# 21st Century LLC

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

- Legal business name: 21st Century LLC
- Alternative and DBA names: Brands By Integra, LLC; Century 21 Fine Homes and Estates; Century 21 North East; Century 21 North Shore; Century 21 North Shore/Platinum Realty Group; Century 21 Ns Group/Homes of Nh; Century 21 Ns/Homes of Nh; Century 21 D'Amico; Century 21 Integra LLC; Century 21 Rise
- Entity type: LLC
- Original incorporation date: February 28, 2003
- Time in business: 23 years and 7 months
- Jurisdiction count: 10

## All known addresses

- 96 High St, Danvers, MA 01923 (listed in Connecticut, Massachusetts, New Hampshire, Pennsylvania, Rhode Island, Vermont)
- 54 Keith St, Augusta, ME 04330 (listed in Maine)
- 3500 S DuPont Hwy, Dover, DE 19901 (listed in New York)

## Registered states

- [Connecticut](https://index.baselayer.com/ct/7d98bb7aac51fd93): Foreign registration
- [Delaware](https://index.baselayer.com/de/010ec0d2662c8ba8)
- [Maine](https://index.baselayer.com/me/a1db5c0cca1c12e8): Foreign registration
- [Maine](https://index.baselayer.com/me/26162c817c60e190): Foreign registration
- [Massachusetts](https://index.baselayer.com/ma/fd997b54ee1fe669): Foreign registration
- [New Hampshire](https://index.baselayer.com/nh/09d441654188e0c5): Foreign registration
- [New York](https://index.baselayer.com/ny/205123d06850f608): Foreign registration
- [Oklahoma](https://index.baselayer.com/ok/d2ced2a20320734a): Foreign registration
- [Pennsylvania](https://index.baselayer.com/pa/dc0e29ab975a7c0f): Foreign registration, as Century 21 Integra LLC
- [Rhode Island](https://index.baselayer.com/ri/0ac4abbc9878f0bd): Foreign registration
- [Vermont](https://index.baselayer.com/vt/74f655c9494861df): Foreign registration

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

Cite as: Baselayer Business Index (https://index.baselayer.com/business/010ec0d2662c8ba8)