# TDG Audio - The DaVinci Group, Inc

> TDG Audio, part of Riverside, California's The DaVinci Group, builds high-performance architectural speakers, amplifiers and outdoor audio that disappear into walls, ceilings and landscapes. Founded in 2012 by SpeakerCraft veterans Jeff Francisco and Alex Chiou, the eight-person, employee-and-dealer-owned company invented the in-ceiling soundbar and sells exclusively through custom integrators.

- **Founded:** 2012
- **Headquarters:** Riverside, California, United States
- **Founders:** Jeff Francisco (CEO & President, Co-founder), Alex Chiou (CTO & Co-founder)
- **Team size:** 8 employees
- **Products:** Skybar Architectural Soundbar, NFC Series In-Ceiling Speakers, RADIATE Outdoor Speaker Series, VAIL Cast Universal Streaming Amplifier, VITRU4 Amplifier
- **Notable:** Invented the in-ceiling soundbar (Skybar) at CEDIA 2017 - a new product category, Designed the world's first ceiling speaker with a dual voice coil tweeter, Co-founder Jeff Francisco patented the world's first pivoting in-wall speaker (2009)

## Products & services

- **Skybar Architectural Soundbar** — The world's first in-ceiling soundbar, delivering multi-channel or 7-channel home theater from a few discreet in-ceiling or in-wall modules.
- **NFC Series In-Ceiling Speakers** — High-performance in-ceiling speakers such as the NFC-83 with an 8-inch Kevlar Trueform woofer and pivoting titanium tweeter.
- **RADIATE Outdoor Speaker Series** — Sealed passive-radiator outdoor speakers built to IP-66 and Military Standard 810G specs for weather and marine environments.
- **VAIL Cast Universal Streaming Amplifier** — A compact universal streaming amplifier for single-zone or whole-house audio that connects to popular voice platforms, phones and computers.
- **VITRU4 Amplifier** — A four-channel amplifier delivering 120 watts per channel into 4/8 ohms or 70/100V with a digital interface.
- **ICSUB-8 In-Ceiling Subwoofer** — An in-ceiling subwoofer for deep, room-filling bass without floor-standing hardware.
- **Accessories** — Fire-rated speaker covers and enclosures, magnetic paintable grills, brackets and custom-integration hardware.

## Achievements

- Invented the in-ceiling soundbar (Skybar) at CEDIA 2017 - a new product category
- Designed the world's first ceiling speaker with a dual voice coil tweeter
- Co-founder Jeff Francisco patented the world's first pivoting in-wall speaker (2009)
- Sound + Image Award for the VAIL Amp, the first in-wall amplifier for Amazon Echo Dots
- Multiple Technology Integrator Excite Awards and CE Pro Quest for Quality Awards
- RADIATE series certified to IP-66 and Military Standard 810G

## Latest updates

- **2025-07** — Launched the VITRU4 four-channel amplifier and the ICSUB-8 in-ceiling subwoofer.
- **2024-01** — Introduced the RADIATE outdoor speaker series with IP-66 and Military Standard 810G ratings.
- **2022-11** — Relocated to new Riverside headquarters and refreshed the NFC in-ceiling lineup.

## Links

- Website: https://tdgaudio.com
- LinkedIn: http://www.linkedin.com/company/the-davinci-group-inc
- Twitter/X: https://twitter.com/TDGAudio
- YouTube: https://www.youtube.com/@tdgaudio-thedavincigroup
- Facebook: https://www.facebook.com/TDGAudio

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Last updated: 2026-08-20