Exterior construction & additions
Home Remodeling
Full-service exterior construction.
Exterior remodeling and additions from a crew that already knows how your envelope fits together.
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Overview
One contractor across the seam.
Underdog is an exterior construction company, not only a roofing crew. When a project touches the roof, the siding, and the trim at once — an addition, a dormer, a porch rebuild — having one accountable contractor across all of it removes the seam where problems normally hide.
Exterior projects fail at the joins — where an addition meets the existing roof, where new siding meets old, where a rebuilt porch ties back into the fascia. When two companies own two sides of that join, the seam is exactly where the finger-pointing starts and exactly where the water gets in. We do the roof, the siding, the trim and the framing behind all of it, which means one company answers for the whole detail and there is nobody to blame it on.
Our work

Scope of work
What's included.
The exterior work we take on:
- Additions and dormer construction
- Porch and overhang rebuilds
- Exterior trim and facade stone
- Window and door opening work
- Complete exterior renovations
- One contractor, one point of accountability
What to expect
Scope, permits, and how change orders get priced.
Exterior remodeling turns up surprises behind old cladding — that is the nature of it. The way to stop a surprise becoming a dispute is to agree in advance exactly how surprises are handled.
Site visit and a written scope
We measure, photograph and write an itemised scope: what is included, what is explicitly not, and what the finished detail is meant to look like. Vague scopes are how remodels go wrong, and they go wrong long before anyone picks up a hammer.
Permits and inspections
We pull the permits and coordinate inspections for the work we perform in St. Joseph and Elkhart counties. Structural work, changed openings and additions all need them, and having it done properly is what makes the work count when you come to sell the house.
Built in weather-tight order
Sequence matters more on an exterior project than anywhere else: structure, sheathing, dry-in, then cladding and trim. We do not open more of a building than we can close before the next front comes through — in a Michiana spring that is a decision we make every morning.
Change orders priced the way we agreed
Old walls hide things: undersized headers, rot at the sill plate, wiring that was never meant to be in there. When we find one you get a photograph, a price and a decision to make, in writing, before we carry on. Nothing gets discovered after the fact and added to the final bill.
Where our trade stops
Our focus is the building envelope — roofing, siding, trim, additions and the structural work those require. We do not take on interior finish work, and rather than do it badly we will point you at somebody who does it every day. Knowing where your trade ends is not a limitation on the business; it is most of the reason the work we do keep stays good.
Common questions
Remodeling, answered.
If your question is not here, call (574) 334-6597 and ask. We would rather spend five minutes on the phone than have you guess.
Do you do interior remodeling too?
Our focus is the building envelope — roofing, siding, trim, additions, and the structural work those require. For interior finish work we would rather refer you to someone who does it every day.
Can you handle permits?
Yes. We pull the permits and coordinate inspections for the work we perform in St. Joseph and Elkhart counties.
How do you price remodeling work?
A written scope with itemised pricing after a site visit. Exterior remodeling turns up surprises behind old cladding, so we agree in advance how change orders get priced rather than discovering it mid-project.
The rest of the envelope
We also handle everything around it.
One crew across the whole exterior, so nothing falls into the gap between two contractors.
Free inspection · No pressure
Talk through the project.
A site visit, an itemised written scope, and a straight conversation about what might be behind the old cladding and what it would cost if it is.
Mishawaka, IN · Mon–Fri 7:00am–6:00pm · Sat 8:00am–2:00pm
