Over two centuries' cumulative experience providing affordable housing solutions!!

Featured Upcoming Hot Events!!
*New* More In-Person Seats Available!
Compliance Summit 2023
There are a limited number of seats. Hurry if you want these!
Super Cost-Effective & Convenient Online Access seats also still available!!
Click on the images for more information on each session.
Convenient online access seats are also still available!!
Super-Hot!
A Replay of our most popular webinar this year is now available!
Click on the images for more information on each session.
Education from Costello University
Training from experts with extensive and up-to-date experience providing affordable housing


Live Virtual Training
Customizable webinar-based live training scheduled at your team’s convenience.

Online, On-Demand Training
Engaging, easy-to-implement, and cost-effective courses that will train your property management staff in housing compliance.

In-Person Training
Customizable in-person training with live interaction for your full team.
Other Housing Compliance Services
Our Vision
Housing Matters!
The Costello Companies are a suite of companies dedicated to the above principle as we develop, build and manage multi-family housing.
Costello Compliance is a consulting firm that leverages our relationships with our sister companies and draws on decades of first-hand experience in housing to provide value-rich products and services to the housing industry. Our knowledge and experience puts us in a unique position to provide quality nation-wide consulting and training with individualized customer service to our clients.
