Building Businesses
That Build Markets.
Sandcastle Management Group is the centralized operating company powering every organization within the White Sands Global Group ecosystem. Through finance, operations, technology, marketing, human resources, and strategic leadership, we create the infrastructure that allows every company to scale faster and perform at its highest level.
Who We Are
One operating system.
Powering five organizations through one integrated operating platform.
Sandcastle Management Group serves as the centralized operating company behind a growing portfolio of businesses. We provide executive leadership, finance, operations, technology, marketing, compliance, and shared services that allow each organization to focus on what it does best. By eliminating duplicated infrastructure, we help every company move faster, operate smarter, and scale with confidence.
The SMG Model
How we power our sister companies.
Shared leadership. Shared infrastructure. Independent brands. Extraordinary results.
01
Centralize
SMG consolidates executive leadership, finance, HR, technology, compliance, and administrative functions into one shared infrastructure — eliminating redundancy and building institutional strength.
02
Optimize
With shared systems in place, each sister company operates leaner and faster — freed from back-office burden and empowered to focus entirely on customers, innovation, and growth.
03
Scale
As the White Sands Global Group family grows, SMG's operating model scales with it — adding new companies, new markets, and new missions without rebuilding the foundation each time.
Our Portfolio
Sister companies.
Castle Development Group International
Real Estate Development
Developing residential and commercial properties with a focus on quality construction, community value, and long-term investment returns across Florida and beyond.
"Building Visions, Investing in Futures"
Mom's OG
Not Your Moms LLC
Food & Beverage · Gainesville, FL
A neighborhood Irish pub and bar & grill in Gainesville, FL serving up great food, cold pints, and the kind of warm hospitality that makes you feel right at home.
"Bar & Grill · Gainesville, FL"
Krav Digital Media Group
Digital Marketing & Media
Precision digital strategies for solopreneurs, side-hustlers, and early-stage startups. Relationships First. Results Follow.
"Relationships First. Results Follow."
Visit Website
Solace Bay
Nonprofit · Domestic Violence Services
A safe harbor for survivors of domestic violence serving Tampa Bay and surrounding counties. Survivor-centered. Trauma-informed. Hope-focused.
"Safe refuge. Lasting healing."
Krav Creative
AI-Powered Creative Agency
An AI-powered creative agency blending cutting-edge technology with bold design thinking. Intelligent impact for brands ready to lead.
"Intelligent Impact | Code the Creative"
Our Foundation
The principles we build on.
Integrity
We operate with transparency and accountability across every entity under our umbrella.
Impact
Every venture we build is designed to create measurable, lasting value for people and communities.
Innovation
We challenge conventional thinking and invest in ideas that push industries forward.
Inclusion
From nonprofits to startups, we believe opportunity should be accessible to everyone.
Leadership
Driven by people
with purpose.
At Sandcastle Management Group, we believe the most meaningful companies are built by people who've had to rebuild something—sometimes themselves.
Our leadership team brings more than executive experience. We bring perspective earned through adversity, entrepreneurship, reinvention, and the responsibility of building organizations from the ground up. That experience shapes how we lead, how we serve our portfolio companies, and how we invest in people.
We don't simply manage businesses. We build environments where people, organizations, and ideas have the opportunity to grow stronger together.
Connect with us
Shawn M. Kesling
Chief Empowerment Officer
Honored to serve as Chief Executive Officer as we enter an exciting new chapter. Together, we're building a company centered on relationships, innovation, and results that create lasting impact.
Rebecca Abraham
Chief Operations & Culture Officer
Her leadership, strategic mindset, and passion for building strong teams and culture drives operational excellence and strengthens the foundation of our organization.
Emily Higginbotham
Chief Creative Officer
Her experience, creativity, and strategic mindset elevate our brand and the impact we create for our clients across every channel.
Luis Zarate
Chief Marketing & Revenue Officer
His strategic mindset, analytical approach, and passion for driving growth shape the future of our clients and our organization.
Valentina Castillo
Chief Information Officer
✦ Staff Sgt. (E-5) · U.S. Air ForceValentina brings deep technology leadership to SMG's infrastructure and digital strategy. She is currently on active duty assignment with the United States Air Force.
Amanda Williams
Senior Vice President, Social Impact & Community Initiatives
Mandy leads SMG's commitment to meaningful community change, championing initiatives in domestic violence awareness and childhood cancer support — turning compassion into lasting impact.
Let's build something
that lasts.
Whether you're a potential partner, investor, or community member — we'd love to connect.
A Letter from Our
Chief Empowerment Officer
Welcome to Sandcastle Management Group.
When I envisioned Sandcastle, I wasn't trying to build another management company. I wanted to build an organization that helps people and businesses become the strongest versions of themselves.
Too often, great organizations are held back—not by a lack of talent or vision, but by fragmented leadership, disconnected departments, and systems that can't keep pace with growth. The result is unnecessary complexity, missed opportunities, and leaders spending more time managing problems than creating solutions.
Sandcastle Management Group exists to change that.
We provide the shared leadership, operational expertise, strategic guidance, financial oversight, marketing capabilities, and infrastructure that allow organizations to focus on what they do best. By strengthening the foundation, we help businesses grow with confidence and clarity.
But our work goes beyond operations.
We believe that every organization is a reflection of its people. When leaders are empowered, teams perform better. When teams are aligned, culture becomes a competitive advantage. And when culture is healthy, extraordinary results naturally follow.
That belief is why my title is Chief Empowerment Officer.
My responsibility is not simply to lead an organization. It is to empower people—to remove barriers, create opportunities, develop leaders, and build an environment where individuals and businesses can reach their fullest potential.
Everything we do is guided by integrity, transparency, accountability, and service. We strive to earn trust through our actions, make difficult decisions with compassion, and pursue excellence without losing sight of the people who make it possible.
Whether you are exploring a partnership, considering joining our team, or simply learning more about who we are, thank you for taking the time to visit.
We believe the strongest organizations aren't built by chance. They are built intentionally—one leader, one team, and one relationship at a time.
Thank you for allowing us to share our story. We hope to become a meaningful part of yours.
"Shared leadership. Shared infrastructure. Independent brands. Extraordinary results."