Terms & Conditions

Effective Date: August 5, 2026

Welcome to keystone-stl.com (the “Site”), operated by Keystone Construction Company (“Keystone,” “we,” “us,” or “our”). By accessing or using the Site, you agree to these Terms & Conditions. If you do not agree, please do not use the Site.

1. Use of the Site

You may use the Site for lawful purposes only. You agree not to use the Site in any way that could damage, disable, or impair it, or interfere with any other party’s use of the Site.

2. Intellectual Property

All content on the Site, including text, graphics, logos, images, project photography, and design, is the property of Keystone Construction Company or its licensors and is protected by applicable intellectual property laws. You may not reproduce, distribute, or use any content without our prior written permission.

3. Project Inquiries and Proposals

Any information provided on the Site or during our project exploration process — including concept budgets, estimates, design suggestions, or timelines — is for general informational purposes only and does not constitute a binding offer or contract. All work is subject to a separate written agreement between you and Keystone, which will govern the scope, pricing, and terms of any project.

4. Accuracy of Information

We make reasonable efforts to keep the information on the Site accurate and current, but we do not warrant that it is complete, accurate, or up to date. The Site and its content are provided “as is” without warranties of any kind, express or implied.

5. Third-Party Links

The Site may contain links to third-party websites or services, including our social media pages. These links are provided for your convenience only. We do not endorse and are not responsible for the content or practices of any third-party sites.

6. Limitation of Liability

To the fullest extent permitted by law, Keystone Construction Company shall not be liable for any indirect, incidental, special, or consequential damages arising out of or related to your use of the Site, even if we have been advised of the possibility of such damages.

7. Indemnification

You agree to indemnify and hold harmless Keystone Construction Company and its owners, employees, and agents from any claims, damages, or expenses arising out of your misuse of the Site or violation of these Terms.

8. Governing Law

These Terms & Conditions are governed by the laws of the State of Missouri, without regard to its conflict of law principles. Any disputes shall be subject to the exclusive jurisdiction of the courts located in St. Louis County, Missouri.

9. Changes to These Terms

We may update these Terms & Conditions at any time. Changes will be posted on this page with an updated effective date, and your continued use of the Site constitutes acceptance of the revised Terms.

10. Contact Us

If you have questions about these Terms & Conditions, please contact us at:

Keystone Construction Company
673 Spirit Valley West Drive
Chesterfield, Missouri 63005
Phone: 636.519.7900
Email: office@keystone-stl.com