and enterprise companies. Founded by Tope Awotona in 2013, it serves over 20 million users across more than 230 countries and integrates with a wide range of calendars, CRMs, video conferencing tools, and other business software. The platform helps teams accelerate revenue, improve client relationships, and streamline workflows by eliminating the back-and-forth of scheduling.

Resilience scores

Technology vendors

Services catalogue

5 services in catalogue across 3 categories; runs on 22 sub-vendors.

Insights

Last updated 2026-10-23 · revision 7

22 direct vendors, 245 subvendors

Direct vendors by controlling owner country (sample)

Subvendors by controlling owner country (sample)

Compliance

6 in-scope frameworks identified; showing 3.

ISO 27001 (source) — Evidence found

Evidence: https://calendly.com/security

GDPR (source) — Evidence found

Evidence: https://calendly.com/security, https://calendly.com/legal

SOC 2 (source) — Evidence found

Evidence: https://calendly.com/security

Financials

Three-year financials

Financial Resilience Score: 7/10

Calendly demonstrates solid financial resilience as a well-capitalized, product-led SaaS company. It raised US$350M in Series B funding in January 2021 at a ~US$3B post-money valuation from OpenView and Iconiq Growth, and the founder has publicly stated the company was bootstrapped to profitability before taking outside capital. The freemium funnel drives low customer acquisition costs, with 20M+ users and 100K+ paying organizations, including 86% of the Fortune 500. Enterprise momentum is strong, with +61% YoY enterprise growth and +400% YoY growth in customers spending over $50K in 2023. However, the company faces meaningful structural risks. Microsoft (Bookings/FindTime) and Google (Appointment Schedules) bundle native scheduling free into their productivity suites, threatening Calendly's single-product positioning. The company's 2024-2025 expansion into Notetaker, Routing, Contacts, and Payments aims to broaden the platform, but execution risk is high. Layoffs of approximately 17% (~70 people) in February 2023 indicate cost pressure, and the US$3B valuation set at the SaaS peak creates a potential valuation overhang. Lack of audited disclosures limits visibility, but overall indicators suggest a financially sound private SaaS business.

Key strengths: US$350M Series B raised in January 2021 at ~US$3B post-money valuation, Reportedly profitable / cash-flow positive since prior to outside investment, Strong product-led growth with 20M+ users and 100K+ paying organizations, 86% of Fortune 500 are customers, Enterprise revenue +61% YoY; >$50K customers +400% YoY in 2023, High SaaS gross margins (industry comparable 75-85%), Diversified customer base across 230+ countries

Risk factors: Competitive pressure from Microsoft and Google bundling free scheduling tools, Single-product concentration in meeting scheduling, Post-2021 valuation overhang at peak SaaS multiples (~US$3B), Workforce reduction of ~17% in February 2023 indicates cost pressure, Lack of audited financial disclosures limits transparency, Execution risk on platform expansion (Notetaker, Routing, Payments)

Revenue by geography

Revenue by product/service

Workforce by country

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