Jeff Castillo

Regional Director - Multifamily

Kastle Systems

Associate Membership

Original Join Date: 2025

1025 Connecticut Avenue, NW, Suite 1005
Washington, District of Columbia 20036

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(202) 296-3390

AOBA Alliance Inc. facilitates low-cost energy procurement for the commercial building industry, including multifamily apartment buildings.

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Association Management Software

Membership & Account Access

Is Your Company a Member?

If you are an employee of an AOBA member company, we invite you to set up an online account to:

Access the Member Directory
Register for Events
Register for Classes
Receive Legislative Updates
View & Pay Invoices

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Applying for Membership?

The members of AOBA invite and encourage you to join! By working together, we can achieve our mission to maintain and enhance our industry as a whole.

All memberships are company based and individuals cannot join AOBA.

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