Leadership

Acquisition-tested leadership. Technical depth. Program execution.

MacroVation is led by deep-tech company-building and acquisition experience, paired with hands-on polymer chemistry and program execution leadership. The core team is supported by program operations, chemistry execution, GovCon finance, compliance, and strategic advisors.

01 Principals

Founder, chemistry, and program leadership.

President & CEO

David Sherrer

David Sherrer is President and CEO of MacroVation. His prior record includes founding Nuvotronics and Haleos, two companies built and transitioned to strategic acquirers, and program experience spanning DARPA Phase I–III execution.

  • Prior: Nuvotronics (acquired by Cubic, 2019) and Haleos (acquired by Rohm & Haas, 2002)
  • 125+ issued patents at the leadership level
  • DARPA Phase I–III execution experience
Fuller background at davidsherrer.com

Program Operations

Controller & Compliance

Patricia Simmers

Patricia Simmers leads government-contract accounting, DCAA-aligned controls, and compliance documentation across MacroVation's active programs, maintaining QuickBooks of record.

  • Government-contract accounting
  • DCAA-aligned financial controls
  • Compliance documentation, all active programs
Director, Program Operations

Sam Peltier

Sam Peltier directs program operations, including schedule coordination, documentation flow, vendor coordination, lab logistics support, and deliverable preparation under CEO and technical-lead direction.

  • Schedule and documentation coordination
  • Vendor and lab logistics support
  • Deliverable preparation across active programs
Chemical Laboratory Engineer

Brandi Shepherd

Brandi Shepherd leads hands-on chemistry execution and materials characterization at MacroVation's Fairlawn laboratory, running bench formulation, sample preparation, and test articles across active defense programs.

  • Bench chemistry and formulation
  • Materials characterization and testing
  • Laboratory execution across active programs

Advisors

Advisor

Michael Bortner, PhD

Dr. Michael Bortner is Professor of Chemical Engineering at Virginia Tech, where he directs the Bortner Research Group. He advises MacroVation on materials chemistry, polymer processing, and technical diligence across active defense programs.

  • Professor of Chemical Engineering, Virginia Tech
  • Polymer processing and materials chemistry
  • Technical advisor across active defense R&D programs
Advisor

Rick Thompson

Rick Thompson advises MacroVation on defense program strategy, prime contractor engagement, and DoD transition pathways, drawing on a record of prime-integrator and program-office relationships across U.S. defense platforms.

  • Prime contractor and program-office engagement
  • DoD transition strategy
  • Advisor across active defense R&D programs
02 Partner & transition

Discuss a program, transition path, or technical evaluation.

MacroVation works with government program offices, defense primes, platform integrators, and strategic partners evaluating material-enabled systems for funded programs, follow-on development, or transition.

Contact MacroVation
Email [email protected] Direct 321-350-6886
Address 7586 Old Peppers Ferry Loop, Fairlawn, VA 24141

How the ecosystem fits together

Each entity in the platform has a specific role. Being clear about the boundary between them is part of how it operates.

NuvoNexusHolding and operating platform. Governance, capital allocation, portfolio development. nuvonexus.com
MNEOS SystemsComputational-engineering and institutional-intelligence initiative. mneos.ai
MacroVationFederal contracting, materials R&D, and prototype systems (this site).
Helicon DefenseAllied defense-technology transition (NuvoNexus, LLC d/b/a). helicondefense.com
David SherrerFounder/operator record and present institutional thesis. davidsherrer.com
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