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Cornerstone Security Group, LLC Statement of Privacy
Cornerstone Security Group, LLC is committed to protecting your privacy. This Statement of Privacy applies to the Cornerstone Security Group, LLC website and governs data collection and usage at all Cornerstone Security Group, LLC sites and services; it does not apply to other online or offline sites, products or services. Please read the Cornerstone Security Group, LLC Statement of Privacy. Cornerstone Security Group, LLC’s website connects to a third party website Authorize.Net for the e-Commerce purpose of online bill pay. Personal information of all users is collected, used and disclosed as described in this Statement of Privacy.

Collection of Your Personal Information
Cornerstone Security Group, LLC collects personal information, such as your e-mail address, name, home or work address, or telephone number through its third party e-Commerce connection to Authorize.Net. Information collected by Cornerstone Security Group, LLC in this instance is used solely for the purpose of billing for your security service. Cornerstone Security Group, LLC also collects your e-mail address, name and telephone number from its Contact Us or Next Steps contact forms. Cornerstone Security Group, LLC does not collect any information about your computer hardware and software.



Cornerstone Security Group, LLC encourages you to review the privacy statements of websites you choose to link to from Cornerstone Security Group, LLC so that you can understand how those websites collect, use and share your information. We are not responsible for the privacy statements or other content on websites outside of the Cornerstone Security Group, LLC website.

Use of Your Personal Information
Cornerstone Security Group, LLC and its operational service partners collect and use your personal information to process your security service payment. It is possible that Cornerstone Security Group, LLC may also use personal information to inform you of other products or services available from Cornerstone Security Group, LLC and its affiliates. Cornerstone Security Group, LLC may also contact you via surveys to conduct research about your opinion of current services or of potential new services that may be offered.


Cornerstone Security Group, LLC does not sell, rent or lease its customer lists to third parties. Cornerstone Security Group, LLC may, from time to time, contact you on behalf of external business partners about a particular offering that may be of interest to you. In those cases, your personal information (e-mail, name, address, telephone number) is not transferred to the third party.


We occasionally hire other companies to provide limited services on our behalf, such as handling the processing and delivery of mailings, providing customer support, processing transactions or performing statistical analysis of our services. We will only provide those companies the personal information they need to deliver the service. They are required to maintain the confidentiality of your information and are prohibited from using that information for any other purpose.


Cornerstone Security Group, LLC does not use or disclose sensitive personal information, such as race, religion or political affiliations, without your explicit consent.


Cornerstone Security Group, LLC may access and/or disclose your personal information if required to do so by law or in the good faith belief that such action is necessary to: (a) conform to the edicts of the law or comply with legal process served on Cornerstone Security Group, LLC or the site; (b) protect and defend the rights or property of Cornerstone Security Group, LLC including its website; or (c) act under exigent circumstances to protect the personal safety of users of Cornerstone Security Group, LLCor the public.


Personal information collected on this site may be stored and processed in the United States or any other country in which Cornerstone Security Group, LLC or its affiliates, subsidiaries or agents maintain facilities, and by using this site, you consent to any such transfer of information outside of your country. Cornerstone Security Group, LLC abides by the safe harbor framework as set forth by the U.S. Department of Commerce regarding the collection, use and retention of data.

Control Your Personal Information
Cornerstone Security Group, LLC offers its customers choices for the collection, use and sharing of personal information. You may notify us of your preferences by emailing Please be sure to provide complete account information so we can identify you in our records. You may also stop the delivery of future promotional e-mail from Cornerstone Security Group, LLC by responding directly to any email you receive with a request to remove you from the mailing list.


Security of Your Personal Information
Cornerstone Security Group, LLC is committed to protecting the security of your personal information. We use a variety of security technologies and procedures to help protect your personal information from unauthorized access, use or disclosure. For example, we store the personal information you provide on computer systems with limited access, that are located in controlled facilities. When we transmit highly confidential information (such as a credit card number) over the Internet, we protect it through encryption throughout.

Changes to This Statement
Cornerstone Security Group, LLC will occasionally update this Statement of Privacy to reflect company and customer feedback. If there are material changes to this Statement or in how Cornerstone Security Group, LLC will use your personal information, Cornerstone Security Group, LLC will prominently post such changes prior to implementing the change. Cornerstone Security Group, LLC encourages you to periodically review this Statement to be informed of how Cornerstone Security Group, LLC is protecting your information.

Welcome to our website. If you continue to browse and use this website, you are agreeing to comply with and be bound by the following terms and conditions of use, which together with our privacy policy govern Cornerstone Security Group, LLC's relationship with you in regard to this website. If you disagree with any part of these terms and conditions, please do not use our website.

The term 'Cornerstone Security Group, LLC' or 'us' or 'we' refers to the owner of the website whose registered office is 7251 W. North Ave., Wauwatosa, WI 53213 USA. The term 'you' refers to the user or viewer of our website.

The use of this website is subject to the following terms of use:

  • The content of the pages of this website is for your general information and use only. It is subject to change without notice.

  • This website uses cookies to monitor browsing preferences.

  • Neither we nor any third parties provide any warranty or guarantee as to the accuracy, timeliness, performance, completeness or suitability of the information and materials found or offered on this website for any particular purpose. You acknowledge that such information and materials may contain inaccuracies or errors and we expressly exclude liability for any such inaccuracies or errors to the fullest extent permitted by law.

  • Your use of any information or materials on this website is entirely at your own risk, for which we shall not be liable. It shall be your own responsibility to ensure that any products, services or information available through this website meet your specific requirements.

  • This website contains material which is owned by or licensed to us. This material includes, but is not limited to, the design, layout, look, appearance and graphics. Reproduction is prohibited other than in accordance with the copyright notice, which forms part of these terms and conditions.

  • All trademarks reproduced in this website which are not the property of, or licensed to, the operator are acknowledged on the website.

  • Unauthorized use of this website may give rise to a claim for damages and/or be a criminal offense.

  • From time to time this website may also include links to other websites. These links are provided for your convenience to provide further information. They do not signify that we endorse the website(s). We have no responsibility for the content of the linked website(s).

  • Your use of this website and any dispute arising out of such use of the website is subject to the laws of United States of America. 


Please submit any refund or cancellation requests via email to; call our office manager at 414-607-6990, #2; or fax 414-607-6999.


Refund/cancellation requests submitted via email or fax must contain the following: First name, last name, account number, street address and email address. This information must be identical to the information included on your original bill. Please provide contact information so that we may contact you if we have questions in regards to refunding/canceling your security service.


Please refer to your original Cornerstone Security Group, LLC contract for details regarding warranties, if applicable.


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