MicroTransponder Funding, Investors & Competitors

MicroTransponder has raised $162M across 6 funding rounds, most recently a $65M Series F in March 2025.

Last MicroTransponder funding round

$65M

Series F · Mar 2025

Cumulative funding MicroTransponder raised

$162M

across 6 funding rounds

Key investors in MicroTransponder

  • Green Park & Golf Ventures
  • U.S. Venture Partners
  • OUP (Osage University Partners)
  • The Vertical Group
  • Action Potential Venture Capital
  • UT Horizon Fund
  • Exceller Hunt Ventures
  • Gilde Healthcare

MicroTransponder Overview

About MicroTransponder

MicroTransponder is a Dallas-headquartered medical device firm specializing in vagus nerve stimulation for neurological recovery. Its Vivistim Paired VNS System, FDA-cleared in 2021, improves upper limb function in ischemic stroke patients six months post-event when paired with rehab therapy. Clinical trials involved over 100 participants across U.S. sites. MicroTransponder expanded to Europe with CE mark in 2023.


Founded

2007

HQ

United StatesDallas, TX

Status

Privately held

Customer focus

B2B

Revenue model

Product sales

MicroTransponder Funding History

MicroTransponder has raised a total of $162M across 6 funding rounds.

MicroTransponder's first fundraising round was a $3M seed round in March 2013. The most recent completed round was a $65M Series F in March 2025.

MicroTransponder funding rounds

MicroTransponder funding rounds
DateStageInvestorsRaisedDeal Summary
Mar 2025Series FU.S. Venture Partners (lead); Action Potential Venture Capital; Green Park & Golf Ventures; Gilde Healthcare; The Vertical Group; Exceller Hunt Ventures; Longitude Capital; OUP (Osage University Partners)$65MMicroTransponder, an Austin, Texas-based medical device company, develops neuroscience solutions to restore sensory and motor function for neurological conditions, particularly chronic stroke survivors. Its FDA-approved Vivistim Paired VNS System is an implantable neurostimulator that delivers electrical pulses to the vagus nerve during therapy sessions, promoting neuroplasticity and improving upper limb function, with real-world data showing 2-3 times better arm function gains compared to therapy alone. On March 12, 2025, MicroTransponder raised $65 million in an oversubscribed Series F funding round led by U.S. Venture Partners, with participation from existing investors Osage University Partners, Action Potential Venture Capital, GPG Ventures (also referred to as Green Park & Golf Ventures), The Vertical Group, and Exceller Hunt Ventures, plus new investors Gilde Healthcare and Longitude Capital. The proceeds are earmarked for expanding commercial operations, R&D efforts, doubling the commercial team, and boosting adoption of Vivistim in stroke recovery programs across U.S. hospitals. The company has achieved significant market penetration, with programs implemented in 20% of Joint Commission Comprehensive Stroke Centers and 50% of Becker's 2024 100 Great Neuro and Spine Programs. Vivistim, approved by the FDA in 2021 for ischemic stroke patients with upper extremity deficits, supports both in-clinic and at-home therapy sessions. Real-world outcomes presented at the 2025 International Stroke Conference further validated its efficacy in six-week protocols. Previously, MicroTransponder raised $73 million in a Series E round in late 2022. The firm operates mostly remotely and partners with leading healthcare providers to establish Vivistim as the standard of care in chronic stroke rehabilitation, aiming to improve quality of life for survivors.
Jun 2022Series EU.S. Venture Partners (lead); Action Potential Venture Capital; Adam Okun; Green Park & Golf Ventures; The Vertical Group; Exceller Hunt Ventures; OUP (Osage University Partners)$73MMicroTransponder is a medical device company based in Austin, Texas, developing neurostimulation technology platforms to treat neurological diseases, including tinnitus and post-stroke motor rehabilitation. The company's lead product is the FDA-approved Vivistim Paired VNS System designed to aid stroke recovery and other neurological conditions. MicroTransponder raised $53 million in Series E funding in June 2022, led by U.S. Venture Partners alongside investors including Action Potential Venture Capital, Exceller Hunt Ventures, Osage University Partners, The Vertical Group, and GPG Ventures. The company has raised over $190 million cumulatively across 16 funding rounds through March 2025. In its most recent Series F round on March 12, 2025, MicroTransponder secured an additional $65 million at a pre-money valuation of $160 million, with new investors Gilde Healthcare and Longitude Capital joining existing backers. The company has demonstrated consistent investor confidence and is positioned as one of the fastest-growing stroke companies transforming the stroke continuum of care.
Nov 2017Series A-$12MMicroTransponder raised $11.6 million in a Series C funding round on November 17, 2017, to support product development, launch preparations, and the progression of pivotal clinical trials. An additional $5.53 million in Series C funding was secured to continue advancing development activities, clinical studies, and therapeutic validation. The company develops implantable neurostimulation devices, including the Vivistim Paired VNS System for stroke recovery and other neurological disorders.
Dec 2015Series CGreen Park & Golf Ventures (lead); UT Horizon Fund$6M-
Sep 2013SeedGreen Park & Golf Ventures (lead); UT Horizon Fund$3MMicroTransponder is a developer of implantable neurostimulation devices designed to treat neurological disorders including stroke recovery and tinnitus management. The company received FDA premarket approval in 2021 for its Vivistim paired VNS system, recognized as the first stroke rehabilitation option using vagus nerve stimulation. By June 2022, MicroTransponder had raised $93 million in total funding across multiple rounds, including a Series E round of $53 million that exceeded the company's previous fundraising milestones. In March 2025, the company raised $65 million in Series F funding led by U.S. Venture Partners at a pre-money valuation of $160 million, with participation from Action Potential Venture Capital, The Vertical Group, Gilde Healthcare, Longitude Capital, Green Park & Golf Ventures, Osage University Partners, and Exceller Hunt Family Office.
Mar 2013SeedGreen Park & Golf Ventures$3MThe company develops an implantable neurostimulation device called the Vivistim paired VNS system for stroke rehabilitation and other neurological disorders, which received FDA premarket approval in 2021.

Who has invested in MicroTransponder?

10 investors have backed MicroTransponder across its funding rounds, including Green Park & Golf Ventures, U.S. Venture Partners, OUP (Osage University Partners), The Vertical Group, Action Potential Venture Capital and UT Horizon Fund.

Lead investors include U.S. Venture Partners and Green Park & Golf Ventures.


MicroTransponder Investors

Investors in MicroTransponder by funding rounds participated
InvestorHQRoundsRoleFirst check
Green Park & Golf VenturesUnited StatesDallas, TX5LeadMar 2013
UT Horizon FundUnited StatesAustin, TX2ParticipantSep 2013
Action Potential Venture CapitalUnited StatesUnited States2ParticipantJun 2022
The Vertical GroupUnited StatesBasking Ridge, NJ2ParticipantJun 2022
U.S. Venture PartnersUnited StatesSan Francisco, CA2LeadJun 2022
Exceller Hunt VenturesUnited StatesDallas, TX2ParticipantJun 2022
OUP (Osage University Partners)United StatesPhiladelphia, PA2ParticipantJun 2022
Adam OkunUnited StatesNew York City, NY1ParticipantJun 2022

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MicroTransponder Competitors

MicroTransponder competitors include listed companies like Johnson & Johnson, Roche, Thermo Fisher Scientific and Danaher, and private ones like Biosplice Therapeutics and Neuralink.

Public and private companies comparable to MicroTransponder
CompanyHQStatusRevenueEBITDAValuationRevenue Multiple
Johnson & JohnsonUnited StatesUnited StatesPublicly listed$94B$40B$651B6.8x
RocheSwitzerlandSwitzerlandPublicly listed$77B$26B$351B4.9x
Thermo Fisher ScientificUnited StatesUnited StatesPublicly listed$45B$11B$243B6.0x
DanaherUnited StatesUnited StatesPublicly listed$25B$6.9B$149B6.6x
Biosplice TherapeuticsUnited StatesSan Diego, CAPrivate--$12B-
NeuralinkUnited StatesUnited StatesPrivate--$9B-

MicroTransponder Public Comps

MicroTransponder is still privately-owned, but its public comps include Samsung, Johnson & Johnson, Roche, Thermo Fisher Scientific, Siemens, Abbott, Danaher, Intuitive Surgical, Medtronic and Stryker.

Last FYEV/RevenueEV/EBITDA
RevenueEBITDALast FYLTM2027ELast FYLTM2027E
Samsung$243B$67B4.4x2.4x15.8x4.4x
Johnson & Johnson$94B$40B7.2x6.8x17.0x18.3x
Roche$77B$26B5.0x4.9x14.6x12.4x
Thermo Fisher Scientific$45B$11B6.3x6.0x26.8x23.6x
Siemens$91B$15B3.0x2.9x18.1x15.7x
Abbott$44B$12B4.6x4.2x17.4x15.8x
Danaher$25B$6.9B7.0x6.6x24.8x21.1x
Intuitive Surgical$10B$3.6B13.0x11.6x36.6x25.7x

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Common questions about MicroTransponder

When was MicroTransponder founded?MicroTransponder was founded in 2007.
Where is MicroTransponder headquartered?MicroTransponder is headquartered in Dallas, TX, United States.
Is MicroTransponder publicly listed?No, MicroTransponder is a private, VC-backed company.
How much funding has MicroTransponder raised?MicroTransponder has raised $162M across 6 funding rounds.
What was MicroTransponder's last funding round?MicroTransponder's last funding round was a $65M Series F in March 2025, led by U.S. Venture Partners.
Who are MicroTransponder's investors?MicroTransponder's investors include Green Park & Golf Ventures, UT Horizon Fund, Action Potential Venture Capital, The Vertical Group, U.S. Venture Partners, Exceller Hunt Ventures, OUP (Osage University Partners), Adam Okun, Gilde Healthcare and Longitude Capital.
Which companies are comparable to MicroTransponder?Companies comparable to MicroTransponder include Johnson & Johnson, Roche, Thermo Fisher Scientific, Danaher, Biosplice Therapeutics and Neuralink.

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