Key and Co.

Key and Co. is a Boise, Idaho–based permanent jewelry business specializing in clasp-less, custom-fit chains welded directly onto the wearer for a seamless, lasting look. We offer high-quality, tarnish-resistant gold-filled and sterling silver jewelry, along with a curated selection of charms for personalization.

Our services include mobile pop-ups, private parties, and event bookings—bringing a stylish, memorable experience to bridal showers, bachelorette parties, birthdays, and corporate gatherings. Each piece is carefully measured, styled, and welded to reflect personal stories, milestones, and connections.

As a locally owned small business, Key and Co. blends craftsmanship, aesthetics, and sentimentality to create jewelry that’s as meaningful as it is beautiful. Whether at a market or at a private event, we focus on delivering an elevated, warm, and Instagram-worthy experience that turns a simple accessory into a lasting memory.