Full list of all 88 Project Highrise achievements. It takes around 40-50 hours to unlock all of the achievements in the base game on Windows.
The base game contains 78 achievements, and there is 1 DLC pack containing 10 achievements.
Received 100 hotel reviews
Received 1000 hotel reviews
First guest checks in to the honeymoon suite
First guest checks in to the presidential suite
Reached $1,000 in daily hotel revenues
Reached $10,000 in daily hotel revenues
Started an event at the convention hall
Started an event at the concert hall
Have a grand casino
Have a building using 100 HVAC connections