Pinnaculum · Engineering & Technical Advisory

Engineering & Applied AI for Real-World Systems

Pinnaculum combines engineering, physics- and physiology-based modeling, and data science to develop and validate technologies across healthcare, energy, and advanced technology.

Healthcare   /   Energy   /   Advanced Technology

The approach

Understand the system. Then engineer the solution.

Developing complex technology starts with understanding the physical or biological processes behind the data.

Pinnaculum connects domain science, instrumentation, engineering, computational modeling, and validation. Mechanistic understanding and data-driven methods work together to inform models, measurements, and product decisions.

01 Physics & physiology
02 Engineering & sensing
03 Modeling & AI
04 Validation
05 Product development

Capabilities

Technical depth across the development lifecycle.

01 / ENGINEER

Engineering & product development

Hardware architecture, sensing systems, signal acquisition, systems engineering, prototyping, and technical development.

02 / MODEL

Applied AI & computational modeling

Physics- and physiology-informed modeling, signal processing, algorithm development, machine learning, and hybrid approaches that combine mechanistic understanding with data.

03 / VALIDATE

Validation & data science

Experimental and clinical study design, statistical analysis, algorithm performance assessment, reference-standard comparisons, and scientific evidence generation.

04 / ADVANCE

Technical & product strategy

Technical leadership, feasibility assessment, product architecture, technology diligence, development strategy, and clinical translation.

Industries

Deep expertise. Broad application.

Healthcare & life sciences

Medical devices, physiologic sensing, clinical algorithms, cardiovascular technology, and clinical evidence development.

Energy & physical systems

Engineering, computational modeling, optimization, and technical strategy for complex physical and energy systems.

Advanced technology & AI

Specialized domain expertise for teams applying AI to physical and biological systems, from sensor interpretation to model evaluation and validation.

Demonstrated experience

From physiology to product.

Pinnaculum founder Derek Rinderknecht designed the hardware and algorithm underlying the Vivio System.

That experience spans cardiovascular physiology, sensing, signal processing, computational methods, and clinical validation: connecting the underlying science to an engineered measurement system.

Founder-led by design

Senior expertise, directly applied.

Derek Rinderknecht

Founder & Principal

Derek works directly with clients on engineering, computational modeling, applied AI, technology development, and validation challenges. His experience spans healthcare technology, energy, and complex engineered systems.

Direct access to the person leading the technical thinking, from the first discussion through the engagement.

Ways to engage

Support where it matters most.

A focused problem

Address a defined engineering, modeling, algorithm, or validation challenge.

A development program

Support a technology across design, analysis, testing, and evidence generation.

Technical leadership

Senior advisory or fractional technical leadership for development decisions and product direction.

Start a conversation

Building something difficult?

Tell us what you’re developing and where you need technical clarity, domain expertise, or direct engineering support.

PINNACULUM

Engineering, computational modeling, applied AI, validation, and technical strategy for complex real-world systems.

Contact info@pinnaculum.com
Pinnaculum, LLC
411 E Huntington Drive, Suite 107-128
Arcadia, CA 91006
© 2026 Pinnaculum, LLC. All rights reserved. Founder and Principal: Derek Rinderknecht, PhD