Page 18 - 2023 Sustainability Report

COMPANY OVERVIEW

Workplace Environment

Martin Marietta conducts mandatory annual ethics training, which includes courses relating to harassment, discrimination
and respect in the workplace. Our Code of Ethical Business Conduct, which we updated in 2023, specifically addresses
our commitment to a safe, respectful and inclusive workplace and a harassment-free environment for all our employees.

Respect in the Workplace and No Discrimination
Martin Marietta will not tolerate workplace harassment. Martin Marietta
is committed to providing a professional work
environment for its employees that is free of
Conduct that is physical, psychological and verbal harassment. In
intended as an innocent connection with employment opportunities, the
joke or harmless flirting Company will not tolerate discrimination on the
may still constitute basis of race, color, religion, sex, age, natural
harassment. The intent origin, citizenship status, disability, sexual Code of Ethical
of the act is irrelevant; orientation, veteran status or any other protected Business Conduct
what is critical is how status under applicable laws. Safer and Better Operations
the other party
perceives the conduct.

Martin Marietta will not tolerate retaliation against employees who raise concerns to any source in good faith. Our Ethics
Hotline is available 24/7, and our policy provides that no employee will suffer indignity or retaliation because of a report
they make. The person making a report will be given anonymity if they so wish.

Inclusion at Work

At Martin Marietta, inclusion is a commitment, renewed
each day, to show up with heart for our coworkers,
customers, communities and loved ones to enable and
ensure a sense of belonging, safety, and well-being – in
body and in mind. There is strength in what makes each
of us different, and in what we have in common.
Regardless of position, we all have a unique
combination of traits, backgrounds, skills and ideas.
Those diverse perspectives are what inspire growth at all
levels, both inside and outside of the organization.
Being inclusive is who we are. Safety, Integrity and
Community are core values at Martin Marietta. We
live these values to create a culture where employees
know that they belong and are encouraged to show
up and contribute as their most authentic selves.

Similar to the Guardian Angel Safety Culture, our Inclusion and Engagement efforts reflect the way we look out for one
another. Our unwavering commitment to safety, health and well-being can be extended to ensure that our people feel
valued, included and respected at work. It is not only the right thing to do for our people, it is also the right thing to do
for our business and creates a competitive advantage. Ensuring we maintain an inclusive and engaging workplace creates
an environment where everyone will be positioned to contribute to solving problems and achieve the best possible results.

16 2023 SUSTAINABILITY REPORT