Sonim Technologies

Sonim Technologies designs, develops, and manufactures water-submersible mobile phones for workers in hazardous environments worldwide. It specializes in workforce-critical communication tools for vertical industries, including construction, security guarding, oil, gas and chemical operations, utilities, transportation and logistics, forestry, agriculture, and defense, as well as mining, public safety, and heavy manufacturing. The Company offers GSM and 3G phones. Its workforce-critical applications include push-to-talk, lone worker/man-down safety services, mobile resource management, and time and activity verification.

Company Growth (employees)
San Mateo, US
Size (employees)
389 (est)+2%
Sonim Technologies was founded in 1999 and is headquartered in San Mateo, US

Key People/Management at Sonim Technologies

Bob Plaschke

Bob Plaschke

CEO and President
Richard Long

Richard Long

Mathias Schilling

Mathias Schilling

Thomas Hornung

Thomas Hornung

Chief Technology Officer
Peter Lui

Peter Lui

VP of Operations

Sonim Technologies Office Locations

Sonim Technologies has an office in San Mateo
San Mateo, US (HQ)
1875 S. Grant Street

Sonim Technologies Financials and Metrics

Summary Metrics

Founding Date


Total Funding

$82.6 m

Latest funding size

$37 m

Time since last funding

8 days


Sonim Technologies's latest funding round in December 2017 was reported to be $37 m. In total, Sonim Technologies has raised $82.6 m

Sonim Technologies's Web-traffic and Trends

Sonim Technologies Online and Social Media Presence

Sonim Technologies News and Updates

Smart phones maker Sonim Technologies fetches $37 mln

Sonim Technologies, a maker of smart phones, has raised $37 million in funding. The investor was Riley Financial Inc.

Sonim Technologies Company Life and Culture

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