Contact Third Hemisphere
Get in touch with Third Hemisphere. Offices in Sydney, Melbourne, and Singapore. Book a strategy call about your PR, marketing, and communications.
Offices
- Sydney Level 3, 180 George Street, Sydney NSW 2000. 1300 317 589
- Melbourne Level 27, 101 Collins Street, Melbourne VIC 3000. 1300 317 589
- Singapore 160 Robinson Road, #14-04 Singapore Business Federation Center, 068914.
Frequently Asked Questions
How can I contact Third Hemisphere?
You can contact Third Hemisphere through our website contact form, by phone at +61 2 8006 0960, or by visiting our offices. Our Sydney office is at Level 3, 180 George Street, Sydney NSW 2000. We also have offices in Melbourne and Singapore. We typically respond within 24 hours.
What are Third Hemisphere's office hours?
Third Hemisphere's offices are open Monday to Friday, 09:00 to 17:00, local time. For crisis communications, Third Hemisphere provides 24/7 response capability for retained clients through our dedicated crisis hotline.
Does Third Hemisphere offer free consultations?
Yes. Third Hemisphere offers complimentary strategy calls for organisations exploring their PR and marketing options. You can also use our free communications strategy tool for an immediate, personalised assessment of your PR readiness and recommended approach, with no obligation.
What information should I include in my enquiry?
To help us respond effectively, please include your company name, industry, what you are looking to achieve with PR and marketing, your approximate timeline and budget range. This helps Third Hemisphere prepare relevant insights, case studies and examples for your initial conversation.
How quickly does Third Hemisphere respond to enquiries?
Third Hemisphere typically responds to enquiries within one business day. For urgent crisis communications, we offer same-day response for new clients and immediate response for retained clients. If you need urgent help, please indicate this in your enquiry.
Can I book a strategy call directly through the website?
Yes. You can book a complimentary strategy call through our contact page or by completing our free communications strategy tool. Both options let you schedule time directly with a senior strategist who will come prepared with industry-relevant insights and recommendations.

