Costello Builders

Serving residential clients throughout Lancaster County and the surrounding region, Costello Builders Inc specializes in custom home construction. The firm delivers new single-family homes with tailored floor plans, offering in-house design services that allow homeowners to personalize layouts, finishes, and architectural features. Costello Builders’ portfolio showcases a range of home styles, including two-story colonials, modern farmhouses, ranch homes, and luxury estates. The team assists clients from initial concept through construction completion, providing guidance on lot selection and site evaluation as part of their process. Projects feature energy-efficient building practices and options for high-performance home systems. Based in East Petersburg, Costello Builders Inc draws on local expertise to navigate site planning, permitting, and code compliance unique to municipalities in south-central Pennsylvania.