Doors & Windows done right
New windows and doors make your home quieter, more comfortable and more energy-efficient. We remove the old units, install new ones properly sealed and insulated, and finish with clean trim work.
What's included
- Window replacement
- Entry doors
- Interior doors
- Sliding & patio doors
- Trim & custom millwork
- Insulation & sealing
How we work
Free on-site consultation → detailed written estimate → materials, permits & schedule → construction with daily updates → final walkthrough and written warranty on labor.
Questions
Do you provide free estimates?
Yes — all estimates are free and come with a detailed itemized breakdown, so you know exactly what you are paying for.
Are you licensed and insured?
Yes. Montek Group LLC is a general contractor registered with the NYC Department of Buildings (#627827), holds NYC Home Improvement Contractor License #2129853-DCWP and New Jersey HIC License #13VH13930100, and is fully insured.
Planning doors & windows?
Get a free, no-obligation written estimate from Montek Group LLC.