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(314) 867-4355
Penny Window, St. Louis windows and doors since 1953
A new entry door installed on a St. Louis home
St. Peters, MO

Windows & doors in St. Peters.

Newer St. Charles County neighborhoods where an efficient window and a patio door that glides make daily life better.

The windows St. Peters asks for

We're a St. Louis window and door company that's been family-owned since 1953. We bring the same crews and the same standard to St. Peters that we hold at home, whether it's a single window, a new front door, or a whole-home replacement.

St. Peters filled in as St. Charles County grew, so most of its housing is newer: subdivisions from the 1980s onward with decks, patios, and open floor plans. Homes like these live and die by their openings. A patio door that glides with one hand and seals when it closes, a front entry set level and weatherstripped, and windows that keep the utility bill honest. We install all of it with our own crews, most jobs in one to two days.

Double-hung windows

The St. Louis classic: both sashes open, both tilt in to clean.

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Casement windows

Crank-out windows that seal the tightest and catch a breeze.

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Sliding windows

Horizontal sliders that glide open easy, great for wide openings.

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Bay & bow windows

Projecting windows that add light, a view, and a little room.

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Picture windows

Fixed windows that frame a view and flood a room with light.

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Basement & hopper windows

Tough, tilt-in basement windows that seal out water and air.

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A new entry door installed on a St. Louis home
Most requested in St. Peters

Entry & patio doors in St. Peters

A new patio door that glides with one hand, or a front entry set level and sealed tight. Two of the highest-impact upgrades a St. Peters home can get.

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Why St. Peters calls us

  • Family-owned and operated since 1953
  • Free in-home estimates
  • No subcontractors, our own install crews
  • Limited lifetime warranty
  • Most installations completed in 1 to 2 days

Areas we serve in and around St. Peters

  • Old Town St. Peters
  • Mid Rivers Mall corridor
  • near 370 Lakeside Park
  • Willott Road area

Nearby towns we cover

We install windows, doors, and siding across the metro. Just outside St. Peters, we also work in:

Ready for new windows in St. Peters?

Tell us what you’re thinking about and we’ll set up a free in-home estimate. Our own crews, a straight price, and a limited lifetime warranty.

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