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About Us

[NHIS Service Promise]

National Home Improvement Services located in Altamont, NY is one of the Capital Region's leaders in Home Improvement. Our recipe for success established in the ancient wisdom of the word of God and cultivated one relationship at a time via old-fashioned hard work and honor has made its mark on hundreds of satisfied homeowners in the Capital Region since 2004. The founders of NHIS, Vance and Katia Parella are hard working spouses, parents and missionaries steadfast in the belief that the integrity of our service to you is one in the same as our service to our Nation and God, hence we take your business very serious.

This is a promise we live by and our enduring relationships locally and abroad are evidence of our pledge


Excellence and Professionalism 

The hardworking service partners behind NHIS are composed of loyal family, friends and colleagues of Vance and Katia Parella, proven trade professionals and industry leaders in residential home improvement with vast knowledge and experience in their respective fields who share our core service values that drives NHIS success and separate us from our competitors. 

Insured and Guaranteed

NHIS is a bonded company that holds a 2 million dollar general liability insurance coverage through Dryden Mutual. All of our service work comes with our 1 Year labor guarantee. If there is any issues with liability or service coverage either before a NHIS project commences or after it is completed you can rest assured NHIS has you covered. 

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