CASTLE BRAND GROUP

Build the brand. Structure the deal. Create the next revenue stream.

Castle Brand Group works with founders, brands and public figures to turn reputation, intellectual property and audience into durable revenue.

Former head of the Martha Stewart business

Founder of CastleFlexx

20+ years across brands, licensing and partnerships

CastleFlexx

Created and built CastleFlexx from a personal pain problem into a patented mobility brand used by professional athletes, medical professionals and tens of thousands of customers.

https://castleflexx.com

Instagram | Facebook | X | YouTube | TikTok

CastleFIT

Guided stretch and recovery program from CastleFlexx, available on Google Play.

https://play.google.com/store/apps/details?id=com.castlefit.android

Brands

Jooni Pets

Building a new founder-led pet-safety business around a product designed to give owners more control when it matters.

https://joonidog.com

Instagram

Advice is only useful when it changes the business.

Castle Brand Group works at the point where brand strategy, partnerships and execution meet. We identify the opportunity, shape the commercial structure, bring the right people together and stay close until the work is real.

New revenue

Find the product, partnership, channel or licensing opportunity the business should pursue next.

High-value partnerships

Structure and negotiate deals among brands, talent, athletes, retailers and strategic partners.

Founder launches

Turn an idea into a clear offer, a credible story and a business built to sell.

Work measured by what happened next.

Martha Stewart

Helped lead the business through a period of renewed growth, including multi-year QVC and Amazon deals and approximately 30% revenue growth.

CastleFlexx

Created and built CastleFlexx from a personal pain problem into a patented mobility brand used by professional athletes, medical professionals and tens of thousands of customers.

Jooni

Building a new founder-led pet-safety business around a product designed to give owners more control when it matters.

Ronald Acuña Jr.

Sourced and helped close a seven-figure endorsement partnership for Ronald Acuña Jr., coordinating the commercial structure and negotiation through signing. The brand partner remains confidential on this site.

“Dan Castle has negotiated some great deals for Martha Stewart, and he is fun to work with.”

— Martha Stewart

The right opportunity can change the shape of a business.

If you have a brand, audience, product or deal that should be worth more than it is today, let's talk.