
- Headquarters
- Boston
- Employees
- 51–200
- Founded
- 2018
- Business Model
- B2B
- Website
- blues.com
- Total Funding
- $98.0M
- Last Round
- $8.0M Extension RoundJul 2025
- Rounds
- 5
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
About
Blues builds secure, scalable IoT connectivity hardware and software for product makers worldwide. Its flagship products — Notecard and Notehub — remove the complexity of adding cellular, WiFi, LoRa, and satellite connectivity to any physical device, enabling developers to cloud-connect products with just a few lines of code. Blues serves over 900 companies across industries including transportation, energy, agriculture, healthcare, and smart cities, helping them transform physical products into intelligent, data-driven services. The company was founded in 2018 by Ray Ozzie, co-creator of Lotus Notes and former Chief Software Architect of Microsoft, and is backed by Sequoia Capital.
Summary
Blues is a Hardware company based in Boston, United States, founded in 2018. It has raised $98.0M in total across 5 rounds, most recently a $8.0M Extension Round in Jul 2025. Investors include Sequoia Capital, Xyz Venture Capital and Positive Sum.
Tech & App Stack
12 technologies & apps tracked
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Funding History
Jul 2025
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Funding: Seed through Extension Round. Amounts, valuations, and investors where available.
Investors
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