Best Mobiles & Accessories Companies in California, United States
The 112 best Mobiles & Accessories companies in California, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Beats Electronics.
Ranked: Best Mobiles & Accessories companies in California
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 66 Audio Manufacturer of headphones | — | — | — | 2012 | Kristian Kay Founder & CEO | ShopifyPHPZURB Foundation+17 | 45 patents Advanced loudspeaker enclosure and magnetic grill mounting technologies for acoustic performance | — |
| 2 | A-Champs Developer of start fitness and sports workout devices | — | — | 18 | 2008 | Kilian Saekel Founder | Cart FunctionalityShopifySentry+32 | — | 1 launch |
| 3 | Acouva Brand of wireless earbuds | — | — | — | 2018 | Victor Valenzuela Founder & CTO | — | 12 patents Patents concentrated in electrical & electronics | — |
| 4 | Anker Brand of USB cables, power banks, chargers, and power stations | — | — | 21 | 2009 | Steven Yang Founder & CEO | Amazon WebstoreCart FunctionalityShopify+45 | — | — |
| 5 | Appear Manufacturer of battery and electronics products | — | — | 25 | 2019 | — | — | 5 patents Wireless power transfer and heating technologies for buoyant electronic devices | — |
| 6 | Arkon Resources Brand of mobile mounts | — | — | — | 1988 | Paul Brassard Co-Founder & CEO | Cart FunctionalityShopifyBold Custom Pricing+25 | 31 patents Secure mounting brackets and clamps for electronic devices in vehicles. | — |
| 7 | Arubixs Developer of mobile devices featuring durable, ergonomic, and flexible designs | — | — | — | 2014 | — | — | 2 patents Flexible photovoltaic display technology and flexible solid-state battery integration. | — |
| 8 | AudioQuest AudioQuest: High-performance audio/video cables, DACs, and power solutions provider | — | — | 112 | 1980 | — | Cart FunctionalityShopifyZoho+19 | — | 1 job opening |
Top 12 Mobiles & Accessories companies in California
#1
Public · San Mateo, California · founded 1999 · 36 employees$106.1Mraised▾
Sonim Technologies 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. It provides rugged, water-submersible mobile phones designed specifically for workers in demanding and hazardous environments. Has partnered with application developers to provide a suite of high-performance workforce-critical applications such as push-to-talk, lone worker/man-down safety services, mobile resource management and time and activity verification. Sonim phones are backed by a three-year comprehensive warranty, covering manufacturing defects and accidental damage. Sonim also pioneers in intrinsically safe phones, devices certified to operate in potentially explosive atmospheres.
- Jul 2022Post IPO$12.5M
- Jan 2019Series F$11.1M
- Nov 2018Series F$8.4M
- Dec 2017Conventional Debt$10M
#2
Acquired · Palo Alto, California · founded 2015 · 120 employees$345Mraised▾
Manufacturer of smartphones and accessories
- Oct 2017Series B$300M
- 2016Series B$30M
- Series A$15M
#3
Acquired · Santa Monica, California · founded 2008 · 750 employees$560Mraised▾
Brand of speaker and headphones
#4
Acquired · San Jose, California · founded 1996 · 325 employees$115Mraised▾
Manufacturer of memory and connectivity products focused on gaming, professional photography and personal data market. The company's products include flash memory cards, USB flash drives, card readers, SD cards and memory sticks.
#5
Acquired · San Francisco, California · founded 2012 · 26 employees$18Mraised▾
Brand of mobile phones
- Sep 2015Series A—
- Dec 2013Series A$18M
#6
Funding Raised · Irvine, California · founded 2006 · 16 employees$8Mraised▾
Manufacturer and brand of mobile accessories & digital frames
- Mar 2018Conventional Debt$8M
#7
Series A · Irvine, California · founded 1999 · 623 employees$6.6Mraised▾
Brand of multi category protective acessories
#8
Seed · Los Angeles, California · founded 2019 · 52 employees$2.3Mraised▾
Provider of platform for event lead capture and digital business cards. It offers tools for universal badge scanning, list enrichment, and CRM integrations. The platform helps teams standardize branding, qualify leads, and measure event return on investment. It also provides digital business cards for modern contact exchange.
- 2021Seed$125K
- Apr 2021Seed$2.2M
#9
Seed · Ventura, California · founded 2007 · 4 employees$1.2Mraised▾
Sustainable energy solutions provider specializing in smart solar phone cases. They offer innovative, efficient, and reliable power solutions for smartphones. The company focuses on designing and manufacturing smart solar smartphone cases that provide convenient and efficient backup power. Their products feature high-efficiency solar cells, quick solar top-up capabilities, and lightweight designs. They aim to provide peace of mind with premium phone power and protection, enabling users to recharge anywhere with good sunlight. The company emphasizes seamless wireless power collection and transfer, offering battery backup and unlimited sun charging. They are committed to helping users save with solar power and contribute to a healthier planet. The company also provides a smart app for monitoring power status and alerts. They are experts in solar phone case technology, with a team experienced in designing, engineering, and marketing innovative technologies.
- Jun 2012Seed$109K
- Jan 2007Conventional Debt—
- Jan 2007Seed$1.1M
#10
Seed · San Diego, California · founded 2001 · 11 employees$1Mraised▾
Developer of underwater musical accessories intended to be used during marine activities. The company's products include waterproof, in-ear sport headphones, waterproof armbands and carry cases, and deep-dive waterproof carrying cases and speakers for MP3 players and phones, thereby providing swimmers and watersports enthusiasts with an enriching sound experience.
#11
Seed · San Francisco, California · founded 2010 · 42 employees$200Kraised▾
Manufacturer of bags, mobile accessories, camera gear, and luggage. The company provides various bags, including backpacks and camera bags, alongside mobile accessories like phone mounts and Qi2 phone chargers. It also offers camera gear such as straps and tripods, as well as luggage and packing cubes. The company provides support services, including order tracking, returns, shipping information, and a warranty.
- Oct 2020Seed$200K
- Feb 2018Grant (prize money)$201.5K
- Jan 2018Grant (prize money)$170.4K
#12
Seed · San Francisco, California · founded 2017$150Kraised▾
Provider of a crowdsourced mobile network intended to offer an Android smartphone with a free data plan and without the need for a carrier. The company's network offers multi-hop routing which assists to get connected to the devices that are further away, enabling customers to communicate, express themselves, and share ideas.
- Mar 2019Seed$150K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Mobiles & Accessories coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.