Our Company

Who We Are, What We Do
Grindstone Theatre is a non-profit Edmonton based theatre company established in 2011 by Founder and Artistic Director Byron Martin. Grindstone operates shows, classes and administration out of the Basement Theatre in Holy Trinity Anglican Church in Old Strathcona.

Grindstone is most well known for their improvised musical The 11 O’clock Number! but also produces main stage plays and musicals, produces Blackout Sketch Comedy, provides corporate entertainment, runs public classes, offers school workshops, school performances and free monthly events such as The Open Improv Jam and the Social Scene.

We believe that theatre can change lives for the better; for those who participate in the performing arts, for our audiences and for our community. Join us in making our community a better place through the arts.

Our Mandate
Grindstone Theatre is committed to creating professional opportunities to local emerging artists through high quality theatrical productions.



August 2017

Directed by Byron Martin

Musical Director Vicky Berg

Written by Greg Kotis and Mark Hollman

Stage Manager Erin Hayes

Designed by Skylar Desjardins and Liza Xenzova

Choreography by Byron Martin

Featuring: Bob Rasko, Natalie Czar, Ethan Snowden, Carol Chu, Rachel Matichuk, Jake Tkaczyk, Reed McColm, Tom Edwards, Kristen Finlay, Malachi Wilkins, Victoria Skorobohach, Marc Ludwig, Annette Loiselle, Paul Morgan Donald

Musicians: Thom Bennett, Dan Davis, Josh Mchan

Poster Design by Kelsi Kalmer

Asst. Sewer Liz Grierson


Henry V by William Shakespeare was produced in January 2016 in partnership with The Malachites Theatre Company.

DIRECTOR – Benjamin Blyth
MUSIC DIRECTOR – Danielle LaRose
FIGHT DIRECTOR – Samantha Jeffery

PRESS OFFICER – Paula Blanco Longa
STAGE MANAGER – Kasia Brytan
SET & LIGHTING DESIGN – Sarah Karpyshin

HENRY V – Brynn Lindsey
EXETER – Evan Hall
WESTMORLAND/GOWER – Samantha Jeffery
GLOUCESTER – Phillip Hackborn
FLUELLEN – Brann Munro
CANTERBURY/BURGUNDY – Elizabeth Grierson
DAUPHIN – Miranda Allen
MONTJOY – Kristian Stec
KING OF FRANCE– John Grierson
CONSTABLE – Byron Martin
PISTOL – Benjamin Blyth
NYM/ALICE – Caitlin Goruk

Drinking In America

By Eric Bogosian

Edmonton Fringe 2015

Directed by Brooklyn Ritchie

Featuring Neil Kuefler

SM Candice Stollery

Grindstone presented The Adventures of Chucky and Reggie – Jr. dicks at the 2016 Edmonton Fringe Festival. An improvised detective duo featuring Rachel Kent and Mhairi Munro as Clarkdale’s finest 12 year old detectives; Chucky and Reggie.

Grindstone presented it’s second scripted offering at the 2015 Edmonton Fringe; Here Lies Henry by Daniel MacIvor, featuring Dallas Friesen, Directed by Byron Martin. This captivating solo show follows the life of Henry Tom Gallery the 2nd as he recounts his life in an absurd sort of poetic narrative. The show performed to sold out crowds and received glowing reviews.

The Complete Works of William Shakespeare (Abridged) – 2015
Written by: Adam Long, Daniel Singer, and Jess Winfield
Director: Brooklyn Ritchie
Cast: Byron Trevor Martin, Neil Kuefler, and Mary Hulbert
Production designer: Liza Xenzova
Stage manager: Candice Stollery

In fall of 2014, Grindstone founded Blackout, a sketch comedy troupe that focuses on writing sketch through improvised scenes. Blackout debuted their first show at Edmonton’s NextFest 2015 and then to a nearly sold out run for The Edmonton Fringe Festival 2015 and 2016!

In April 2013, Grindstone mounted its first full scale musical production, HONK! The Ugly Duckling Musical, written by Anthony Drewe and George Stiles which is based on the classic Hans Christian Anderson tale of The Ugly Duckling. This uplifting musical garnered great reviews and heartfelt response from our audiences. Musical Director, Erik Mortimer, was nominated for a Sterling Award for Best Musical Direction.

The 11 O’Clock Number! The Improvised Musical, debuted January 11th, 2012, and now runs at the Basement Theatre in Holy Trinity Anglican Church. The show has toured theatre festivals across North America garnering outstanding reviews and has completed over 300 performances.