Privacy Policy

Last Updated: March 26, 2026

Simply Efficient Heating and Air Conditioning, doing business as Mayster Heating & Air (“we,” “our,” or “us”), values your privacy and is committed to protecting your personal information. This Privacy Policy explains how we collect, use, and safeguard the information you provide when visiting our website, engaging our services, or communicating with us via phone, email, or SMS.

Information We Collect

We may collect the following types of information when you interact with our business:

Personal Information: Name, email address, phone number, physical address, and service details.
Service Information: Details about your HVAC system, service requests, appointments, and customer support communications.
Phone Number & SMS Consent: By providing your phone number and opting in via our website forms, you expressly consent to receive SMS/text messages from Simply Efficient Heating and Air Conditioning (DBA Mayster Heating & Air) at the number you provide. Consent is not a condition of purchase. You may opt out at any time by replying STOP.
Website Usage Information: Information automatically collected from your device, such as IP address, browser type, and website usage activity (via cookies or analytics tools).

How We Use Your Information

Your information is used to:

Provide heating, ventilation, and air conditioning services.
Schedule and confirm appointments.
Communicate service updates, reminders, and promotions (only if you have opted in).
Improve our website, services, and customer support.
Comply with legal and regulatory requirements.
We do not sell, rent, or share your personal information with third parties for marketing purposes.

SMS Communications

By providing your phone number and checking the consent boxes on our website forms, you may consent to receive SMS communications related to:

Message Types:

Transactional Messages: Appointment reminders, service confirmations, technician arrival notifications, estimate notifications, invoice alerts, and service completion updates.
Promotional Messages: Special offers, seasonal discounts, maintenance reminders, and new service announcements.
Service Alerts: Emergency service updates and weather-related advisories.

Message Frequency: Transactional messages are sent as needed based on your service schedule. Promotional messages are sent up to 4 times per month. Overall frequency varies based on your interaction with our services and opt-in preferences.

Message & Data Rates: Standard message and data rates may apply depending on your mobile carrier plan. Check with your carrier for details.

IMPORTANT – No Third-Party Sharing: Your phone number and SMS opt-in information will NOT be shared with third parties or affiliates for marketing or promotional purposes. We may share limited information with service providers (such as our SMS gateway provider) solely to deliver messages to you, but they are not permitted to use your information for any other purpose.

Opt-In

You will only receive SMS messages if you explicitly opt in via our website forms at https://www.callmayster.com. Consent is not required to make a purchase or receive services. You may choose to opt in to transactional messages only, promotional messages only, or both.

Opt-Out

You can stop receiving SMS messages at any time by replying with any of the following keywords:

STOP
CANCEL
UNSUBSCRIBE

You may also opt out by contacting us at support@callmayster.com or calling our office at (253) 525-8798 during business hours. Your opt-out request will be processed immediately.

Data Security

We take appropriate measures to protect your personal information from unauthorized access, disclosure, or misuse. However, no method of transmission over the Internet or electronic storage is 100% secure, so we cannot guarantee absolute security.

Cookies & Tracking

Our website may use cookies and analytics tools to understand how visitors use our site and improve user experience. You may adjust your browser settings to block cookies, but some features may not function properly.

Your Privacy Rights

You have the right to:

Request a copy of the personal information we hold about you.
Correct or update your information.
Request deletion of your personal data, subject to legal or service obligations.
Opt out of promotional communications at any time.

Updates to This Policy

We may update this Privacy Policy from time to time. Updates will be posted on this page with a revised date at the top.

Contact Us

If you have any questions about this Privacy Policy or how we handle your information, please contact us at: support@callmayster.com.