Costain Costain Construction specializes in building high-end,  luxury custom homes  for clients who want more than just a house — they want a personalized sanctuary crafted to their unique vision, lifestyle, and standards. With locations  north of the river in the  Kansas City Metropolitan area, we serve  Clay and Platte County, but have no boundaries when it comes to location. We proudly build throughout the entire Greater Kansas City region.

Whether you want to  build on your lot, secure a new parcel, or explore  custom build homes near you, our team can bring your  dream home to life with precision, creativity, and craftsmanship.

What is a Custom Home Builder & General Contractor?

Why WE ARE KANSAS CITY'S TRUSTED Luxury Custom Builder and General Contractor.

We know building a new home build is a deeply personal investment. That’s why Costain Construction is committed to delivering a superior experience rooted in trust, transparency, and top-tier quality.

We take pride in delivering exceptional customer satisfaction, personalized service, and beautifully crafted custom homes. At Costain Construction, we maintain a steady pace without ever compromising our high standards — every detail matters when you're building a custom home. We stay in close communication with you throughout the home build process, ensuring your vision is honored at every step.

Building a luxury custom home with us means you're not just a bystander — you're an essential part of the process. You’ll have the opportunity to make thoughtful decisions about your home’s design, layout, and finishes — from flooring and cabinetry to fixtures and more. Let our team guide you through the exciting journey of custom home design — we're here to bring your vision to life.

Our values:

• Personal Service: Direct communication and real-time updates.
• Expert Project Management: A streamlined build with zero compromise on quality.
• High-End Craftsmanship: Fine materials and exceptional attention to detail.
• Customer Satisfaction: Our mission is your complete satisfaction — and your pride in referring us to others.

COMMUNICATION
As custom builders believe in strong communication with every homeowner. Whether it's collaborating with you or coordinating with contractors, engineers, or inspectors, consistent communication ensures your custom built home meets our shared vision.

NO SUPPRISES
You’ll always know exactly what materials, specs, and costs go into your home construction. If you choose to build on your land or lot, we’ll walk you through how the lot size and topography may affect the construction, with full transparency.

NO SHORTCUTS
We don’t cut corners — ever. We take the time to build your home right, from foundation to final touch. Every custom house is subject to rigorous inspections, including a final walkthrough inspection.

FLEXABILITY
Unlike production builders, we offer true flexibility. You’ll be able to personalize plans, materials, layouts, and finishes. We welcome changes, plan them well, and execute them without unnecessary delays.

Your Custom Designed Home!

WANT TO BUILD A Custom Home on Your Land or Lot?

Have land already?  We specialize in custom homes built on your property. Whether it’s rural acreage, a neighborhood lot, or a hillside view, we can assess the land and provide a custom build home solution to suit your lifestyle. If you're ready to build on your land, and create a fully custom designed house, our will team bring craftsmanship and creativity to every step of your new home building journey.

If you're searching for custom homes built on your lot in Clay or Platte County, or

• “build on my property”
• “build my custom home”
• “custom homes to build near me”
• “general contractors near me”
• “find a custom builder"

We’re the builder to call. Costain Construction is an expert in the custom home building industry!

From surveying to navigating zoning and permitting, our experience with build on your lot homes makes your journey seamless.