Meet The Girl Behind The Welder

Kiana Underkoffler

Founder of Key and Co. and your personal welder

Woman in olive green top, holding hand up with ring, smiling.

Kiana Underkoffler is the founder and creative director of Key and Co.,

A Boise, Idaho–based permanent jewelry brand rooted in minimalism, connection, and intentional design. As a passionate small business owner, Kiana created Key and Co. to offer timeless, welded jewelry that captures life’s most meaningful moments—whether it’s a symbol of friendship, love, or a milestone worth remembering. Blending artistic vision with hands-on craftsmanship, Kiana leads every aspect of the Key and Co. experience—from chain selection and charm styling to custom welding appointments and curated pop-up events. Her approach is grounded in care, quality, and a belief that jewelry should be as personal as the story behind it.

“I'm just a girl who loves making other girls feel beautiful” - Kiana

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Mission

To celebrate life's meaningful connections through timeless, permanent jewelry that empowers our customers to express their individuality and cherish special bonds.

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Vision

To become Treasure Valley's go-to provider for meaningful, minimalist permanent jewelry and to create an experience customers remember and share.