U.S. Apparel Fit & Sizing Consultancy

Made for the
American fit.

Bridging international apparel development and the U.S. consumer through experienced, thoughtful fit consultation.

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What we do

Better fit. Stronger product.

Specialized fit support for international fashion brands, sourcing teams, and apparel manufacturers developing collections for the U.S. market.

01 /

U.S. Fit Evaluation

Evaluate garment samples for fit, proportion, comfort, balance, and movement against the needs of a defined American target customer.

02 /

Sample Review & Feedback

Provide clear fit observations and actionable recommendations to support revisions with design and technical development teams.

03 /

International Collaboration

Support overseas partners through remote consultation and project-based on-site fittings, subject to scope and availability.

Experience
20+
Years in apparel fitting

Industry experience that goes beyond the sample.

Built on two decades of professional fitting-model work, fashion design education at FIDM, and experience collaborating with Asian and Indian apparel partners.

American Fit Expert brings a U.S.-market perspective to international product development, helping teams make informed fit decisions before garments reach the customer.

Former Design and Pre-Production Consultant at Forever 21 (2007–2013), with extensive fit-model experience across denim, swimwear, lifestyle, and contemporary apparel.

Kellan Sullivan, founder of American Fit Expert
Meet the Founder

Kellan Sullivan

Founder & Lead Fit Consultant

With more than 20 years of professional apparel fitting experience and design and pre-production consulting experience, Kellan brings firsthand insight into American-market fit and international product development.

Selected professional experience

A career built in the fitting room.

Selected apparel brands and companies from past fitting, design, and pre-production work. Names indicate professional experience, not endorsement or current affiliation.

Forever 21bebeSunrise BrandsGUESS?7 For All MankindNYDJStitch FixQVCMichael StarsOakleyprAnaXCVI FashionEXPRESSGap Inc. 1969 DenimJen7 JeansIsaac Mizrahi Ready Made LLCTwelfth Street by Cynthia VincentRobert Rodriguez CollectionHale BobBella DahlDotDotSmileAvalon ApparelPrivate IconLaurie Felt – Los AngelesSecret CharmNovo FashionCOLOURBROOKE, INC.AIKO AND DenimPompous LLCRami KashouWilster ApparelCris LosAngelesBabakulTara Subkoff for bebeBrown Label JeansRanahan JeansLorem
International focus

Built for cross-border collaboration.

Consulting for apparel brands and manufacturing partners across Asia, including:

China  ·  India  ·  South Korea
Japan  ·  Vietnam  ·  Taiwan

Markets listed represent intended service focus, not a claim of prior work in every country.

Inquiries

Let's get the fit right.

For sample reviews, consulting partnerships, and international project inquiries, get in touch to discuss your brand, product category, and development needs.

Start a conversation

Include your company name, country, product category, desired services, and project timeline.

Email inquiry

americanfitexpert@gmail.com