# The Severn Group

The Severn Group is a backflow tester with an address in Upper Marlboro, MD, United States.

The Severn Group appears on the DC Water register (Registered Backflow Prevention Assembly Service Provider), with an address in Upper Marlboro, MD. Services named in the source: backflow prevention assembly commercial installer, backflow prevention assembly commercial inspector, backflow prevention assembly residential installer, backflow prevention assembly residential inspector.

## Details

- Address: 375 Prince Georges Blvd Ste.B, Upper Marlboro, MD, 20774, United States
- Phone: [12405844551](<tel:12405844551>)
- Website: [www.theseverngroup.com/](<https://www.theseverngroup.com/>)
- Source of the listing data: DC Water — Registered BPA Service Providers, https://www.dcwater.com/sites/default/files/engineering/bpa-service-providers.xlsx, fetched 2026-11-10. Website, street address, map pin from Overture Maps Places (CDLA-Permissive-2.0, release 2026-10-21.0).

## Questions

### Where is The Severn Group?

The Severn Group is at 375 Prince Georges Blvd Ste.B, Upper Marlboro, MD, 20774, United States.

### How do I contact The Severn Group?

To contact The Severn Group, call 12405844551 or visit https://www.theseverngroup.com/.

## Source

From [Backflow tester registers and portals](https://www.dcwater.com/sites/default/files/engineering/bpa-service-providers.xlsx), license Registers and portals: no specific reuse licence identified. See per-register terms in notes., checked 2026-11-11.

Last updated November 11, 2026.

## Links

- This backflow tester on the [web page](<https://backflowtesters.fyi/us/md/upper-marlboro/the-severn-group>)
- [Backflow installation in Upper Marlboro](<https://backflowtesters.fyi/us/md/upper-marlboro/category/backflow-installation.md>)
- [More backflow testers in Upper Marlboro](<https://backflowtesters.fyi/us/md/upper-marlboro.md>)