Grennan Construction

05/25/2026

04/08/2026

Something is VERY wrong in this photo…

We saw this on a home right here in Oakland County, Michigan and had to stop and look twice.

👉 Can YOU spot what’s wrong?

Drop your guess below
(No editing your answer after you see someone else’s 😂)

💥 BONUS:
We’ll pick ONE random person in the comments to win a $25 Amazon gift card

⚠️ Hint: This is something that could cause serious problems for the homeowner

We’ll reveal the answer later tonight 👀

If you own a home in Pontiac, Bloomfield, Rochester, Troy, or surrounding areas, this is exactly why proper installation matters.

If you ever want a FREE roof & skylight inspection, we’ve got you covered.

🌐 www.GrennanConstruction.com

Let’s make today a GREAT day!

248-462-0224

03/20/2026

Spring’s vibrant colors have never looked better when paired with curb appeal from .

Let your exterior shine this spring with a beautiful facade featuring Hardie® siding and trim.

Elevate your exterior design with this inspiration guide:

https://www.jameshardie.com/forms/request-for-inspiration

03/17/2026

It doesn’t have to be to feel lucky when your home has Hardie® siding and trim.

With quality siding from , you don’t have to leave your home’s exterior up to chance.

Learn more about the durability of James Hardie:

https://www.jameshardie.com/why-james-hardie/siding-performance-durability/

03/15/2026

🏆 LAST DAY! 🏆

Voting for The Oakland Press Best of the Best Awards closes TODAY, and we're counting on you!

We're trying to win the Best Roofer and Best Siding Contractor categories yet again. Share with your loved ones as we cross the finish line.

Vote for Grennan Construction one last time: https://oaklandpress.bestinvoting.com/

Thank you for being part of our journey! Our community is invaluable.

03/14/2026

🏆 2 DAYS LEFT! 🏆

Voting for The Oakland Press 2026 Best of the Best Awards closes tomorrow, and we need your support to come out on top!

Select us in both the Best Roofer and Best Siding Contractor categories. Don’t forget to share with friends, family, and customers—every vote counts!

Use this link: https://oaklandpress.bestinvoting.com/

03/13/2026

There are only 3 days left to help us win!

Voting for The Oakland Press Best of the Best Awards closes on the 15th, and we need your support to come out on top.

Click the link below to vote for us in both the Roofer and Contractor categories!

Vote here: oaklandpress.bestinvoting.com/

03/12/2026

🏆 4 DAYS LEFT– We Need Your Support! 🏆

The voting deadline of the 15th is coming up quickly, and we can't win without you!

Click the link below to submit a ballot for us in both the Roofer and Siding Contractor categories. Be sure to share it with your friends, family, and customers—everyone can vote once a day!

🔗 Vote for us here: https://oaklandpress.bestinvoting.com/