Startup Directory
Series B Startups (Page 5)
Track Series B startups by company momentum, founder context, investor activity, hiring signals, and related funding-stage intelligence.
Research Brief
How to evaluate Series B startup lists
A Series B list should be read through maturity, capital use, hiring pressure, and market timing. The same round label can mean different things across software, biotech, hardware, consumer, and infrastructure companies. 100Xfounder ranks these profiles with a funding-first lens, then connects each company to founder data, country context, market category, and related newsroom coverage.
Series B market context
Series B companies often sit at a transition point: proving a wedge, scaling go-to-market, deepening product infrastructure, or preparing for larger enterprise demand. The page currently tracks 259 indexed companies tied to this round context. Readers should compare these companies against adjacent stages, because movement from Seed to Series A or Series A to Series B often changes the risk profile completely.
PPrefect
Prefect is a workflow management system that helps to eliminate data flow problems for companies’ data teams. Data Science Enterprise Software
Last round: Series B Bessemer, $32M Series B in 2021
BHBlue Hexagon
Blue Hexagon offers an on-device machine learning-based malware detection. Cybersecurity Artificial Intelligence ML
Last round: Series B Benchmark, $31M Series B in 2019
FHFOLX Health
Offer genderaffirming hormone therapy (HRT) for transgender, nonbinary and intersex people Healthcare Medical
Last round: Series B Bessemer, $30M Series B in 2022
S6Singularity 6
Singularity 6 is a game development studio dedicated to the idea that games can create deeper, more meaningful experiences. Gaming
Last round: Series B Andreessen Horowitz, $30M Series B in 2021
MHMemora Health
Helping healthcare orgs simplify and automate care journeys Healthcare Artificial Intelligence
Last round: Series B Andreessen Horowitz, $30M Series B in 2023
STSiolta Therapeutics
Siolta Therapeutics is a developer of human microbiome therapeutics intended to prevent and treat inflammatory diseases. Biotech Healthcare Medical
Last round: Series B Khosla Ventures, $30M Series B in 2020, $120M valuation
GGametime
Gametime sells last-minute tickets to the most popular events in sports, music, and theater. Tickets Marketplace
Last round: Series B Accel, $30M Series B in 2022
OOkera
Okera provides secure data access at scale so that data teams have the confidence to unlock the power of their data Data Science
Last round: Series B Bessemer, $27M Series B in 2020
BBastille
Security for the Internet of Things Cybersecurity
Last round: Series B Bessemer, $27M Series B in 2017
GGobble
Gobble is a weekly dinner kit delivery service that helps busy people cook dinner in just 15 minutes. Food & Drinks Delivery
Last round: Series B Khosla Ventures, Andreessen Horowitz, $27M Series B in 2017
EEco
Eco isn’t a bank. It’s something better — a digital wallet that rewards you every time you save, spend or send money. FinTech Crypto
Last round: Series B Founders Fund, Andreessen Horowitz, $26M Series B in 2021
LPLuxury Presence
Website and marketing system used by the world’s leading real estate agents and brokers. Sales and Marketing Real Estate
Last round: Series B Bessemer, $26M Series B in 2021
DealShare
Value-focused social commerce and grocery buying platform.
Last round: Series B $25M
DD-ID
Turning images & videos into Creative Reality experiences Image Recognition Artificial Intelligence
Last round: Series B Y Combinator, $25M Series B in 2022
LHLoop Health
Loop Health is bringing ease and choice to patients seeking major medical treatments. Healthcare Medical
Last round: Series B Khosla Ventures, $25M Series B in 2022
WWonderschool
Helping people start and find in-home infant and toddler education programs and preschools EdTech Kids
Last round: Series B Andreessen Horowitz, $25M Series B in 2022, $99M valuation
KKneron
Kneron develops an application-specific integrated circuit and software that offers artificial intelligence-based tools. Artificial Intelligence Hardware Software
Last round: Series B Sequoia, $25M Series B in 2020
RRITUAL
Ritual is a health technology company that is re-inventing consumer products. Wellness E-Commerce
Last round: Series B Founders Fund, $25M Series B in 2019
SSpotahome
Spotahome is the easiest way to find and book mid to-long term residential rentals 100% online. Real Estate Rental
Last round: Series B Kleiner Perkins, $25M Series B in 2021, $160M valuation
AArevo
Arevo develops technology to enable direct digital additive manufacturing of parts for end use applications in high volume. Manufacturing Robotics Hardware
Last round: Series B Khosla Ventures, $25M Series B in 2021
SHSiren Health
Siren is a developer of a diabetic foot monitoring system Healthcare Medical Devices Hardware
Last round: Series B Khosla Ventures, Founders Fund, $24M Series B in 2020
YYoshi
Contactless Gas & Automotive Services Delivered SaaS Transportation
Last round: Series B Y Combinator, $23M Series B in 2020
MBMighty Buildings
Mighty Buildings is a construction technology company that uses 3D printing, robotics, and automation to build homes. Hardware 3D Tech Construction
Last round: Series B Khosla Ventures, Y Combinator, $22M Series B in 2021, $150M valuation
PPlum
Plum automatically identifies, chills to the perfect temperature, and provides a premium wine-drinking experience. Food & Drinks
Last round: Series B Khosla Ventures, $22M Series B in 2019
QQuartzy
World’s leading solution for consolidating lab communication, inventory management, and lab supply purchasing. Enterprise Software
Last round: Series B Khosla Ventures, Y Combinator, $22M Series B in 2016
EEstimote
Real-world context for mobile experiences, powered by beacons. Safety Compliance Hardware Enterprise Software
Last round: Series B Y Combinator, $21M Series B in 2017
FFoodology
Creating the largest virtual restaurant group in Latin America. Food Delivery Restaurants
Last round: Series B Andreessen Horowitz, $20M Series B in 2022
NNuvocargo
Nuvocargo is the only all-in-one digital platform for trade across the Americas. Logistics Supply Chain Software
Last round: Series B Y Combinator, $20M Series B in 2021, $180M valuation
TOThe Org
The Org is a professional community to explore organization charts for public and private companies. Software Communities
Last round: Series B Sequoia, Founders Fund, $20M Series B in 2021
SSmithRx
Changing the way pharmacy benefits are managed Healthcare
Last round: Series B Founders Fund, $20M Series B in 2022, $100M valuation
OOri
Ori is a smart space company that designs multi-functional, robotic-powered interior solutions. Robotics Architecture Hardware
Last round: Series B Khosla Ventures, $20M Series B in 2022
DDocsApp
DocsApp is an online doctor consultation platform that provides consultation for patients of all age groups in several key disciplines. Healthcare
Last round: Series B Bessemer, $20M Series B in 2020, $150M valuation
LLeadGenius
LeadGenius is an end-to-end sales solution that provides companies with a way to generate, qualify, deliver, and convert leads. Enterprise Software Sales and Marketing Sales Automation
Last round: Series B Y Combinator, $20M Series B in 2016
BBounce
Provide luggage storage for travelers and tourists in cities across the world Marketplaces Consumer Travel
Last round: Series B Andreessen Horowitz, $19M Series B in 2024
PMPop Meals
Delicious & Healthy Meals delivered Food & Drinks Delivery
Last round: Series B Y Combinator, $18M Series B in 2020
TTerminal
Terminal builds engineering teams to accelerate companies. Recruiting Developers
Last round: Series B Kleiner Perkins, $17M Series B in 2019
KKinsa
Kinsa is an early warning system to detect and respond to contagious illness Healthcare Hardware
Last round: Series B Kleiner Perkins, $17M Series B in 2021
OLOpal Labs
Collaborative planning for brand marketing teams. Enterprise Software Collaboration
Last round: Series B Accel, $16M Series B in 2017
TTachyus
We create technology to optimize energy production for the oil and gas industry. Enterprise Software Data Science Energy
Last round: Series B Founders Fund, $15M Series B in 2019, $60M valuation
WWiredScore
WiredScore built Wired Certification, the international digital connectivity rating system for commercial office buildings. Real Estate
Last round: Series B Bessemer, $15M Series B in 2022
MGMino Games
Bring the world together through gaming Gaming
Last round: Series B Andreessen Horowitz, $15M Series B in 2023
EEduvanz
Eduvanz is a fintech Non-banking Finance Company for students seeking financial assistance. FinTech Lending EdTech
Last round: Series B Sequoia, $14M Series B in 2020, $70M valuation
BBus.com
Bus trips to anywhere you need Transportation
Last round: Series B Y Combinator, $14M Series B in 2019
IAIris Automation
We are building revolutionary new ways for drones and unmanned systems to see and navigate the world. Hardware Artificial Intelligence Space Drones
Last round: Series B Bessemer, $13M Series B in 2020
ZZenysis
Zenysis build the software that governments & international organizations need to confront the biggest challenges facing humanity. Data Science Software Politics
Last round: Series B Y Combinator, $13M Series B in 2022
DDoNotPay
DoNotPay is an online robot lawyer that allows anyone to automatically claim asylum in the U.S, U.K, and Canada for free. Legal Tech
Last round: Series B Andreessen Horowitz, Founders Fund, $12M Series B in 2021, $210M valuation
UunitQ
Empowering companies to take charge of their product quality challenges Analytics Design Enterprise Software
Last round: Series B Accel, $11M Series B in 2021
CCover
Cover allows its users to insure anything by taking a picture of what they need to insure. FinTech Insurance App
Last round: Series B Y Combinator, $10M Series B in 2019
JTJob Today
JobToday is a hiring app that matches job seekers and employers by location and other work criteria through its mobile messaging interface. Recruiting
Last round: Series B Accel, $81M Series B in 2021
SSpinLaunch
Send satellites to low-Earth orbit using kinetic energy Space Hardware
Last round: Series B Kleiner Perkins, $71M Series B in 2022
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FAQ
Questions about Series B startups
What is this Series B startup page?
It is a 100Xfounder directory page for Series B startups, combining company profiles, founder context, funding signals, hiring indicators, and internal links into related market pages. 259 companies are currently included in this view.
How are Series B startups selected?
The page uses structured 100Xfounder company and founder data, then groups profiles by funding round. Ordering favors stronger funding, verified company context, founder detail, hiring signals, and useful internal research paths.
How complete is this market page?
This page currently has enough company depth for a full public market brief and inclusion in discovery feeds.
Where should I go next after this Series B list?
Use related founder profiles, company pages, funding-round pages, country hubs, startup jobs, salary-equity pages, and newsroom coverage to understand the broader market context around these companies.
Connected Pillar Routes
Continue discovery through country, industry, stage, funding, and newsroom hubs.