Meet Syllable

At Syllable, we are relentless in our pursuit of a better experience for healthcare consumers. Because finding the front door shouldn’t be so difficult.

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Kobus Jooste
Co-Founder and CEO
Kobus Jooste
Co-Founder and CEO
Kobus is a technology leader and former director of software engineering at Google where he worked on the Google Assistant, Google Search, Verily and Google Payments. Prior to Google, Kobus was a technical leader at VMware, IBM Research and various startups in information technology and big data. Kobus has two decades of experience in machine learning, voice recognition and natural language processing.
Photo of Gui Bastos
Gui Bastos
Co-Founder and COO
Gui Bastos
Co-Founder and COO
Gui was a former director of Product Management at eBay where he supervised eBay Large Merchant Tools, eBay Catalogs and the eBay Developers Program. Prior to eBay, Gui worked at BeVocal, a voice technology startup acquired by Nuance, and he was a consultant for Bain & Company. Gui holds an MBA from Stanford Graduate School of Business.
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Andrew Rogers
Co-Founder and Head of Engineering
Andrew Rogers
Co-Founder and Head of Engineering

Prior to Syllable, Andrew was an early employee at Shift Messenger responsible for mobile application development. Before that he was a software engineer at Stellar, the digital currency, and a software engineer at Google on the Google Wallet team and as an early member of the Android Auto group. Andrew holds a degree in Computer Science from the University of Washington.

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Adam Silverman, MD
Chief Medical Officer
Adam Silverman, MD
Chief Medical Officer

Adam has served on the provider side of healthcare for 30 years and received his MD degree from the Pennsylvania State University and completed his Internal Medicine Residency and Chief Residency at the Northwestern University School of Medicine.

Adam joined the University of Connecticut School of Medicine where he served as the Chief of the Division of General Internal Medicine and interim Associate Dean for Clinical Affairs. Adam was the Primary Care Service Line Leader at St Francis Hospital, Hartford, CT and a regional Chief Population Health Officer for Trinity Health. He was a founding member of the CT Institute for Primary Care Innovation.

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Alyssa Lorenzo
Product Manager
Alyssa Lorenzo
Product Manager
Alyssa is an advocate for holistic health be it via non-profits serving under resourced communities and marginalized populations, or tech companies tackling obstacles to equitable healthcare access. She has participated in direct care for at-risk youth, formerly incarcerated veterans, and human trafficking survivors. At Syllable, Alyssa focuses on solutions that address challenges encountered by patients at various access points to services. She received a BA in Medical Anthropology from Stanford University.
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Chris MacMinn
Vice President, Sales
Chris MacMinn
Vice President, Sales

Chris is a proven and innovative sales leader with over 15 years of sales and management experience across multiple sectors of the healthcare industry. He has led sales teams at both large Fortune 100 companies such as Centene, as well as early stage healthtech start-up organizations such as GYANT. Chris holds a finance degree from James Madison University and a MBA from the University of Nevada, Las Vegas.

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Dan Zhang
Product Manager
Dan Zhang
Product Manager
Dan has 10+ years of experience in business development, product, and operations. He has worked with and founded healthcare and education startups in the US and China that build online education platforms, market pharmaceuticals, staff international schools, and improve access to healthcare. Dan received an MBA from USC and an MFA from Antioch University.
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Doug Schneider
Vice President, Sales
Doug Schneider
Vice President, Sales

Doug brings 20 years of healthcare sales experience to the Syllable team, working primarily with companies that partner with providers and health systems to transform the patient experience. He was most recently a Senior Sales Executive at Cipher Health, focused on scaling a patient engagement platform that enables healthcare providers to deliver better patient outcomes across the care journey. Doug was previously a Sales Director at GetWellNetwork and PatientPoint, and started his career at GE Healthcare.

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Holly Choi
Product Manager
Holly Choi
Product Manager

Holly has experience working in software implementation, project management, and product management at both healthcare technology companies and healthcare systems for the last 8 years. She worked on projects, ranging from electronic medical record software and patient intake solution software implementation at Phreesia to hospital wayfinding software at a startup, and most recently, robotic process automation and telehealth initiatives for NewYork-Presbyterian Hospital’s Transformation and Innovation Teams. Holly received a BS in Health Information Management & Systems from The Ohio State University.

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Ian Atkinson, PhD
Chief Architect and Vice President, Engineering
Ian Atkinson, PhD
Chief Architect and Vice President, Engineering

Ian has been building technology for more than two decades in roles at Alphabet (Google Search, Pixel Camera, Verily), Motorola, and multiple healthcare startups. In addition, he spent nearly a decade in healthcare research at the University of Illinois at Chicago developing science and technology for high and ultra-high field MR human neuroimaging. Ian received a PhD in Electrical Engineering from the University of Illinois at Urbana-Champaign.

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Ibrahim Cotran
Senior Product Manager
Ibrahim Cotran
Senior Product Manager

Ibrahim has been building data and AI products for the past decade in a wide range of different industries and companies. Prior to Syllable, his work ranged from Fortune 500 companies to co-founding his own startup. Most recently, Ibrahim was a product lead at Button where he built personalization products for the affiliate industry. Ibrahim graduated summa cum laude with a BS in Mathematics and Economics from Georgetown, and holds a MS in Computer Science from Stanford.

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Irene Ma
Director, Finance and Operations
Irene Ma
Director, Finance and Operations

Irene has over twenty years of finance and accounting experience in both private and publicly held companies. Formerly as a finance consultant, Irene worked extensively with tech and biomedical startup companies. She had a significant role in board and management reporting, budgeting and forecasting, audit management, establishing policies and procedures in Finance and HR, and managing daily accounting operations across eight startup clients. Irene holds two BS degrees in Accounting and Information Systems.

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Josh York
Technical Program Manager
Josh York
Technical Program Manager
Josh is a veteran producer with a passion for building innovative companies. He brings his enthusiasm for creating engaging products, scalable platforms and processes to Syllable. Prior to Syllable, Josh worked on VR and 3d applications including online game development where his projects were awarded with industry accolades and a BAFTA nomination.
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Matthew Gullicksrud
Head of Customer Operations
Matthew Gullicksrud
Head of Customer Operations
Matt is a leader in healthcare IT who spent the past 15 years working with healthcare organizations to help them transform their stacks of paper into true interoperable solutions serving their communities. Matt joins Syllable after spending almost a decade at Cerner Corporation and Siemens, working with healthcare clients to define and execute their interoperability strategy across the continuum of care. He was previously a Senior Consultant with CGI, where he focused on project delivery and product development within the Healthcare Solutions Group.
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Raphael Cendrillon, PhD
Chief AI Officer
Raphael Cendrillon, PhD
Chief AI Officer
Raphael is responsible for the machine learned models and the natural language processing capabilities of the Syllable platform. Prior to Syllable, Raphael was a technical lead in artificial intelligence at Google. He led several teams developing large scale machine learning models in a range of fields including early disease detection for Verily, wireless network optimization for Google Fiber and ad targeting for Google Search. Raphael is a Princeton University Research Fellow, a Stanford University Visiting Researcher and holds a Ph.D. in Electrical Engineering.
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Ritu Tandon
Head of Marketing
Ritu Tandon
Head of Marketing

Ritu is a marketing leader who has dedicated her career to scaling innovation and expanding access within health care and education. Prior to joining Syllable, Ritu built and led the marketing and communications team at Verana Health, a company that analyzes big clinical data sets to accelerate medical research, and at its predecessor DigiSight Technologies, which developed mobile health solutions for health systems. Ritu received a SB from MIT and a MA from Stanford University.

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Tom McCormick
Chief Commercial Officer
Tom McCormick
Chief Commercial Officer

Tom McCormick has over 20 years of experience leading commercial organizations in healthcare. Tom was previously Chief Commercial Officer at Clarify Health, where he scaled the sales team and drove growth across industry segments, and Chief Commercial Officer at Sutherland Healthcare, where he developed long-term, mutually beneficial partnerships with healthcare organizations.

Prior to joining Sutherland, Tom was Senior Vice President at Xerox, where he was responsible for the growth of the Government Healthcare Business that focused on Medicaid service and the Emerging Markets Business. Tom is a healthcare expert who has presented at national and international conferences.

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Tom Truong
Vice President, Development & Operations
Tom Truong
Vice President, Development & Operations

Tom joins Syllable after 37 years as a technology leader and researcher at IBM. Most recently, Tom managed large teams of engineers and operations specialists working on code development and performance evaluation for IBM’s open technologies in Cloud and AI amongst other things. He began his career with the IBM Research team, where he worked on projects in search, knowledge retrieval, and database systems, such as the development of the technology that was the precursor to IBM Watson Jeopardy.

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Trace Zwahlen
Vice President, Sales
Trace Zwahlen
Vice President, Sales

Trace has 20 years of sales experience focused entirely in healthcare and has worked closely with hospitals to deploy novel technologies. As a Sales Director at Nuance Communications, he built extensive experience deploying speech recognition technologies at health systems. More recently, Trace worked with Relias, a company providing clinical education solutions to physicians and nurses to improve patient outcomes, and Interlace Health, where he worked with hospitals throughout the western U.S. to automate the patient forms completion process.

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William Lovelace
Vice President, Sales
William Lovelace
Vice President, Sales

Bill brings over two decades of experience in healthcare, driving sales and partnerships at companies across four sectors: interoperability, ACO Enablement, telehealth and EHRs. He was most recently National Director at Smartlink Health Solutions, where he expanded usage of modern data flow technologies in both acute and ambulatory settings. Previously, Bill worked with both large enterprises and startups including Aetna, medaptus, and Advanced ICU Care, with a focus on deploying innovative technologies at health systems and other provider settings.

Board & Advisors

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Angela Lai
Co-founder and CEO, BetterOmics
Angela Lai
Co-founder and CEO, BetterOmics

Angela Lai is a computer scientist, with decades of experience building complex computing infrastructure and machine-learning platforms at a global scale, including for regulated industries such as health science and financial systems. In 2019, Angela founded BetterOmics to provide the best machine-learning platform for data analysis in life sciences. Angela was previously CTO of GRAIL, where she led the software and bioinformatics team to amass the largest clinical trial data set in oncology, and create a machine-learning platform with bespoke algorithms to detect cancer signals within tumor-derived cell-free nucleic acids in blood.  

Prior to her life science endeavors, Angela spent over a decade at Google, where she was VP Engineering. The systems she built operated the $100B+ business, with innovative products and algorithms in Search and Advertising. 

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Esther Dyson
Executive Founder, Wellville
Esther Dyson
Executive Founder, Wellville

Esther Dyson is the Executive Founder of  Wellville,  a ten-year, five-community project dedicated to showing the value of investing in health as opposed to spending on care. She is also an angel investor in a variety of sectors, including healthcare. In addition to her investment in Syllable, where she is an advisor, her portfolio includes 23andMe (former director), 4D Healthware,  Abridge.ai, BAMF Health (board),  Big Health, Bioz, Boundless.ai (sold to Thrive Global), Care.Coach, CareMESH, Cecelia,  Clover Health, Devoted Health, Element3 Health (board), Eligible, Empathic Technologies, Enso Relief, Epistemic.ai, Ezra.com,  Hawthorne Effect, HealthCelerate, HealthTap, Humanity, Hurdle, i2Dx, Lipidio,  LuminDx, MealShare, Medesk, MedicaSafe, meQuilibrium, Mindright.io, Nanowear, NeuroGeneCES,  Nuna, Omada Health,  PatientsKnowBest, Pocket Naloxone, Prognos.ai, Proofpilot, Resilient, Solera, Startup Health, Supportiv, Tega, Tocagen, Virgo SVS and X-Vax. Follow Esther on Twitter: @edyson.

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Jed McCaleb
Co-Founder, Stellar Development Foundation
Jed McCaleb
Co-Founder, Stellar Development Foundation

Jed McCaleb is co-founder and Chief Architect of the Stellar Development Foundation, an open network that connects the world’s financial infrastructure. In 2014, Jed created Stellar, an open-source blockchain network built to democratize economic participation by making money more fluid, markets more open, and people more empowered.   

An early pioneer in decentralized systems and blockchain technology, he created eDonkey2000 which became one of the largest file-sharing networks in its time. He later created Mt. Gox, the first bitcoin exchange, which was subsequently sold and re-coded by its current owners. He is also a co-founder of Ripple. 

Jed’s devoted his career to developing and leveraging technology that promotes inclusion and transparency. 

Photo of Kobus Jooste
Kobus Jooste
CEO, Syllable
Kobus Jooste
CEO, Syllable
Kobus is a technology leader and former director of software engineering at Google where he worked on the Google Assistant, Google Search, Verily and Google Payments. Prior to Google, Kobus was a technical leader at VMware, IBM Research and various startups in information technology and big data. Kobus has two decades of experience in machine learning, voice recognition and natural language processing.
Photo of Vignesh Chandramouli
Vignesh Chandramouli
Principal, Oak HC/FT
Vignesh Chandramouli
Principal, Oak HC/FT

Vig sits on the Board of Directors at Syllable. He joined Oak HC/FT in 2014 and focuses on growth equity and early-stage venture opportunities in Healthcare. Vig currently serves as a Board Observer at Axial, Cricket Health, Oncology Analytics, TherapyBrands, Unite US, Vesta Healthcare, and VillageMD. Vig is also actively involved with Notable.

Prior to joining Oak HC/FT, Vig was an Associate with LLR Partners, a middle-market growth equity firm, where he focused on investments in healthcare services companies. Vig received a dual Bachelor of Science degree from the University of Pennsylvania’s Wharton School and the School of Engineering and Applied Science.


Major Investors

Oak HCFT logo
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