Cornerstone Construction

06/09/2026

Hey neighbours 👋 Mike here from Cornerstone Construction in Oshawa.
Took this tired old staircase down to bare wood and brought it back in solid oak. Before & after 👆
I've got some openings over the next couple of weeks, and I'm happy to take on smaller jobs — carpentry, flooring, stairs, repairs, the stuff that's been sitting on your to-do list.
Red Seal cabinetmaker, licensed & insured, 30+ years in the trade. No job too small.
Got something you've been meaning to get done? Drop a comment or send me a message, and I'll take a look. 👍

05/21/2026

Big news from Cornerstone Construction! 🏗️

After months of work, our brand new website is officially live.

If you’re thinking about a kitchen renovation, basement finishing, bathroom upgrade, or any renovation project in Durham Region — everything you need to know is right there.

✅ Fixed pricing — the number we quote is the number you pay
✅ $300/day penalty if we run late
✅ 5-year written warranty on all workmanship
✅ Daily cleanup and HEPA dust protection
✅ Real-time client portal so you always know what’s happening

We serve Oshawa, Whitby, Bowmanville, Ajax, Pickering, Clarington, Newcastle, Scarborough, Stouffville, and Peterborough.

Check it out and let us know what you think 👇

🌐 cornerstoneconstruction-inc.com

📞 647-521-7383

We Listen, We Build, We Deliver.

White glove kitchen, bathroom, and basement renovations in Oshawa and Durham Region. Licensed, insured, price locked. Call 647-521-7383.

05/13/2026

🍽️ Quartz vs. Granite — which one is actually worth it for your kitchen?

We get this question every single week. So here's the honest answer from someone who's installed both more times than he can count. 😄

Quartz 🏆
✅ Engineered — consistent colour and pattern every slab
✅ Non-porous — no sealing, ever
✅ Stands up to busy family kitchens like a champ
✅ Easier to maintain long-term

Granite 💎
✅ Natural stone — every slab is completely unique
✅ That look and feel you just can't fake
✅ Perfect for the forever home you're investing in
⚠️ Needs sealing once a year — not a dealbreaker, just a reality

💰 Price difference? Usually $10–$20 per square foot, depending on the stone and supplier.

The right choice isn't about what's trending. It's about how you actually use your kitchen.

📌 Save this if you're planning a kitchen reno in the next 12 months — you'll want it when the showroom questions start flying.

05/12/2026

🤔 "How do I know if my renovation quote is actually real?"

Honestly? Great question. We get asked this all the time.

Here are 5 things to check before you sign anything:

❌ Does the quote say "estimate"? That means the number can change. A real quote is fixed.
🔍 Are the materials actually specified? Vague quotes hide expensive surprises.
📅 Is there a start date AND a finish date in writing? If not, you don't have a timeline — you have a hope.
👷 Who is actually showing up every day? You, or subs you've never met?
📋 What happens if something unexpected comes up mid-project? Get that answer before day one.

At Cornerstone, every quote is locked. 🔒
What you approve is what you pay. Period.

Drop your renovation question in the comments 👇 — I read every single one.

&ATuesday

05/11/2026

🏠 Your home should feel like yours again.

Not a construction zone you're tiptoeing through.
Not a mess your spouse is quietly furious about.
Not a "we'll finish that eventually" situation.

I've been in this industry for 30 years. And the one thing I've learned?

The renovation isn't the hard part.

The hard part is finding someone who actually does what they said they were going to do. 😅

That's what we built Cornerstone around. Not just the craft — the commitment.

✅ We show up when we say we will
✅ We clean up at the end of every single day
✅ We finish what we started — on time, every time

Mike

We Listen. We Build. We Deliver. 🔨

05/10/2026

Happy Mother's Day to every mom in Durham Region and beyond. 💙

To the moms who make the house a home — we see you. We appreciate you. Thank you for trusting us in your space.

From our family to yours, we hope today is everything you deserve.

— The Cornerstone Family

📍 Oshawa | Whitby | Ajax | Pickering | Clarington

🌐 cornerstoneconstruction-inc.com

05/10/2026

A family we worked with had been talking about their kitchen for four years.

Four years of the same drawer jamming every morning. Not enough counter space. A layout that made cooking feel like a chore. Four years of thinking — someday.

When they finally called, the first thing they said was "we should have done this years ago." The second thing was "we were scared."

I hear this every week. And I understand it.

People are not afraid of the dust or the noise. They are afraid of losing control. Spending a lot of money and not getting what they pictured. A contractor who disappears after the deposit. A project that runs three months over.

Those fears are real. But they happen because of how a project is set up — not because renovation is unpredictable by nature.

We sat down with this family. Had an honest conversation about how they actually used their kitchen and what their real budget was. Designed everything around that number. Did a Technical Audit before we quoted. Fixed price. Hard finish date. Surgical Site so the dust stayed put. Video update every Friday.

We finished on time.

At the final walkthrough the wife looked at the new kitchen and said something I have not forgotten.

"I feel like I got my mornings back."

That is what this work is actually about.

If something is holding you back — drop it in the comments. Budget questions. Fear of the process. Not knowing where to start. Let us talk about it right here.

— Mike
Cornerstone Construction — We Listen, We Build, We Deliver

05/09/2026

One of the most common things I hear: "I have no idea what a renovation costs. I am afraid to even ask."

Let me be straight with you.

WHAT MOVES THE NUMBER UP OR DOWN?
The size of your space. The condition behind your walls — a newer home and a 1970s home are completely different projects, even if the kitchens look the same size. The materials you choose. And the scope — moving walls, relocating the sink, upgrading electrical, all add cost but also add real value.

REAL DURHAM REGION NUMBERS FOR 2025.
A smaller refresh — new cabinets, countertop, sink, and tile in an existing layout — typically runs $25,000–$40,000 done properly.

A mid-range full kitchen — new everything, possibly moving a wall, stone countertop, and new lighting — typically runs $45,000–$75,000.

A full high-end kitchen — custom cabinetry, premium appliances, structural work — $80,000 and up.

These are honest numbers. Not padded. What good work actually costs right now.

THE QUESTION THAT ACTUALLY MATTERS.
Not what is the cheapest you can get it done for. But what do you want your kitchen to feel like for the next ten years?

A space you are in every single morning is worth getting right.

Questions? Drop them below. No judgment. Just honest answers.

— Mike
Cornerstone Construction — We Listen, We Build, We Deliver

05/08/2026

5 free things to do this weekend before you call a single contractor

Planning a renovation feels overwhelming. Here are 5 things you can do this weekend to get organised. None of them cost a dollar.

1. WRITE DOWN HOW YOU ACTUALLY USE THE SPACE.
Not how you want to. How you actually do right now. Where does everyone stand at dinner? Where do the kids do homework? Your reno should be built around real life — not a magazine.

2. FIND YOUR REAL BUDGET NUMBER.
The number that, if the project came in there, you would feel good. Not stretched. Not stressed. Good. Know this before you talk to anyone.

3. MAKE A MUST HAVE AND NICE TO HAVE LIST.
Must haves: non-negotiable. Nice to haves: you could live without them if the budget needed it. Two lists. Walk into every contractor meeting with both ready.

4. PHOTOGRAPH EVERYTHING THAT BOTHERS YOU.
The drawer that falls off. The cracked tile. The cabinet that swings open. These photos save you from trying to describe everything from memory later.

5. ONE HOUR ON PINTEREST — ONE RULE.
Save photos where you love the FEELING. Not a specific tile or cabinet. Warm and cosy. Bright and airy. Clean and modern. Ten photos. That is your design direction.

Which one are you doing this weekend? Drop it below.

Have a great weekend, Durham Region.

— Mike
Cornerstone Construction — We Listen, We Build, We Deliver

05/07/2026

Earlier this week, I mentioned renovation dust and your HVAC filters. A few of you asked what we actually do on site. Here it is.

Left side of this photo: demo day. Broken plaster. Drywall dust everywhere.

Right side: same site, three weeks later. Zip-Wall barriers, floor to ceiling. HEPA air scrubbers cycle the air every 10–15 minutes. Floor protection on every path. Zipper doors sealed on every entry.

Here is why this matters.

Drywall dust and silica particles are tiny — too small for your regular furnace filter. They settle into your furniture, your bedding, your clothes. Your kids breathe it. A shop vac and an open window do not fix this.

The only real fix is stopping the dust at the source.

Before we touch anything, we build a full Surgical Site. HEPA scrubbers filter 99.97% of particles. Magnetic covers seal your furnace vents so debris never enters your ductwork. On high-dust days, we run negative air pressure so if a seal breaks, air flows IN — not into your living room.

End of every shift — HEPA-vacuum. Full reset. Your home is livable that evening.

We invest over $2,200 in site protection before a single hammer swings. Because your family is still living there.

Left side: what most renos look like. Right side: what yours should look like.

— Mike
Cornerstone Construction — We Listen, We Build, We Deliver