# 1st Class Sleep Diagnostic Center, Inc.

Business profile: public business information with links to supporting state records. Data as of October 16, 2026.

- Legal business name: 1st Class Sleep Diagnostic Center, Inc.
- Entity type: C corporation
- Original incorporation date: September 20, 2004
- Time in business: 22 years
- Jurisdiction count: 2

## All known addresses

- 13820 Lullaby Rd, Germantown, MD 20874 (listed in Maryland)
- 14631 Route 29 Ste 401, Centreville, VA 20121 (listed in Virginia)

## Registered states

- [Maryland](https://index.baselayer.com/md/ff8c635d46b456a7): Domestic registration
- [Virginia](https://index.baselayer.com/va/4735b800c6d5d81b): Foreign registration

Source: public state registration records. Missing values are not a negative finding.

Cite as: Baselayer Business Index (https://index.baselayer.com/business/ff8c635d46b456a7)