I am a fashion sewing entrepreneur, founder of Dress Forms Design Studio, LLC, published author of Create the Perfect Fit & Designer Joi’s Fashion Sewing Workshop, McCall Licensed Pattern Designer, Craftsy/ Bluprint instructor, clothing patent owner, Baby Lock spokes designer, and expert in fit. My studio is Designer Joi’s Sewing Factory in Sioux City, Iowa.
DESIGNER JOI'S
PERFECT PATTERN & FIT CLUB
Perfect Pattern & Fit Club is a community of members where Joi teaches pattern-making and fitting lessons in an approachable down to earth style with engaging lessons, unique visuals, and fun- sponsored by Clover Notions. Members can participate in monthly giveaways, contests, and have access to FREE quarterly design events held online. Club membership includes live lessons (apply and replicate as many as you choose), filmed lessons, video shorts, engaging visuals, FREE quarterly bonus classes (valued at over $695+each free), VIP access to Joi for Q&A and more.
Designer Joi™ McCall's Patterns
PERFECT FIT BLOG
THE JOI OF SEWING
Get ready to embark on a new sewing journey with Designer Joi Mahon in this new YouTube series, The Joi of Sewing. She shares her sewing wisdom over the course of 13 episodes to help you learn how to sew.
Check us out by searching The Joi of Sewing on YouTube for the complete series!


WHY CHOOSE CUSTOM COUTURE?
The Complete Couture Experience for your Special Event
Joi is a master of fit and design – perfect fit, beautiful construction, high-end look and details. A memorable experience.
You are involved in the decision-making process from fabric selection, style and price range including the delivery date.
Each gown is available in an unlimited selection of colors & fabrics. All sizes are accommodated because each design is drafted to each individual’s measurements.
View your dress and try it on in sample form before it is cut from the actual fashion fabric. You know what it will look like when finished.
No additional charges for alterations, shipping, length or size.
Personalized, friendly service makes it a fun and rewarding experience to design your own gown and get the dress you’ve always dreamed of.