# 400 Harrison, LLC

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

- Legal business name: 400 Harrison, LLC
- Entity type: LLC
- Original incorporation date: March 23, 2005
- Time in business: 21 years and 6 months
- Jurisdiction count: 2

## All known addresses

- 520 Monroe Ave, Helena, MT 59601 (listed in Montana, Connecticut)

## Registered states

- [Connecticut](https://index.baselayer.com/ct/ea1f120534b67bf9): Foreign registration
- [Montana](https://index.baselayer.com/mt/55511649d55dfbca): Domestic registration

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

Cite as: Baselayer Business Index (https://index.baselayer.com/business/55511649d55dfbca)