Our customers know us for neatness, efficiency and timely completion of every project. And they appreciate the fact that the owner-operated Koslowsky Construction team is made up of consistent, full-time employees with no unpredictable temporary laborers. For more than a decade, we’ve proven our ability to deliver quality commercial and residential construction, as we continue to established ourselves among Central New York’s most dependable contractors.

Over the years, the Koslowsky Construction team has expertly installed countless windows and doors, and handled thousands of square feet of siding. In addition to our exterior expertise, we’re also skilled at a variety of interior services. Whatever you need, we take pride in bringing maximum value – and guaranteed quality – to every project. Rest assured that all of our laborers are trained in lead- safe work practices, and an EPA-certified supervisor is on site at all times. We are also fully bonded and insured for your protection.