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Case Study

The Sunroom & Office Addition

A screened porch, sunroom, and home office that look like they've always been part of the house — because that was the only acceptable outcome.

← All Projects The Sunroom & Office Addition
12–16 Weeks Duration
Home Addition Project Type
Grand Rapids Area Location

When Moving Isn't the Answer, You Make Your House Fit Your Life

The Challenge

This family had outgrown their home. One parent was working from home permanently, and there was no dedicated office space — just a laptop balanced on the kitchen counter and conference calls taken from the bedroom. At the same time, they craved outdoor living space: a place to host weekend dinners, watch the kids play in the yard, and actually enjoy their backyard beyond a basic patio.

In this market, moving wasn't a realistic option. They loved their neighborhood, their schools, their community. The house was right — it just needed to grow with them. They needed to make their house fit their life, not the other way around.

The Vision

The goal was ambitious: add a screened porch and sunroom that extends the living space year-round AND create a dedicated home office — all without the addition looking "tacked on." This is a brick colonial with real character, and the family was clear from the start: it had to match perfectly. The roofline, the brickwork, the proportions — as if the addition had always been there.

Inside, the sunroom needed to feel like a true extension of the home — large windows flooding the space with natural light, crown molding that matched the existing rooms, and a warmth that made it the room you gravitate toward. The home office needed to be quiet, private, and purpose-built for focused work — no more makeshift setups.

How We Protected Your Investment

This is the most complex type of residential project we take on. A structural expansion requires permits, engineering, foundation work, roofline integration, and seamless exterior matching. There are more ways for it to go wrong than almost any other remodel — which is exactly why the process matters more here than anywhere else.

Before any ground was broken, the project started with a full 3D design showing the addition from every angle. You could see exactly how the new roofline connected to the existing one, how the brick would blend, how the interior flowed into the sunroom. No guessing. No hoping. You approved it, and that's what got built.

Then came the fixed-price contract covering the full scope — foundation, framing, roofing, exterior matching, interior finishing, electrical, HVAC, everything. The number you agreed to is the number you paid. No change-order surprises halfway through a 12-to-16-week build.

A dedicated project manager coordinated every trade, every inspection, every delivery. Your home was protected throughout — work zones sealed off, site kept clean, your family's routine disrupted as little as possible. You shouldn't have to project-manage your own home. With Thornapple, you don't.

The Result

Stand in the backyard today and you can't tell where the original house ends and the addition begins. That was the goal, and that's exactly what was delivered. The brickwork matches. The roofline flows. The proportions feel right. It looks like it's always been part of this home — because now, it is.

Inside, the sunroom floods with natural light through floor-to-ceiling windows. Crown molding matches the existing home. It's the room the family uses most now — morning coffee, weekend reading, evening conversations that stretch longer than they used to because no one wants to leave.

The home office is quiet, private, and purpose-built for focused work. No more conference calls from the bedroom. No more laptop on the kitchen counter. Just a real workspace that lets you close the door and get things done — then open it and be home.

This is what a home addition should be. Not just more square footage. A home that finally fits your life.

Project Details

Location Grand Rapids Area
Project Type Screened Porch + Home Office Addition
Duration 12–16 Weeks

Key Features

  • Screened porch & sunroom addition
  • Floor-to-ceiling windows
  • Crown molding matching existing home
  • Dedicated home office conversion
  • Seamless brick exterior matching
  • Integrated roofline design
  • New foundation & structural framing

Thornapple Protections

  • 3D design preview from every angle
  • Fixed-price contract — no surprises
  • Dedicated project manager
  • Site protection throughout build
  • All permits & engineering handled
  • 2-year workmanship warranty
The Transformation

Before & After

Project Gallery

← Previous Project The Modern Sophistication Bathroom Next Project → The Classic Retreat Bathroom

Outgrowing Your Home? Let's Fix That.

Your home addition starts with a single conversation. Book a free discovery call to share your vision, get honest answers about budget and timeline, and see if Thornapple is the right fit for your family. No commitment. No pressure. Just clarity.

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