Duct Doctor USA of Baltimore

Is Your Company a Member?

If you are an employee of an MMHA 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

Applying for Membership?

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

All membership applications for MMHA must be approved by the Board of Directors. All memberships are company based and individuals cannot join MMHA.