Syllable

San Francisco, United States Founded: 2016 • Age: 10 yrs
AI-based digital assistants for healthcare communication are provided.
Annual revenue $70,079 Latest available
Total funding $85.6M 4 rounds
Employees - Tracked headcount
Investors 4 Known backers
Products 3 Services tracked
Competitors 7 Brand Intelligence

About Syllable

Syllable is a company based in San Francisco (United States) founded in 2016 by Sarel Jooste and Adam Spanbauer. Syllable has raised $85.6 million across 4 funding rounds from investors including Verily, TCV and Oak HC/FT. Syllable has completed 1 acquisition, including Actium Health. Syllable offers products and services including Agent Builder, Prompt Editor, and Audio Channel Support. Syllable operates in a competitive market with competitors including Sensely, Vital, Loyal, Orbita and Aaron.ai, among others.

  • Headquarter San Francisco, United States
  • Founders Sarel Jooste, Adam Spanbauer
  • Sectors
    Technology
    Healthcare
  • Phone
    Locked
  • Website
    Locked
  • Social
    Locked
  • Legal Name Stackbots Technology Private Limited
  • Date of Incorporation 13 Oct, 2017
  • Jurisdiction Bangalore, Karnataka, India
Operational Areas
Technology → Artificial Intelligence & Machine Learning → Unlock Sub-Sector → Unlock Segment
Technology → Artificial Intelligence & Machine Learning → Unlock Sub-Sector → Unlock Segment
Technology → Artificial Intelligence & Machine Learning → Unlock Sub-Sector → Unlock Segment
Technology → Artificial Intelligence & Machine Learning → Unlock Sub-Sector → Unlock Segment
Healthcare → Health Technology & Digital Health → Unlock Sub-Sector → Unlock Segment
Key Metrics
  • Annual Revenue
    $70.08 K (USD)
    -44.76
    as on Mar 31, 2022
  • Net Profit
    $8.55 K (USD)
    -43.89
    as on Mar 31, 2022
  • EBITDA
    $11.73 K (USD)
    -47.3
    as on Mar 31, 2022
  • Total Equity Funding
    $85.6 M (USD)

    in 4 rounds

  • Latest Funding Round
    $40 M (USD), Series C

    Apr 25, 2022

  • Investors
    Verily

    & 3 more

  • Employee Count
    Not available
  • Investments & Acquisitions
Upgrade to premium

Unlock complete access to The Company Check

Get unrestricted viewing across everything we track — from companies and brands to investors, funding rounds, acquisitions, financials, and more.

Upgrade to Premium No viewing limits. Your plan controls exports and screening usage.
Included in your Premium account
  • ✓
    Unlimited viewing on all profiles Companies, investors, financials, funding, acquisitions & directors
  • ✓
    Full access to every database India & global coverage, advanced filters and rich profile details
  • ✓
    Always-on access from your team account Single premium plan for everything you see on the portal

Products & Services of Syllable

Syllable offers a comprehensive portfolio of products and services, including Agent Builder, Prompt Editor, and Audio Channel Support.

Product name locked
Category locked
Primary

Platform for building voice AI agents for call centers.

Product name locked
Category locked
Locked

Editor for creating and managing AI prompts easily.

Product name locked
Category locked
Locked

System for handling voice calls via SIP or PSTN.

People of Syllable

Headcount 50-200
Employee Profiles 24
Board Members and Advisors 5
Employee Profiles
People
Tom Truong
VP, Development & Operations
People
Irene Ma
Director, Finance & Operations
People
Huy Tran
VP, People Ops & Diversity, Equity & Inclusion
People
Kobus Jooste
Co-Founder & CEO

Unlock access to complete

Board Members and Advisors
people
Vignesh Chandramouli
Board Member
people
Angela Lai
Board Member
people
Esther Dyson
Advisor
people
Rick Schlesinger
Advisor

Unlock access to complete

Funding Insights of Syllable

Syllable has successfully raised a total of $85.6M across 4 strategic funding rounds. The most recent funding activity was a Series C round of $40 million completed in April 2022. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.

Investors in Syllable

Syllable has secured backing from 4 investors, including venture fund and institutional investors. Prominent investors backing the company include Verily, TCV and Oak HC/FT.

All
Venture Fund
Institutional
Investor Description Founded Year Domain Location
Venture capital is invested in global technology companies by TCV.
Locked Locked Locked
Investments are made in early-stage healthtech and fintech startups.
Locked Locked Locked
Tech startups are funded by S32, a venture capital entity.
Locked Locked Locked
Premium access

Investor details for Syllable

Investor domains, locations, round participation, and complete history require an active premium plan.

  • Investor domains
  • Investor locations
  • Funding rounds
  • Participation history

Verified entity values are shown only after access is granted.

Investments & Acquisitions by Syllable

Syllable has strategically engaged in corporate development activities, having acquired 1 company. Notable acquisitions include Actium Health.

Investments
Premium access

Investment portfolio details for Syllable

Portfolio company identities, transaction dates, round details, and investment values require an active premium plan.

  • Portfolio identities
  • Transaction dates
  • Round details
  • Investment values

Verified entity values are shown only after access is granted.

Acquisitions
Company Name Description Domain Location Founded Year Amount
AI-powered marketing solutions are delivered for healthcare providers.
Locked Locked 2014 Locked
Premium access

Complete acquisition details for Syllable

Transaction dates, acquired stakes, disclosed values, domains, and locations require an active premium plan.

  • Transaction dates
  • Acquired stakes
  • Disclosed values
  • Domains and locations

Verified entity values are shown only after access is granted.

Financial Statements - Syllable

Premium access

Detailed financials for Syllable

Historical revenue, profit, statement rows, ratios, and trend charts require an active premium plan.

  • Historical revenue
  • Profit trends
  • Statement rows
  • Financial ratios

Verified entity values are shown only after access is granted.

Syllable Comparisons

Syllable Primary company
Description
AI-based digital assistants for healthcare communication are...
Location
San Francisco, United States
Founded Year
2016
Annual Revenue
$70.08 K (USD)
Net Profit
$8.55 K (USD)
EBITDA
$11.73 K (USD)
Employees
Not available
Premium access

Peer comparison for Syllable

Named peer metrics, headcount, funding, location, and side-by-side benchmarks require an active premium plan.

  • Named peers
  • Headcount comparison
  • Funding comparison
  • Operating benchmarks

Verified entity values are shown only after access is granted.

+
Add Comparison
Available on Premium

Competitors of Syllable

Syllable operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as Sensely, Vital, Loyal, Orbita and Aaron.ai, among others.

Company Name Domain Founded year HQ Location Description
Locked Locked Locked
Conversational AI platforms are developed for enterprise healthcare and insurance.
Locked Locked Locked
Vital is recognized for patient experience technology in healthcare.
Locked Locked Locked
Loyal is recognized as a leading digital healthcare platform.
Locked Locked Locked
Conversational AI virtual assistants for healthcare patient engagement are provided.
Locked Locked Locked
Provider of AI-based speech recognition and natural language steering for Telephony
Premium access

Detailed competitors of Syllable

Competitor domains, locations, full profiles, and operating metrics require an active premium plan.

  • Domains and locations
  • Full company profiles
  • Operating metrics
  • Competitive positioning

Verified entity values are shown only after access is granted.

Latest news on Syllable

Premium access

Complete news archive for Syllable

Full article history, source details, and older brand coverage require an active premium plan.

  • Full article archive
  • Source and publication date
  • Older coverage
  • Brand-specific news history

Verified entity values are shown only after access is granted.

Frequently Asked Questions about Syllable

Syllable was founded in 2016 and raised its 1st funding round 1 year after it was founded.

Syllable is headquartered in San Francisco, United States. It is registered at San Francisco, California, United States.

Kobus Jooste is the current CEO of Syllable.

Syllable is a funded company, having raised a total of $85.6M across 4 funding rounds to date.

Annual revenue of Syllable is $70.08K as on Mar 31, 2022.

Founded in 2016 and based in San Francisco, United States, Syllable operates in the healthcare AI sector. AI-driven tools, including the Voice Assistant, Web Assistant, and COVID-19 Vaccine Command Center, are developed for patient interactions. Natural language processing and machine learning models are utilized to deliver information and services through websites or mobile apps. Ontologies covering physician specialties, human diseases, and medical conditions are also maintained.

Syllable's top competitors include Loyal, Sensely and Orbita.

Syllable offers Agent Builder, Prompt Editor, and Audio Channel Support.

Syllable has made 1 acquisition, including Actium Health.

Syllable has 4 investors. Key investors include Verily, TCV, Oak HC/FT, and S32.

Explore millions of companies — effortlessly

Access structured, verified intelligence on 7M+ companies across industries, sectors, and global markets. From early-stage startups to large enterprises, discover ownership, leadership, funding, financials, acquisitions, and market signals — all in one powerful platform.

Free account with essential features Instant access to company reports Enterprise solutions available