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Get in Touch with Sienna HR

HR questions rarely come at a convenient time. Whether you need practical support now or just want to explore options, we’re here to help.


If you’d like to discuss HR services, pricing, or timelines, we ask that you book a call. Service-related questions can’t be answered through our main phone line.

Book a Call

Best for discussing your needs, getting recommendations, and exploring next steps.

Chat with Us

Best for quick questions. Use the Chat icon on the bottom right of your screen.

Send Us a Message

Best for starting by email. We typically respond within a couple of hours during business hours.

Phone us

Phone: 1-604-699-1889.

Our main phone line is monitored during business hours.

Business Hours

Monday to Friday

8:30 a.m. to 4:30 p.m. EST.

Compare your local time.

Locations

Mailing Address

365 Sainte-Catherine E St
Unit #373
Montréal, QC
H2X 3X2

Administrative Office

1965 4th Ave W
Unit #202
Vancouver, BC 
V6J 1M8

2026 Closures

Date

Holiday

New Year’s Day

Thursday, January 1

Family Day

Monday, February 16

Good Friday

Friday, April 3

Victoria Day

Monday, May 18

Canada Day

Wednesday, July 1

B.C. Day

Monday, August 3

Labour Day

Monday, September 7

National Day for Truth and Reconciliation

Wednesday, September 30

Thanksgiving Day

Monday, October 12

Remembrance Day

Wednesday, November 11

Holiday Closure

December 21 through January 1