# 847-851 Congress St. LLC

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

- Legal business name: 847-851 Congress St. LLC
- Alternative and DBA names: Duffey Development LLC
- Entity type: LLC
- Original incorporation date: October 2, 2015
- Time in business: 11 years
- Jurisdiction count: 1

## All known addresses

- 54 Stonegate Rd, Cape Elizabeth, ME 04107 (listed in Maine)

## Registered states

- [Maine](https://index.baselayer.com/me/fcf4ea5960225449): Domestic registration

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

Cite as: Baselayer Business Index (https://index.baselayer.com/business/fcf4ea5960225449)