Julian Opie at Alan Cristea Gallery with the ubiquitous vinyl support now raised to the level of very good, high art.

Helen Frankenthaler at Victoria Miro.

Richard Serra of Gagosian with thickly covered sheets of paper, revealing uncovered edges built into the composition.

Matthias Bitzer of Almine Rech Gallery with faces, mediating mathematical forms and his characteristic alternating light and dark bands of paint.

John Chamberlain of Gagosian with posthumous artwork of crushed car parts shown in conjunction with his estate.

Urs Fischer of Sadie Coles HQ with an emerging nude figure.

Eric N Mack at Simon Lee Gallery with multi-media images and spaces.

Karen Kilimnik of Sprueth Magers with small, vivid paintings. The effect of her imagination is clear from the explosion and bullet traces that have been frozen for the single moment of the composition.

Spot the front door with letter box and street number 69, drawn onto this shelter along with the more obvious added brickwork.