J.J. McGuire General Contractors

J.J. McGuire General Contractors We are one of the largest general contractors in Durham Region.

Our services include general contracting, construction management and design-build services focusing on a comprehensive range of projects and scopes.

08/07/2026
08/04/2026

A MASSIVE ROCKSTALGIA THANK YOU TO OUR FOUNDING COMMUNITY PARTNERS! 🚨🦅❤️

Putting on a festival of this scale takes an incredible village, and we are profoundly grateful for the foundational support of the local businesses and organizations that stand right beside us.

We want to send the biggest, most heartfelt thank you to our Founding Community Partners. From supplying essential gear and fueling our festival family to keeping us safe, energized, and connected, your incredible dedication, generosity, and active participation are the absolute backbone of ROCKSTALGIA. Because of you, we are able to keep the rock 'n' roll spirit alive and thriving in our community! 🛠️✨

Please join us in celebrating and supporting the amazing partners who made it all possible:

⚡ Ontario Power Generation
🚐 Great Canadian RV
🍔 Teddy's Restaurant & Deli
🎸 Long & McQuade Oshawa
🏟️ The Edge Lounge
🎵 BondST
🏗️ J.J. McGuire
🏡 Team Pucci
🚚 The Food Truck Corral
🐆 Jaguar Den
🦁 Jungle Cat World

Thank you all for your outstanding commitment to live music and for being such a vital part of our festival journey! 🙌🔥

Staying cool with help from Nini's Ice Cream Truck!
07/24/2026

Staying cool with help from Nini's Ice Cream Truck!

Yesterday's Paint Night at JJM!
07/24/2026

Yesterday's Paint Night at JJM!

07/18/2026

Thank to our 2026 Hole Sponsors!
- Biglieri Group
- D.G. Biddle & Associates
- Hamilton-Oshawa Port Authority
- H. Kassinger Construction
- Independent Project Managers
- J.J. McGuire General Contractors
- SmartCentres
- Thomas, Efraim LLP

06/15/2026
06/15/2026

Shout out to our friends at J.J. McGuire General Contractors, who are sponsoring our annual golf tourney this year. Thank you for being Champions for Inclusion!

A huge honour for J.J. McGuire to sponsor the Clarington Shamrox's lacrosse team! Let's go Shams!
06/04/2026

A huge honour for J.J. McGuire to sponsor the Clarington Shamrox's lacrosse team! Let's go Shams!

The JJ team had an amazing time at the Gagnon Shooting Range last night!
05/15/2026

The JJ team had an amazing time at the Gagnon Shooting Range last night!

We’re so proud to be returning as a Trailblazer Sponsor for the 9th Annual Hike for Hospice! 💜Supporting this incredible...
05/08/2026

We’re so proud to be returning as a Trailblazer Sponsor for the 9th Annual Hike for Hospice! 💜
Supporting this incredible event means a lot to us, and we’re excited to be there again—whole family included (puppies and all!).
Thank you to everyone at Oak Ridges Hospice for the amazing work you do and for bringing the community together for such an important cause.

Address

880 Farewell Street
Oshawa, ON
L1H6N6

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+19054362554

Website

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