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About 4AB Solutions

Twenty years leading where the margin for error was zero.

I pair lived operational judgment with a working command of the defense procurement pipeline, so a company's capability reaches the warfighter, the program office, and the resource sponsor in language each one acts on.

Most consultants sell process. I bring what a vendor can't buy and a competitor can't fake: two decades inside the special-operations enterprise, an earned network across the national-security community, and a working map of how requirements and money actually move through the Department of War.

Why 4AB

Experience

Two decades inside the defense and special-operations enterprise. Advice grounded in what the field actually needs, not a slide deck.

Leadership

Commanded organizations from an 8-person element to a 1,300-person force. Fluent in translating between the operator and the flag officer.

Vision

Reads where the threat, the requirement, and the budget are heading, then positions a capability to be relevant before the solicitation drops.

SOF Network

A real, earned network across the special-operations and national-security communities. Warm introductions to the people who own the problem.

Procurement Mastery

Four years resourcing a $13.2B SOF portfolio. Fluent in how SOCOM and the DoW evaluate, budget, contract, and field, from RFI to OTA to program of record.

Background

Founder & Principal: Nathan Stuhlmacher.

I'm Nathan Stuhlmacher, founder and principal of 4AB Solutions and a 20-year U.S. Navy SEAL officer whose career ran the full spectrum, from leading an 8-person element on the ground, to serving as deputy commander of a 1,300-person joint and multinational task force, to advising USSOCOM on a $13.2B annual SOF investment portfolio.

That span is the whole point. Most advisors have seen one altitude; I have operated at all of them, which is exactly what it takes to translate a company's capability into language the warfighter, the program office, and the resource sponsor each understand and act on. The hard part is rarely the technology; it's the requirements, timelines, and budget reality the developer doesn't control.

I pair that operational credibility with a working command of the defense procurement pipeline, executive negotiation training, and an earned network across the special-operations and national-security communities.

  • ROLEFounder & Principal, 4AB Solutions (LLC, S-Corp)
  • SERVICE20-year U.S. Navy SEAL officer · 2004–2024
  • SOCOMResources Advisor, USSOCOM: built the POM & IPL for a $13.2B SOF enterprise budget
  • COMMANDDeputy Commander, Combined Joint Special Operations Task Force – Iraq (1,300+ personnel, 8 partner nations)
  • RECOGDefense Intelligence Agency Director's Award; selected to brief national-level leadership on undersea ISR integration
  • EDUU.S. Naval Academy graduate · Columbia executive course in strategic negotiations
  • CLEARTS/SCI clearance held throughout a 20-year career; current eligibility on request
  • BASEDRichmond, VA region · serving clients nationally
Representative Work

Anonymized, but real.

Counter-UAS

C-UAS capability positioned for SOF evaluation

Mapped a counter-UAS system against SOF requirements and shaped the engagement plan toward the right program offices and decision-makers.

BD & Recruiting

U.S. business development stood up for a defense hardware firm

Drove SOCOM / Army / Air Force / USMC opportunities, coordinated showcases and demos, and screened field-service reps and BD talent.

Capability Narrative

Technical capability translated into mission value

Turned an engineering capability into an executive narrative and concept of employment that operators and program offices could act on.

// Client identities withheld for confidentiality. Subject matter and services shown are real. References available under NDA.

Contact

Tell me what you've built. I'll tell you the path.

Direct line to the founder. No account managers, no layers. A candid assessment of whether and how your capability fits the SOCOM / DoW procurement pipeline.