Shannon Allison Shannon has worked for over fourteen years in the building industry, performing a variety of roles including project management, team leadership and zero net energy design expert.  Shannon’s background in architectural engineering enables her to incorporate a holistic approach to mechanical engineering. This comprehensive perspective allows her to seamlessly integrate the various disciplinesContinue reading


Alter Consulting Engineers was founded by three passionate engineers who have a history of  collaboration in HVAC and plumbing design for High Performance and Zero Net Energy building design. Alter Consulting Engineers grew out of the desire to make the team’s vast experience in low energy buildings attainable to a wider audience with a focus on the greater San Francisco BayContinue reading “About”