Altair Semiconductor
AcquiredAltair Semiconductor is a developer tools company in Hod HaSharon, Israel, founded in 2005. It has raised $149.0M across 7 rounds, most recently a $50.0M Venture Round in April 2026.
Altair | LTE for cellular IoT chipsets: LPWA, M2M
- Headquarters
- Hod HaSharon
- Employees
- 51–200
- Founded
- 2005
- Business Model
- B2B
- Website
- altairsemi.com
- Total Funding
- $149.0M
- Last Round
- $50.0M Venture RoundApr 2026
- Rounds
- 7
- Acquired by
- SonyJan 2016 · $212.0M
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 7 funding rounds and 6 investors for this company. The full record is or through the API.
About
Altair Semiconductor is an Israeli fabless chipmaker specializing in cellular IoT connectivity, developing LTE Cat-M, NB-IoT, and LPWA modems for M2M and IoT applications. Founded in 2005, the company was acquired by Sony in 2016 and continues to operate as a Sony subsidiary developing next-generation AI-enabled IoT chipsets from its Hod HaSharon headquarters.
Summary
It lists 51–200 employees. It has raised $149.0M in total across 7 rounds, most recently a $50.0M Venture Round in Apr 2026. Investors include Jerusalem Venture Partners, Bessemer Venture Partners and BRM Capital.
Tech & App Stack
6 technologies & apps tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding & Exit History
Apr 2026
Sign up to see all 8 events
Funding: Seed through Venture Round. Amounts, valuations, and investors where available.
Investors
Similar Companies
Provides AI inference hardware and cloud platform for enterprises, using RDUs and SambaCloud to r...
Cerebras provides wafer-scale AI infrastructure that lets enterprises train, fine-tune, and serve...
Shanghai-based fabless semiconductor developer of GPUs and AI accelerators for data centers and A...
Designs and licenses RISC‑V processor core IP and platforms to semiconductor and systems companie...
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/altair-semiconductor"><img src="https://indexed.vc/api/badge/company/altair-semiconductor" alt="Altair Semiconductor on Indexed.vc" width="260" height="76" /></a>