Raised $319M across disclosed rounds.[3][4][5][9]

Series C closed July 2025, led by Oak HC/FT.[1]

post-money valuation is not publicly disclosed.

Named investors include Oak HC/FT, Andreessen Horowitz (a16z), OpenAI Startup Fund, Kleiner Perkins, Optum Ventures, Frist Cressey Ventures, Town Hall Ventures, Smash Capital, Georgian, Founders Circle Capital, Human Capital, Martin Ventures, AIX Ventures, AirTree Ventures.[1][2]

Mike Ng, Co-Founder & President[1][4][5][3][6][7][8]

Nikhil Buduma, Co-Founder & CEO[1][4][5][3][6][7][8]

Richa Gupta, Vice President and Head of Clinical Transformation[3][4][5][6][7][8]

Ben Bohr, VP Operations[3][4][5][6][7][8]

Sara Stieber, Director of Clinical Operations[3][4][5][6][7][8]

Mike Valli, Chief Revenue Officer & Chief Value Officer[3][4][5][6][7][8]

William H. Morris, Chief Medical Officer[3][4][5][6][7][8]

Tejaswi Tenneti, Head of AI ML[3][4][5][6][7][8]

Abridge · abridge.com · Same buyer (health systems), same ambient scribe wedge, but Abridge is narrower on outpatient documentation while Ambience has expanded into inpatient, coding, CDI, and nursing.[1][3]

Suki · suki.ai · Same buyer and ambient scribe category; Suki focuses on ambulatory and voice-command EHR navigation.[3]

Nuance DAX (Microsoft) · nuance.com · Same buyer and workflow; Nuance DAX is the incumbent enterprise ambient scribe, but Ambience claims broader specialty coverage and CDI integration.[1][2]

Tennr · tennr.com · Overlap in health system buyer and revenue-cycle workflow, but Tennr focuses on document intake and prior auth rather than ambient scribing.[3]

The customer proof is company-sourced only. No independent source in this ledger confirms it.[3]

Ask for one referenceable production customer.

Not a recommendation. The first thing this ledger cannot answer.