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G-Base Productions

9200 W Sunset Blvd, Suite 804, West Hollywood, CA 90069

10 Projects32 StaffUpdated May 15, 2026

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About

G-BASE (an acronym for Gerard Butler Alan Siegel Entertainment) is a West Hollywood-based feature film production company founded in 2008 by actor/producer Gerard Butler and his manager Alan Siegel. The company has produced over fifteen feature films including the blockbuster 'Has Fallen' franchise (Olympus Has Fallen, London Has Fallen, Angel Has Fallen), Den of Thieves, Greenland, Kandahar, The Plane, and the 2025 sequel Den of Thieves 2: Pantera. In addition to its prolific action/thriller output, G-BASE continues to develop a diverse slate spanning drama, independent film, documentary, television series, and interactive media.

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Key Staff · 32

Contact info for members
A
Alan Siegel

Producers

D
Danielle Robinson

Producers

B
Brendon Boyea

Producer

B
Basil Iwanyk

Producer

J
Johnny Capps

Producer

J
Julian Murphy

Producer

R
Ren Besson

Producers

R
Ross Marroso

Producers

J
Jason Van Eman

Producers

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Marisa Polvino

Producers

K
Kate Cohen

Producers

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Erica Lee

Producer

J
Jonathan Fuhrman

Producer

C
Christian Mercuri

Producer

A
Ali Cherkaoui

1st AD

P
Pablo Barinaga

Production Manager

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Boaz Davidson

Producer

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Jeffrey Greenstein

Producer

J
John Thompson

Producer

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Les Weldon

Producer

D
Dylan Russell

Producer

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Warren Goz

Producer

M
Matt Sidari

Producer

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Scott Steindorff

Producer

S
Steve Barnett

Producer

S
Steve Richards

Producer

J
James Tomlinson

Producer

C
Carsten Lorenz

Line Producer

J
Jeanne McCarthy

Casting Director

K
Kellie Roy

Casting Director

M
Marc Butan

Producer

M
Morgan Robbins

Casting Director

Productions · 10

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