Sondotécnica for

INVESTORS

TRUST

TRANSPARENCY

COURAGE

A Sondotécnica it is a company of publicly traded, with shares traded on B3 S.A. – Brasil, Bolsa, Balcão, under the ticker SOUND.

Our commitment is to provide the market with clear and reliable information, reinforcing the transparency and governance that sustain the company's trajectory.

SOND stocks traded on B3

SOND3

Registered Common Shares

Right to vote 1/3 of the capital

SOND5

Class A Preferred

Non-voting 1/3 of the capital

SOND6

Class B Preferred

Non-voting 1/3 of the capital

INFORMATION

IT IS THE MOST VALUABLE ASSET

Our Investor Relations department's mission is to keep the market well-informed at all times, with secure, accurate, and transparent data.

ri@sondotecnica.com.br

Governance and Accountability

Solid Governance

Management focused on integrity and compliance.

Ethics and Transparency

Open communication with all audiences.

Sustainable Growth

Commitment to results and social responsibility.

Everything the investor needs to know, in one place

Access corporate documents and reports directly on this page.

SONDOTÉCNICA ON SOCIAL MEDIA

Stay up to date with everything happening at Sondotécnica

International Women in Engineering Day: interview with Regina Ruschel

Corporate
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Data Clouds: A New Way of Seeing Rio’s Favelas Through Data and Technology

Future
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Occupational Safety Engineer’s Day: Turning Data into Lives Saved

Corporate
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Sondotécnica and MIT Reveal the Invisible Geometry of the Favelas at the Venice Biennale

Future
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