Skip to content

Niagara LocalYOUR REGION. CONNECTED.

Browse services Browse municipalities About Niagara Local

Browse businesses ↗

← Back to businesses

BASED IN ST CATHARINES

F

· St Catharines

Fourth Avenue Cardiac Clinic

Visit website ↗

◎

Built from public information and not yet checked by us or confirmed by the owner. Is this your business?

CONTACT & LOCATION

Connect with this business.

⌖ Location

300 Fourth Avenue
St Catharines, Ontario

Get directions ↗

◷ Opening hours

Contact the business for current hours.

More in St Catharines ↗

Is your business listed?

Confirm your details and keep your business information up to date.

Claim your free listing →

Niagara LocalYOUR REGION. CONNECTED.

Find Niagara businesses.
Make your next connection.

EXPLORE THE DIRECTORYBrowse businesses ↗Explore the region ↗

FOR NIAGARA

12 municipalities. One directory.
Free business listings.

© 2026 Niagara LocalPhotography & map creditsConnecting Niagara with local business.

Sources & credits

Header collage: Niagara photographs supplied by the site owner. These regional scenes do not represent individual directory listings.

Vineyard: Morning in the Vineyard by Michael Pardo, CC0. Falls: NiagaraFallsPanorama by MamaGeek, CC BY-SA 3.0. Images resized, converted to WebP and cropped for display; adapted falls images remain CC BY-SA 3.0. Regional images illustrate Niagara, not individual businesses. The illustrated Niagara hero is original conceptual artwork; it is not a photograph or a geographical reconstruction. Original category illustrations are used where business image permission has not been established. Queen Street photograph (2007): DimiTalen, CC0. Port Dalhousie photograph (2024): Dough4872, CC BY-SA 4.0; resized and converted to WebP, cropped for display, adaptation under the same license.

Contains information licensed under the Open Government Licence – Niagara Region. Map adapted from the municipal boundaries dataset; simplified for discovery, not navigation. Business information is researched from public sources. Please confirm details with the business.

Community photographs: smiling friends by Viridiana Rivera, Pexels License (illustrative; not identified as Niagara residents or customers). Queen Street storefronts by DimiTalen, CC0. Niagara Falls fireworks by Samericnick, CC BY-SA 3.0. Images converted to WebP, resized where needed and cropped for display; the fireworks adaptation remains CC BY-SA 3.0. Archive photographs do not imply current business occupancy or an upcoming event.