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SiRF Technology
Semiconductors · San Jose, United States · Founded 1995
Manufactures a range of patented GPS chipsets and software for consumer navigation devices and system MoreLess
SiRF Technology, established in 1995, carved a significant niche in the semiconductor industry by pioneering the integration of Global Positioning System (GPS) technology into consumer applications. The company was founded in San Jose, California, by Kanwar Chadha, Sanjai Kohli, and Dado Banatao with the vision of making GPS accessible to the mass market, which was then primarily focused on professional and military use. Kanwar Chadha, an alumnus of IIT Delhi and the Wharton School, brought a potent combination of technical engineering and business strategy to the venture, having previously worked at Intel and founded other tech startups. This background was instrumental in steering the company towards developing affordable, low-power GPS solutions.
The company's business model revolved around the design and sale of patented GPS chipsets and accompanying software to manufacturers of consumer electronics. SiRF supplied its technology to major brands like TomTom, Garmin, Palm, Sony, and Motorola, enabling location awareness in a wide array of devices including car navigation systems, mobile phones, and handheld computers. Revenue was generated through the sale of these semiconductor products and licensing of its intellectual property. A key growth driver was the E911 mandate from the U.S. Federal Communications Commission, which required mobile phone carriers to be able to locate 911 callers, creating a substantial and dependable market for GPS chip integration.
SiRF's product portfolio was centered on its SiRFstar family of chipsets. The SiRFstarIII, launched in 2004, was a particularly impactful product, featuring a 20-channel receiver with high sensitivity (-159 dBm) that could track all visible GPS satellites simultaneously, even in low signal environments. This chip significantly reduced the time-to-first-fix (TTFF) and lowered power consumption, making it ideal for battery-operated handheld devices. The company continuously evolved its offerings, developing system-on-chip (SoC) solutions that integrated GPS with other functionalities like Bluetooth to reduce cost, size, and power needs for device manufacturers. The firm went public with an IPO in April 2004, raising up to $84 million. After years of operation and several strategic acquisitions of its own, SiRF Technology was acquired by the British firm CSR plc in a stock deal completed in June 2009. This move combined SiRF's GPS expertise with CSR's strength in Bluetooth and Wi-Fi, aiming to create a powerhouse for integrated connectivity and location platforms. CSR was subsequently acquired by Qualcomm in 2015.
Keywords: GPS chipsets, SiRFstar, location awareness technology, consumer GPS, semiconductor design, mobile navigation, asset tracking, telematics, fleet management, location-based services, GPS software, system-on-chip, SoC, CSR plc, Qualcomm, Kanwar Chadha, Dado Banatao, Sanjai Kohli, personal navigation devices, automotive navigation, wireless connectivity, GPS modules
Company overview
SiRF Technology company information
The essential company record, classifications and operating signals in one place.
- Status
- Acquired
- Founded
- 1995
- Headquarters
- San Jose, United States
- Employees
- 133
- Open positions
- None listed
- Dealroom signal
- 64.3
- Investment activity
- 1 companies · latest Mar 2003
- Capital deployed
- —
- Preferred round
- ACQUISITION
Valuation & funding
SiRF Technology funding history
Company financing events and reported valuations.
Financials
Workforce over time
Available workforce history. Financial fields without reported data are omitted.
| Year | Employees |
|---|---|
| 2026 | 133 |
| 2025 | 138 |
| 2024 | 144 |
| 2023 | 144 |
| 2022 | 144 |
| 2021 | 147 |
| 2020 | 142 |
Growth signals
SiRF Technology website traffic
Latest recorded traffic for SiRF Technology is 150 monthly website visits, down 34.8% over the last three months. SiRF Technology's team declined 3.6% over the past year.
Comparisons
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Capital deployed
SiRF Technology investments and acquisitions
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SiRF Technology's talent
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In the news
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