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Hyperbound

YC S23

San Francisco, US · Founded 2023 · 30 employees · Hiring · 16 known investors

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Hyperbound provides an AI sales coaching platform that analyzes sales calls and creates AI-powered roleplays to help sales representatives practice and improve their skills. The platform serves sales teams and leaders looking to standardize training, provide real-time feedback, and improve deal closure rates.

Also known as IntelligentSystems Corp. · CleverCall · CleverCall, Hyper · Hyper

AI & Machine LearningEnterprise SoftwareSaaSSales TechAI-Enhanced LearningB2BSalesSales EnablementConversational AIUnited States of AmericaAmerica / CanadaPartly Remote

Founders & leadership· Y Combinator alumni (S23)

Hyperbound was founded in 2023 by Sriharsha Guduguntla and Atul Raghunathan.

SGSriharsha Guduguntla
Sriharsha GuduguntlaCo-Founder & Co-CEOSai Guduguntla is a full-stack engineer and designer with over a decade of product experience. He was a founding engineer at Bloom (YC W21), worked on Salesforce Einstein, conducted research at UC Berkeley's RISE Lab, and holds a degree from UC Berkeley.
ARAtul Raghunathan
Atul RaghunathanCo-Founder & Co-CEOAtul Raghunathan is CTO at Hyperbound and an AI engineer with experience building machine learning personalization systems at scale.
SG
Sriharsha Guduguntla Atul RaghunathanFounder
ER
Eugene ReukaFounding Designer
LR
Luca RondaniniHead of Engineering
MS
Mason SmithChief of Staff
MK
Mia KosoglowFounding Marketing Lead
JN
Josh NorrisDirector of Marketingformer
JT
Jonathan TranFounding ML Engineerformer

Investors · 16

Maiora Rebel Ventureslisted by Maiora Rebel Ventures

How we know: Y Combinator's founder network · Not right? Tell us

Peak XV Partnerslisted by Peak XV PartnersBengaluru · $100K – $10M

How we know: funding news · finance.yahoo.com · open dataset · 5k.vc investor directory · Y Combinator's founder network · Not right? Tell us

Rebel Fundlisted by Rebel FundSan Francisco · $100K – $5M

How we know: Y Combinator's founder network · rebelfund.vc · Not right? Tell us

Roble Ventureslisted by Roble VenturesLos Altos · $200K – $2M

How we know: Roble Ventures's portfolio page · funding news · finance.yahoo.com · the VCSheet dataset · Y Combinator's founder network · Not right? Tell us

Team Ignite Ventureslisted by Team Ignite Ventures
Courtyard VenturesreportedBerkeley · $50K – $100K

How we know: Y Combinator's founder network · Not right? Tell us

FellowsreportedCampbell

How we know: a partner's Signal profile · Y Combinator's founder network · Not right? Tell us

Norwest Venture PartnersreportedMenlo Park · $10M – $30M

How we know: a partner's Signal profile · Not right? Tell us

Sandhill (ex Stonks)reportedSan Francisco

How we know: Y Combinator's founder network · Not right? Tell us

Sequoia CapitalreportedMenlo Park · $100K – $50M

How we know: Y Combinator's founder network · Not right? Tell us

Singularity Venturesreported

How we know: Y Combinator's founder network · Not right? Tell us

Snowflake VenturesreportedMenlo Park · $1M – $20M

How we know: funding news · finance.yahoo.com · open dataset · 5k.vc investor directory · Not right? Tell us

Team IgnitereportedFolsom · $15M

How we know: Y Combinator's founder network · Not right? Tell us

The Riverside CompanyreportedCleveland

How we know: Y Combinator's founder network · Not right? Tell us

Also in the syndicate · 1

Fellows Fund

Funding

SEC filings, press & company announcements

$30M disclosed across 2 rounds · 2025

Source: company announcements and press reports — follow each round's link for the claim.

Images

Hyperbound photo

Related companies · 8

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Yoodli AIYoodli is an AI-powered platform that provides interactive roleplay scenarios to help users improve their communication skills and public speaking confidence. It serves professionals, job seekers, and anyone looking to overcome speaking anxiety.
PlatziPlatzi offers online courses on user research methods and techniques, including qualitative and quantitative approaches, for individuals seeking to master UX research practices.
Zendesk New YorkThis is Zendesk's internal belonging/diversity and inclusion program page, not a company profile page for an external company. It describes Zendesk's internal culture initiatives and leadership development programs.
KenobiKenobi customizes website landing pages for individual visitors by inserting personalized content through a single code snippet, using AI to generate visitor-specific messaging and improve conversion rates.
HighspotHighspot operates a sales enablement platform that helps go-to-market teams manage sales content, deliver training and coaching, and engage buyers with analytics on what works. Founded in Seattle in 2012, the company serves enterprise revenue teams and has raised venture funding from investors including Iconiq Growth, Madrona, Sapphire Ventures, OpenView, Salesforce Ventures, Tiger Global, and B Capital.
PipedrivePipedrive is a cloud-based customer relationship management (CRM) platform designed for small and medium-sized businesses to manage sales pipelines, track leads, and automate sales processes. The platform provides visual sales funnel management, email marketing integration, customer tracking, and reporting tools to help sales teams close more deals efficiently.
CloseClose is a CRM platform that provides sales software for businesses, emphasizing communication features and automated data entry to improve sales representative productivity.

Companies working in the same space as Hyperbound.

Legal entities · 1

corporate structure
IntelligentSystems Corp.

In the news

Hyperbound Raises $15 Million Series A to Make Sales Coaching Scalable with AI Sales Roleplaysfinance.yahoo.com · Sep 2025Sales Upskilling Provider Hyperbound Raises $15 Million Series Aforbes.com · Sep 2025🚀 Hyperbound: Sales Call Roleplay with Realistic AI buyersycombinator.com · Jan 2024🚀 Hyperbound: Hyper-personalize your sales emails at scaleycombinator.com · Jul 2023Hyperbound Funding: $15.0M | $3.2M Revenue | Complete Analysis | Extruct AIextruct.ai

Frequently asked questions

What does Hyperbound do?
Hyperbound provides an AI sales coaching platform that analyzes sales calls and creates AI-powered roleplays to help sales representatives practice and improve their skills. The platform serves sales teams and leaders looking to standardize training, provide real-time feedback, and improve deal closure rates.
Who founded Hyperbound?
Hyperbound was founded by Sriharsha Guduguntla, Atul Raghunathan in 2023.
Who are Hyperbound's investors?
Hyperbound's investors include Y Combinator, Maiora Rebel Ventures, Peak XV Partners, Rebel Fund, Roble Ventures, Team Ignite Ventures, Courtyard Ventures, Fellows and 7 more.
How much funding has Hyperbound raised?
Hyperbound has disclosed $30M raised across 2 rounds.
Where is Hyperbound headquartered?
Hyperbound is headquartered in San Francisco, US.