Nearest airport is Gdansk Lech Walesa Airport (15 km from the center of Gdansk)
Gdansk Lech Walesa Airport

Fast transportation in the Tri-City (Gdansk+Sopot+Gdynia) is possible thanks to SKM (fast urban railway)
SKM (fast urban railway)

The campus of Gdansk University of Technology is easily accessible through SKM connections (nearest stop: Gdansk Politechnika) and tram stops (nearest stops: Politechnika, Opera Bałtycka, and Miszewskiego, line: 2, 3, 4, 5, 6, 9, 11, 12).
Tram and bus public transport

Additional tourist information about the Tri-City (including potential accommodations) can be found here:
GDAŃSK CITY PORTAL - Tourism in Gdańsk
Tricity guide

Gdańsk University of Technology
Campus map

Gabriela Narutowicza st. 11/12 80-233 Gdańsk

The conference will take place in the Eco-Innovation Center at Gdańsk University of Technology.
On the campus map, it is marked with the number 19.
Direct link: Building no 19 - Eco-Innovation Center