Transforming Logistics with Intentional Innovation

Since its founding in 2018 by seasoned industry leader Tammy Demery, Tammy S. Demery, LLC has grown into a respected force in logistics, supply chain management, and fuel transport. Headquartered in Frisco, Texas, we are driven by a powerful combination of deep industry knowledge, innovative thinking, and relentless determination.

Officially incorporated in 2022, we are a trusted partner to companies across the U.S., known for delivering high-quality, strategic solutions that span logistics, fuel supply, change management, and organizational transformation.

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Transformations.
Thoughtful Intentions.
Taking Initiative.

Services

Logistics & Supply Chain

Fuel Transport

Consulting & Strategy

Payments & Finance

Real Estate & Development

Sustainability Consulting

What Sets Us Apart

Tailored, Strategic Solutions
Every solution is built with your organization’s unique challenges and goals in mind.
Generational Strength & Perspective
Our team brings a powerful blend of experience and innovation, spanning multiple generations.
Cross-Sector Experience
With strong roots in both the private and public sectors, we offer deep insights into how to drive collaboration and sustainable growth.
Scrappy, Tenacious, and Results-Driven
We operate with grit, speed, and purpose—always pushing toward successful outcomes.
Trusted by Industry Leaders
Our client partnerships include leading corporations and community-driven organizations across the U.S.

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Our Partners & Certifications

What Our Clients Say

"We are pleased with the level of customer satisfaction and appreciate your consistent efforts in maintaining quality service and responsiveness to our needs.

We value our ongoing relationship with Tammy S. Demery and recognize your team's efforts."