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Outside of Dexcom office
About Dexcom
Our Mission

Founded in 1999, Dexcom, Inc. is the leader in transforming diabetes care and management by providing continuous glucose monitoring (CGM) technology to help patients and healthcare professionals better manage diabetes. Since our inception, we have focused on better outcomes for patients, caregivers, and clinicians by delivering solutions that are best in class—while empowering our community to take control of diabetes.

Our Story

Established in 1999, Headquartered in San Diego, California, Dexcom emerged as a leader of diabetes care technology.

Holding phone in hand

In 2015, Dexcom became the first company to offer a fully mobile CGM system, allowing the convenience of monitoring glucose levels from a compatible smartphone.°

Cyclist with Dexcom shirt

In 2016, Dexcom expanded beyond the U.S. and introduced its advanced CGM monitoring technology into many more countries across the globe.  

Today, Dexcom continues to grow in both offering and availability, bringing the most advanced CGM technology to hundreds of thousands of Dexcom CGM system users across the globe. 

Our Values

Comprehend the needs of people affected by diabetes.

Serve with integrity

Act in the best interest of our community.

Think big

Use technology to revolutionize diabetes care.

Be dependable

Inspire confidence within our community and in one another.

Our Presence

Dexcom has a growing presence outside of America and across EMEA, with company operations ran in Lithuania, Edinburgh, London, Germany Switzerland and Austria. Dexcom has over 5,000 employees worldwide.

Outside picture of office

°For a list of compatible devices, visit