Description

Perianth Interior Design is a boutique residential design firm serving the Lehigh Valley, PA - including Allentown, Bethlehem, Easton, and Emmaus - and New York City. Approaching its 25th Anniversary in January 2026, the firm is led by Hilary Unger, NCIDQ, IDS, an award-winning designer, and designs for high-achieving and accomplished professional women.

Hilary specializes in full-home transformations, from large-scale renovations to luxury furnishings. Perianth manages every stage—from the initial concept to the final installation—ensuring every detail reflects each client’s personal style and enhances their lifestyle.

Known for meticulous attention to detail, a collaborative approach, and deep respect for her clients’ vision, Hilary creates comfortable, welcoming homes that balance beauty and lasting value. Whether clients are expanding, downsizing, reimagining a beloved home, or creating a new retreat, Perianth Interior Design makes the journey as enjoyable as the result.

Services Provided
3D Rendering, Art Selection, Basement Design, Bathroom Design, Bedroom Design, Bicycle Storage, Closet Design, Color Consulting, Custom Bathroom Vanities, Custom Beds, Custom Blinds & Shades, Custom Bookcases, Custom Built-ins, Custom Cabinets, Custom Entertainment Centers, Custom Fireplace Mantels, Custom Furniture, Custom Home Bars, Custom Kitchen Cabinets, Custom Pantries, Custom Rugs, Custom Shelving, Custom Storage, Custom Table, Custom Walk-in Closets, Design Consultation, Dining Room Design, Downsizing, Drafting, Entry Design, Floor Plans, Furniture Selection, Handicap-Accessible Design, Home Office Design & Construction, Home Staging, Interior Design, Kids Bedroom Design, Kitchen Design, Laundry Room Design, Lighting Design, Living Room Design, Mudroom Design, Nursery Design, Outdoor Kitchen Design, Playroom Design, Project Management, Space Planning, Sustainable Design, Home Office Design

Areas Served
Allentown, Bethlehem, Center Valley, Coopersburg, Emmaus, Hellertown, Lehigh Valley, Mertztown, Orefield, New York, New Jersey, Pennsylvania, Easton