Privacy Policy

Last updated: November 4, 2026
Effective date: May 19, 2025

Welcome to Chair Four Development Group, LLC ("Chair Four," "we," "us," or "our"). We develop and own OpsMeter, a manufacturing platform that helps companies collect data on machines and operators.

This Privacy Policy explains:

• What information we collect
• How we use it
• When (and if) we share it
• Your rights regarding your information
• How to contact us

1. Information We Collect

When you visit our landing page or sign up for more information, we may collect:

• Contact details: Your name, email address, company name, and job title
• Challenge details: A description of the operational challenges you want to solve
• Technical data: IP address, browser type, device information, and other analytics (via cookies)

If you are a maintenance technician who has agreed to receive OpsMeter Maintenance Alerts by text message, we also collect:

• Mobile information: Your name, mobile phone number, and the sites you are assigned to, along with a record of your consent to receive text messages

2. How We Use Your Information

We use the information you provide to:

• Send you marketing emails about Chair Four's products and events
• Have our sales team reach out to discuss your needs and how we can help
• Send OpsMeter Maintenance Alerts by text message, notifying you when a machine at a site you are assigned to needs a technician (mobile information is used only for this purpose)
• Analyze site usage to improve our content and user experience
• Comply with legal requirements (e.g., record keeping)

3. Cookies and Tracking

We use the following types of cookies and similar tracking technologies:

• Essential cookies: Necessary for basic website functionality

4. Data Sharing

• No third-party sales: We do not sell or rent your personal information.
• Service providers: We share your contact information only with SendGrid, our email-delivery partner, to send you emails. SendGrid is contractually obligated to keep your data secure and use it only for our purposes.
• Text messaging: We share your mobile phone number only with Twilio, our text-message delivery partner, to send you maintenance alerts. Twilio is contractually obligated to keep your data secure and use it only for our purposes.
• Mobile information: No mobile information will be shared with third parties or affiliates for marketing or promotional purposes. Text messaging opt-in data and consent are excluded from all of the sharing described in this section and will not be shared with any third parties.
• Legal requirements: We may disclose information when required by law or to protect our rights or the safety of users.

5. Data Retention

We retain your data only as long as necessary for the purposes outlined above or as required by law. If you wish to have your information deleted, see Section 6.

6. Your Rights

Depending on where you live, you may have the following rights:

• Access & correction: You can request a copy of your data and ask us to correct inaccurate information.
• Deletion: You can ask us to delete your personal data.
• Opt-out: You may withdraw your consent for marketing emails at any time by clicking "Unsubscribe" in any email or contacting us directly.
• Text messages: You may stop receiving text messages at any time by replying STOP to any message. Reply HELP for help. Message frequency varies, and message and data rates may apply.
• California residents: Under the CCPA/CPRA, you have the right to know what personal information we collect, request deletion, correct inaccurate information, opt out of the sale or sharing of your personal information, and not be discriminated against for exercising these rights. We will respond to verifiable requests within 45 days.

Note: We do not sell or share your personal information as defined by the CCPA/CPRA. We have not sold or shared personal information in the past 12 months.

To exercise any of these rights, email us at info@chairfour.com. We will respond to your request within 45 days and may ask for verification of your identity before fulfilling your request.

7. Security

We implement reasonable administrative, technical, and physical safeguards designed to protect your data from unauthorized access, disclosure, alteration, or destruction. However, no internet transmission is completely secure, and we cannot guarantee the security of information transmitted through our website.

In the event of a data breach that compromises your personal information, we will notify you in accordance with applicable laws.

8. Children's Privacy

Our services are not directed to children under 18. We do not knowingly collect data from children under that age. If you believe we have inadvertently collected such data, contact us to have it removed.

9. Changes to This Policy

We may update this policy to reflect changes in our practices or legal requirements. We will post the revised version here with a new "Last updated" date. For significant changes, we may also notify you via email or through a notice on our website.

10. Governing Law

This Privacy Policy is governed by the laws of the State of Delaware, without regard to its conflict of law provisions. Any disputes arising under this Privacy Policy shall be subject to the exclusive jurisdiction of courts located in Delaware.

11. Contact Us

If you have questions or concerns about this policy, please reach out:

Chair Four Development Group, LLC
Email: info@chairfour.com

PO Box 279, 93 4th Ave
New York, NY 10003