Note that although Gild Stonebreaker encourages you not to kill anyone, you don't have to avoid fights. NPCs you defeat will fall unconscious rather than dying.
Search the tavern at the northeast end of town for the elders. ( 830, -21, -138 ) /waypoint 830, -21, -138
Search the second floor of the inn for the elders. ( 867, -8, -130 ) /waypoint 867, -8, -130
Search the building at the southwest of town for the elders. First you must speak to them through the barred door at ( 921, -20, -105 ) /waypoint 921, -20, -105, then enter by the main door. Speak to Gavin Seabreach, Clewan Thunderfar, and Tarrill Beatfist.