New Businesses Filed in Killingly, CT

Killingly, CT has 21 newly registered businesses in our database. We refresh this page daily as new Killingly companies appear in the Connecticut Division of Corporations records.

The most active industries in Killingly are Construction (2), Holistic Health & Wellness (1), and Manufacturing Engineering (1). Use the category list below to narrow the results to a single industry, or scroll down for the most recent records of any type.

Every entry shows the business name, filing date, and category, plus verified owner and contact information where we have it. The latest Killingly business filing was recorded on Jun 25, 2026. You can jump back to the full Connecticut view any time to compare Killingly against other markets.