Company lists · Data refreshed September 2026

Top 10 Custom car audio fabricators based in Brazil

RevenueBase identified 88 custom car audio fabricators headquartered in Brazil as of September 2026 and tracks 1,331 professional contacts across them, including 72 with verified work emails. Sao Paulo is the largest hub.

This list covers custom car audio fabricators headquartered in Brazil, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
88Companies
1,331Contacts tracked
72Verified emails
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The 10 largest custom car audio fabricators based in Brazil

Ranked by team size
Top 10 of 88 custom car audio fabricators based in Brazil, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to custom car audio fabricators: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceMarília, BrazilHQ checked Sep 16, 2026201-500159 contacts →

Indirect evidence

“Fundada em 2006, a Connect Parts é hoje a maior loja de som e acessórios automotivos da América Latina.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceGravataí, BrazilHQ checked Sep 16, 2026201-500140 contacts →

Indirect evidence

“Na década de 90 o estudante de engenharia elétrica, Juliano Anflor, desenvolveu o seu primeiro amplificador de som automotivo como um projeto acadêmico.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceCachoeirinha, BrazilHQ checked Sep 16, 2026201-500129 contacts →

Indirect evidence

“A Bomber foi fundada em 1 de outubro de 1993, através da aquisição das Linhas de Montagem, maquinário e ferramentas que produziram os alto-falantes Blaupunkt da Bosch Ltda.”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceRio Do Sul, BrazilHQ checked Sep 16, 2026201-500104 contacts →

Indirect evidence

“A Frahm iniciou sua trajetória em 9 de junho de 1961, na cidade de Rio do Sul/SC, com a fabricação de rádios pelo seu fundador, Sr.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidencePresidente Prudente, BrazilHQ checked Sep 16, 2026201-50028 contacts →

Indirect evidence

“Stetsom Industria Eletronica is an automotive company based out of Av Mariano Arenales Benito 645 Codigo Postal, Presidente Prudente, Sp, Brazil.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceBarueri, BrazilHQ checked Sep 16, 202651-20018 contacts →

Indirect evidence

“POLYVOX é uma empresa especializada na produção de caixas de som amplificadas e tem como valores EFICIÊNCIA, QUALIDADE E CONFIABILIDADE.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceSalto Veloso, BrazilHQ checked Sep 16, 202651-20011 contacts →

Indirect evidence

“A Taigar System é uma empresa com 33 anos de especialização no desenvolvimento e produção de equipamentos de áudio de alto desempenho e que entregam a melhor experiência sonora…”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceMandaguari, BrazilHQ checked Sep 16, 202611-505 contacts →

Indirect evidence

“Criada em 2012, começamos vendendo mouse pads no mercado livre, hoje nossa loja de som automotivo está atendendo vários segmentos, em toda linha automotiva, uma ótima…”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceFortaleza, BrazilHQ checked Sep 16, 202611-503 contacts →

Indirect evidence

“Há mais de 30 anos no mercado, a Yakamotho destaca-se por ser uma empresa tradicional, sempre conectada com o que há de mais novo para melhor atender às necessidades do cliente.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceSão Paulo, BrazilHQ checked Sep 16, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026

Showing 10 of 88 custom car audio fabricators based in Brazil

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Custom car audio fabricators based in Brazil at a glance

As of Sep 16, 2026
5.4%Verified-email coverage
15.1Average contacts per company
1-10Median size (employees)
12.5%Largest-city concentration · Sao Paulo
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
51
11-50
18
51-200
7
201-500
6
501-1,000
3

Email recency for this list is measured worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 88 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among custom car audio fabricators, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Brazil whose own description of what they do matches “custom car audio fabricators”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names custom car audio fabricators), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among custom car audio fabricators, and records with no verified work email. Companies headquartered outside Brazil are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 72 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names custom car audio fabricators, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many custom car audio fabricators are there based in Brazil?

RevenueBase identified 88 custom car audio fabricators headquartered in Brazil as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Connect Parts, headquartered in Marilia, tops this list with the largest team on record.

Which city has the most custom car audio fabricators?

Sao Paulo leads with 11 headquartered companies, followed by Belo Horizonte (3) and Curitiba (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 72 verified decision-maker contacts tracked across these 88 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.