7 Resources share the relationship http://bibfra.me/vocab/relation/local/coverartist to Sinclair, Alex

Superman, The House of El, Brian Michael Bendis, writer ; Ivan Reis, Brandon Peterson, Jason Fabok, Evan "Doc" Shaner, pencillers ; Brandon Peterson, Joe Prado, Oclair Albert, Jason Fabok, Evan "Doc" Shaner, inkers ; Alex Sinclair, colorist ; Josh Reed, Carlos M. Mangual, Dave Sharpe, Wes Abbott, letterers ; Ivan Reis, Joe Prado and Alex Sinclair, collection cover artists, V. 2
Green Lantern, Geoffrey Thorne, Ryan Cady, writers ; Tom Raney, Marco Santucci, ChrisCross [and 6 others], artists ; Michael Atiyeh, Hi-Fi, colorists ; Rob Leigh, letterer ; Bernard Chang and Alex Sinclair, collection cover artists, V. 2
Superman, Brian Michael Bendis [and others], writers ; Ivan Reis, Kevin Maguire, David Lafuente, Joe Prado, artists ; Paul Mounts, Alex Sinclair [and others], colorists ; Dave Sharpe [and others], letterers, V. 3
Black Adam, rise and fall of an empire, Geoff Johns, Grant Morrison, Greg Rucka, Mark Waid, writers ; Keith Giffen, breakdowns ; Joe Bennett, Chris Batista, Eddy Barrows, Todd Nauck [and others], pencillers ; Ruy José, Jack Jadson, Jimmy Palmiotti, Rob Stull [and others], inkers ; Alex Sinclair, David Baron, Pete Pantazis, Hi-Fi, colorists ; Nick J. Napolitano, Travis Lanham, Pat Brosseau, Jared K. Fletcher [and others], letterers ; J.G. Jones and Alex Sinclair, collection cover artists
Aquaman, Kelly Sue Deconnick, writer ; Viktor Bogdanovic, Robson Rocha, Daniel Henriques, Eduardo Pansica, Julio Ferreira, Jonathan Glapion, Ryan Winn, artists; Sunny Gho, colorist ; Clayton Cowles, letterer ; Robson Rocha, Jason Paz, and Alex Sinclair, collection cover artists, V. 2
Superman, Phantom Earth, Brian Michael Bendis, writer ; Ivan Reis, penciller ; Joe Prado, Oclair Albert, inkers ; Alex Sinclair, colorist ; Josh Reed, letterer ; Ivan Reis, Joe Prado and Alex Sinclair, collection cover artists, V. 1
Invictus, Geoffrey Thorne, writer ; Tom Raney, Marco Santucci, Dexter Soy, artists ; Mike Atiyeh, Alex Sinclair, colorists ; Rob Leigh, AndWorld Design, letterers ; Bernard Chang and Alex Sinclair, collection cover artists