About Us

Strategic Support. Disciplined Execution.

Supporting aviation, construction, government, and commercial clients with focused expertise, strategic coordination, disciplined operations, and accountable execution from planning through delivery.

About Us

Where Strategy Meets Execution.

SAPPHIRE821 & Group LLC supports commercial organizations, government agencies, prime contractors and private clients through two focused divisions: Aviation and Construction & Site Solutions. Within Aviation, SAPPHIRE821 also supports qualifying International & Cross-Border Aircraft Ownership engagements. We combine strategic thinking with disciplined operational support, helping clients clarify requirements, organize information, coordinate people and vendors, document decisions and maintain accountability from planning through execution.

Our Mission

To strengthen aviation financial accountability and deliver dependable construction support through integrity, disciplined execution, and client-centered service. We are committed to providing thoughtful guidance, maintaining clear communication, and fostering trusted partnerships that help our clients navigate complex requirements, achieve project objectives, and build lasting value.

Our Vision

To be a trusted partner recognized for integrity, excellence, reliability and accountable execution across the markets we serve, while building lasting relationships and creating meaningful value.

Core Values

Values That Drive Us

Integrity

We communicate honestly, act responsibly, and protect the trust placed in us through every client relationship and engagement.

Excellence

We pursue quality through preparation, discipline, and continuous improvement to deliver consistent, dependable results for clients.

Reliability

We honor commitments and provide dependable support our clients can count on through clear communication and consistent follow-through.

Accountability

We take ownership of our actions, documentation, performance, and results while maintaining transparency throughout every engagement.

Progress

We invest in people, processes, and partnerships while seeking practical ways to improve performance and create lasting value for our clients.

President & Founder

Meet Our President & Founder

Charlotte A. McDowell, MBA, BBA, serves as President of SAPPHIRE821 & Group LLC. She brings approximately 20 years of private-sector and government-contracting experience, including program and contract management responsibilities, FAA lighting-project experience, and construction IDIQ/SABER environments. Her leadership approach emphasizes disciplined documentation, accountability, strategic coordination and client-centered execution across SAPPHIRE821’s Aviation and Construction divisions.

Charlotte A. McDowell

Charlotte A. McDowell, MBA, President