Meet the Team

At the centre are seasoned pros who live and breathe advertising results. They are supported by talented independents chosen to match each task. You get dedication and fresh thinking without the over-billed feeling.

Seasoned Pros

Our core team leads the way in strategy, account management, digital media, brand identity, and design.

Colin McCallum

Colin McCallum

Head of Strategy

Colin McCallum

Head of Strategy

After graduating from Ivey Business, Colin started his career at Maclaren McCann earning his chops on packaged goods. Soon after he launched Megaphone Advertising which rose with the initial dot-com boom. He then joined forces with Groundzero where today he is the agency principle and strategic lead.

MJ Fontaine

MJ Fontaine

Head of Design

MJ Fontaine

Head of Design

OCAD graduate in Communications and Design. MJ has 25 years experience in graphic design. Started her career designing brands for building developments owned by the Reichmann family. In 2003, MJ launched an event design company and a decade later a brand identity boutique. She now leads all graphic design and brand work at Groundzero.

Joseph Gaulton

Joseph Gaulton

Client Care

Joseph Gaulton

Client Care

Joseph started his career in event development. Following his passion for consumer engagement, he spent several years in a brand engagement agency, managing clients and overseeing projects from conception to closure. Joseph has worked with a diverse range of clients including home improvement, the finance sector and entertainment.

Talented Independents

Our trusted network of talented independents is brought in to match the task at hand.

Jim Fitzpatrick

Jim Fitzpatrick

Video Director & Producer

Jim Fitzpatrick

Video Director & Producer

Jim is a director, photographer, and writer with over 20 years of experience developing award-winning digital content for a range of clients. He has worked both agency and client-side of the business and brings a keen understanding of the needs and requirements for both. Jim has established a reputation for leading projects through to completion – on time and on budget.

Mike Jones

Mike Jones

Senior Art Director

Mike Jones

Senior Art Director

Mike is a Senior Art Director who has worked at top agencies in Toronto, Vancouver, and Halifax. He has been creating business-building and award-winning campaigns for some of Canada’s biggest brands and not-for-profits over the past 20 years. Throughout his career, he has won over 75 national and international awards.

Jason Buback

Jason Buback

Senior Copywriter

Jason Buback

Senior Copywriter

Jason is a writer who turns complex ideas into stories that connect with people. His work drives results across diverse sectors and has been recognized at leading award shows, from Cannes to the Canadian HR Awards.

Sean Williams

Sean Williams

Digital Marketing Manager

Sean Williams

Digital Marketing Manager

With over 10 years of experience in all things digital, Sean manages media, analytics, SEO/GEO, and web. He is driven to uncover insights and deliver results.

Vera Chen

Vera Chen

Web Developer

Vera Chen

Web Developer

Vera is a frontend-focused web developer with 8+ years of experience building custom WordPress websites. She specializes in translating mockups into clean, responsive, pixel-perfect builds, with a sharp eye for the details others often overlook. She enjoys solving complex challenges and crafting smooth, high-performing user experiences.

Nathanial Perez

Nathanial Perez

Executive Assistant

Nathanial Perez

Executive Assistant

Nathaniel is an Executive Assistant extraordinaire, supporting research, content, and administrative operations. He brings a keen eye for detail and a high level of efficiency to agency workflows and new business initiatives.

Merceditha Llantos

Merceditha Llantos

Bookeeper

Merceditha Llantos

Bookeeper

Merce has over 15 years of experience in accounting and bookkeeping. She knows her stuff when it comes to balancing the books and paying everyone on time. She handles all agency finances and day-to-day financial items.