Here I will give you a brief summary of each house, and leave notices about recents events.

FOUNDER = Godric Gryffindor

HEAD OF HOUSE = Minerva McGonagall

"You might belong in Gryffindor, Where dwell the brave at heart, Their daring, nerve and chivalry Set Gryfindors apart;"

"bold Gryffindor, from wild moor..."

"By Gryffindor, the bravest were, Prized far beyond the rest"

FOUNDER = Helga Hufflepuff

HEAD OF HOUSE = Pamona Sprout

"You might belong in Hufflepuff, Where they are just and loyal, Those patient Hufflepuffs are true And unafraid of toil;"

"sweet Hufflepuff,  from valley broad..."

"For Hufflepuff, hard workers were most worthy of admission"

FOUNDER = Rowena Ravenclaw

HEAD OF HOUSE = Filius Flitwick

"Or yet in wise old Ravenclaw, If you've a ready mind, Where those of wit and learning, Will always find their kind;"

"fair Ravenclaw, from Glen..."

"For Ravenclaw, the cleverest would always be the best"

FOUNDER = Salazar Slytherin

HEAD OF HOUSE = Severus Snape

"Or perhaps in Slytherin You'll make your real friends, Those cunning folk use any means to achieve their ends."

"shrewd Slytherin, from fen..."

"And power-hungry Slytherin loved those of great ambition.