(301) 861-0972 1322 verified Nearby Now reviews4.9 MAKE A PAYMENT SCHEDULE SERVICE TODAY Contact Address 7668 Standish Place Rockville, MD 20855 Telephone: 301-861-0972 FAX: 301-591-4294 Contact Us Full Name* Email* Company* Phone* Service Location Address* Service Location City* Service Location State* Select a Service* ▾ How Did You You Hear About Us?* ▾ How Can We Help?* Featured Clients Prev Next For Emergency Service (301) 861-0972 Our Service Areas For over 30 years, Guardian has provided one-stop-shop fire safety solutions in Maryland (MD), Virginia (VA) & Washington, DC. Follow Us Blog Posts Are You Opening a New Restaurant in 2021? February 21Read More » How Much Does a Fire Sprinkler System Cost? March 20Read More » Why Are Fire Alarms So Loud? May 18Read More » Contact Us 7668 Standish Place Rockville, MD 20855 24 Hour Customer Service Phone: 301-861-0972 Fax: 301-591-4294 Email us » © 2021 Copyright Guardian Fire Protection Services, LLC. All Rights Reserved. | Sitemap | Privacy Policy Fire Protection Websites & SEO by Blue Corona The information on this website is for informational purposes only; it is deemed accurate but not guaranteed. It does not constitute professional advice. All information is subject to change at any time without notice. Contact us for complete details.