Cassillo Development is a premier residential developer located in Lancaster, New York. Acting as general contractor is the company president, Philip J. Arnold. Complete construction services, remodeling, additions, kitchens and baths designed and executed with the utmost in detail and quality. Reliable, visionary collaboration for 15 years specializing in additions, remodeling, and roofing services. With more than two decades of experience, we know how to make your home suit your needs. Cassillo specializes in kitchen remodeling, bath remodeling, additions, and roofing work. We operate throughout WNY including Amherst, Clarence, Williamsville, Depew, Lancaster, Cheektowaga, West Seneca, Orchard Park, and Tonawanda.