https://medium.com/sidewalk-talk/introducing-pmx-our-model-for-how-tall-timber-buildings-could-work-in-cities-4402fab7ac45
There's lots of information in that link - plus the other links within the article
Timber exoskeleton and mass damper at the top
http://app.toronto.ca/AIC/index.do?folderRsn=7fnwS0VWLX4N9eW9he2HFA%3D%3D
New 9 storey wing with 416 new beds (600,000sf) and 8 (10) level parking structure for 810 cars.
HDR/Zeidler working on it