IBS Advisors helps organizations thrive and achieve their purpose.

We don’t succeed until you do!


When the experts need help, they turn to IBS Advisors.

And it doesn’t mean what you think it does. IBS stands for Integrated Building Science and was a company created by Brett Dillon and Ross Bacon in 2007. In 2012, Brett and his wife, Dina, bought the company and established their headquarters in Central Texas. slider1-gfx

IBS Advisors is a consulting firm that provides numerous services, all of which help the client thrive and achieve their purpose. We connect ideas, people, and processes to help organizations realize their potential and achieve their goals.

There are 8 fundamental objectives embodied in consulting work. We provide information, diagnose problems, solve problems, recommend solutions to problems, build consensus and commitment, implement change, facilitate client learning, and improve organizational effectiveness.

People often wonder whether they’ve made a difference in the world.

We have. One of our clients has gone from breaking even to generating around $15,000 in net profit per month, largely due to our influence. We are guiding another client through a difficult transition in their industry, and it appears that they are on the brink of breaking down some barriers that have long held them back. Because of the investment we made in their lives, they are successful.

We are passionate about your problems.


As a RESNET-accredited Training and Quality Assurance Provider, IBS Advisors provides Educational Programs, Consulting, Quality Assurance, and Media to businesses, non-profits, universities and colleges, and utility companies engaged in improving the energy efficiency and sustainability of the building environment. Sharing What We Know Helps Our Clients

We provide green jobs training through RESNET Home Energy Rating System (HERS) Rater Certification, as well as the RESNET Green Rater certification.

We deliver training on residential HVAC sizing (Manual J) and equipment selection (Manual S), as well as on integrating high performance HVAC into high performance design and construction.

We teach trainers how to train adults through our Train the Trainer program. We also offer customized training services to meet client needs.

Our consulting services include business operations and management, HVAC, green building, green jobs programs, curriculum development, and affordable housing.

We are a RESNET-accredited Quality Assurance Provider and a USGBC LEED for Homes Provider.

Through our media division, we produce textbooks, guidebooks, podcasts, videos, and white papers on residential construction.



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