Stone Professionals


Design Professionals



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Over 100 safety courses plus manuals, videos and posters geared to assist our members with training new employees, navigating MSHA and OSHA inspections, mitigating Silica exposure and supplementing your own general safety awareness and education programs.

Learn more about our Safety Resources and Courses


Know your stone. Know your numbers. Members receive special pricing on all of our in house lab dimension stone test services. Launching a new stone? Test data more than 3 years old? Need project specific testing? Look no further than the Natural Stone Institute.

Read more about our in-house testing lab



Recognizing natural stone fabricators and commercial contractors that meet the industry's highest standards for operations, product knowledge, installation and reliability.


CEU Program

Our member speakers provide accurate continuing education on the benefits and use of natural stone to the major building and design professions including AIA, ASLA and GBCI.

CEU Program


Annually recognizing individuals, design professionals, and member companies who make exceptional contributions through their work within a global natural stone industry.

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Natural Stone University

Online portal of industry education including webinars, seminars, toolbox talks, and other courses. Transcripts and certificates of completion provided.

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Women in Stone

A system of resources to recruit, retain, and advance women in the stone industry, including mentorship, career path awareness, networking and education specific to women’s needs.

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Latest News

Natural Stone Institute Announces 2021 Stone of the Year

Calacatta Columbus marble by Granitos Zucchi has been chosen as the 2021 Natural Stone Institute Stone of the Year.

Pinnacle Award

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2020 Pinnacle Award Recipients

The Natural Stone Institute congratulates the following 2020 Pinnacle Award recipients. Award winners will be celebrated at a ceremony during TISE in Las Vegas on June 16.

Pinnacle Award

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Natural Stone Institute Announces Scholarship Recipients

The Natural Stone Institute has announced the recipients of the 2020 Natural Stone Scholarship and Women in Stone Empowerment Scholarship.


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Katie Jensen Joins Natural Stone Institute Executive Committee

The Natural Stone Institute is pleased to announce that Katie Jensen (Triton Stone Group) has been selected to join the association’s executive committee as board secretary.

Katie Jenson

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Stones of North America

Use Natural Stone

Genuine. Versatile. Unique. Durable. Sustainable. Easy to Maintain.