Callahan Consulting Group

Tony L. Callahan, CPSM, CSCP, has worked in the home building industry for nearly two decades. 

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March 14, 2016

Most builders recognize the importance of leveraging spending on direct materials such as concrete, lumber, and windows, and for installed services such as plumbing, electrical, and HVAC.

July 2017

This Month in Professional Builder


Ashton Woods launched Starlight Homes to target entry-level home...

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