Our Design-Build Process
At Costello & Co Construction, we believe exceptional spaces begin with strong partnerships. As a women-owned design-build firm and general contractor serving Oakland County, Michigan, our remodeling process is built on transparency, collaboration, and expert project management — ensuring a seamless experience from concept to completion. Whether you’re planning a whole-home renovation, custom kitchen remodeling, or a thoughtfully designed bathroom renovation, our team guides you through every step with clarity and care.
01
Discovery & Consultation
Every project begins with a conversation. We’ll get to know your style, needs, and vision & share how we can help bring it to life. From there, we’ll schedule an on-site consultation to dive deeper into your space and goals.
02
Design & Planning
We create a design plan that reflects your vision and honors the character of your home. Whether you’re renovating a single space or transforming your entire home, we collaborate closely with you on layouts, materials, finishes, and details, ensuring every element feels personal and intentional.
03
Estimate & Contract
Once the design is finalized, we’ll provide a detailed proposal outlining scope, timeline, and investment. We walk you through every line so you feel confident moving forward. No surprises & no guesswork.
04
Construction & Craftsmanship
This is where the vision becomes reality. Our trusted team manages every detail of the build — keeping your project on time, on budget, and crafted to our highest standards. We maintain clear communication throughout, so you always know what’s happening and what’s next.
05
Final Walkthrough & Beyond
Before we call it complete, we’ll walk the space with you to ensure every detail meets your expectations. But our care doesn’t stop there — we stand behind our work and remain a resource for you long after the project wraps.
Whether you’re remodeling a kitchen, transforming your entire home, or adding custom details, our process is built to ensure care and craftsmanship at every step. Explore our full range of services.
"Costello & Co are amazing! They turned our very bland bathroom into a Tuscan dream! Michelle has such vision and Jamie is so talented. I highly recommend them for any of your remodeling needs!"
Bathroom Remodeling
Bloomfield Hills, Michigan
"Costello & Co was amazing to work with! I came to them with a rental property renovation project and they went above and beyond to help me every step of the way. They also worked with me to fit the project within my budget. They are extremely quick and efficient and leverage their extensive network of resources to make sure the project continues to move efficiently. "
Investment Property Renovation
Royal Oak, Michigan
"I highly recommend Costello & Co for any home improvement project. Michelle & Jamie transformed my laundry room & powder room into usable, modern spaces. My old out-of-date laundry room is now filled with storage, ample counter space & a modern vibe that makes even the boring chore of laundry pleasant.
Laundry Room & Powder Room Remodel
Oakland Township, Michigan