Team — The People Building Belonging | Charge⚡Health
Our Executive Team

The Team Building a Workplace Nurses Love.

Healthcare-experience veterans, clinicians, and game builders — from NarrativeDx, CipherHealth, Trusted Health, Meta, Amazon & EA — on one mission: make hospitals more human.

Our Executive Team

Decades of healthcare experience-science, clinical practice, and world-class consumer technology.

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Kyle Robertson

CEO

Kyle was the co-founder and CEO of NarrativeDx, the industry leader in healthcare experience analytics. NarrativeDx is utilized by over 80% of US hospitals and health systems, including 14 of the top 20 US News and World Report health systems. Kyle was granted 6 patents for his inventions in natural language processing and artificial intelligence.

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Sarah Gray

Chief Nursing Officer

Sarah's extensive experience in clinical nursing and healthcare operations helps Charge's clients enhance engagement and retention among caregivers. As the Founding Clinician at Trusted Health, she has been pivotal in revolutionizing staffing solutions for the healthcare industry. With a clinical background as a Pediatric Clinical Nurse III at UCSF Benioff Children's Hospital and a commitment to evidence-based practices, Sarah brings a wealth of knowledge and leadership to improve workplace cultures and patient outcomes.

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Allie Hoffman

Chief Client Officer

Allie leverages her extensive background in professional services and project management to enhance workplace cultures in healthcare. With over a decade of experience, including roles as Vice President of Professional Services at CipherHealth and Senior Implementation Manager at Memora Health, Allie excels in delivering patient experience solutions across the care continuum.

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Nirjhar Mundkur

Director of Operations

As the Director of Sales and Client Operations at Charge, Nirjhar plays a crucial role in improving caregiver engagement and retention. Under his leadership, notable health systems like HCA and Allegheny Health have seen significant increases in caregiver retention with the implementation of Charge's workplace solution.

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David Sassen

CTO

David is a seasoned technology leader with a career spanning nearly two decades. David specializes in the intersection of gaming and healthcare technology, bringing a unique skill set developed at world-class organizations like Meta, Amazon, and Electronic Arts. David and Kyle met at NarrativeDx, where David served as lead engineer.

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Zach Silverzweig

COO

Zach was co-founder of CipherHealth, where he led technical and business operations for almost ten years, creating the top-ranked Best in KLAS patient engagement solutions. Zach defined the company culture that drove CipherHealth to be the #1 Best Place to Work in healthcare and helped secure over $50M in financing for the business.

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Cameron Jacox

CGO

Cameron has helped launch & scale several high-impact healthcare technology companies. As a two-time startup founder himself, he was most recently Chief Growth Officer at Lark Health, the $1b "unicorn" A.I. platform that delivers chronic disease care for millions with smart connected devices & health-plan integrated chatbots. He has similarly helped scale Primasun (Verily/Google-backed), NarrativeDx (Press Ganey), Vincere Health (Optum), WavelyDx, & Flourish Care. A longtime Austinite, you can find he & his wife, Emily, & their two little ones jogging Ladybird Lake or supporting local QoL initiatives.

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Meet More of Our Team

The full Charge crew — clinicians, engineers, and client partners — is growing. Come say hello.

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Why we build

"It's clear: Charge is delivering a new way to build a workplace culture of positivity & belonging."
— The Journal of Nursing Administration