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Recently Funded Series B Startups

Series B companies are in the growth stage, having proven their business model and seeking to scale rapidly. These businesses typically raise $10M-$50M to expand into new markets and optimize for profitability.

Explore 3,609 recently funded series b companies with lead investors, funding amounts, and founding team data.

Last updated: October 2026
Total Companies
3,609
Total Funding
$1.1B
Avg Funding
$45.2M
Global Reach
4
countries

Top Industries for Series B Funding

IndustryCompaniesTotal Funding
Artificial Intelligence (AI)4$240.0M
Energy3$176.4M
Biotechnology2$208.0M
Analytics2$56.4M
Clinical Trials1$66.0M
B2B1$43.0M
E-Commerce1$20.0M
Consulting1$20.5M
Computer1$97.0M
Agriculture1Undisclosed

Series B Companies by City

CityCompaniesTotal Funding
London2$71.4M
Boston2$210.0M
San Francisco2$67.0M
Palo Alto2$82.0M
Minneapolis1$66.0M
New York1$43.0M
Brooklyn1$20.0M
Fall River1$20.5M
Pittsburgh1$97.0M
Altamonte Springs1$55.0M

Recently Funded Series B Companies

Export
London, United Kingdom
Artificial Intelligence (AI)

Flow Engineering develops AI-powered systems engineering software for requirements management, validation, and hardware design workflows.

$50.0M raised
Sep 2026
Boston, United States
Biotechnology

Aktis Oncology is a biotechnology company that designs and develops novel class radiopharmaceuticals.

$175.0M raised
Sep 2024
Minneapolis, United States
Clinical Trials

ShiraTronics develops neuromodulation technology to combat debilitating chronic migraine.

$66.0M raised
Sep 2024
London, United Kingdom
Analytics

BMLL Technologies is the leading, independent provider of Level 3 Historical Data and Analytics for Capital Markets participants.

$21.4M raised
Sep 2024
New York, United States
B2B

Enabling B2B companies to deliver the moments that matter at scale through data-driven direct mail and gifting.

$43.0M raised
Sep 2021
Boston, United States
Analytics

Catalog is a developer of a data conversion and storage platform used to offer the next generation of digital data archives.

$35.0M raised
Sep 2021
Brooklyn, United States
E-Commerce

Parade is an underwear company that creates designer and eco-friendly fabrics undergarments.

$20.0M raised
Sep 2021
Fall River, United States
Consulting

SecZetta providea product for managing 3rd party identity risk

$20.5M raised
Sep 2021
Pittsburgh, United States
Computer

Efficient Computer develops processor technology focused on improving energy efficiency for compute-intensive workloads.

$97.0M raised
Sep 2026
Altamonte Springs, United States
Artificial Intelligence (AI)

Reco is a SaaS security platform that secures AI agents, applications, identities, and workflows.

$55.0M raised
Sep 2026
Austin, United States
Biotechnology

Tiny Health is the leading microbiome health platform for people tackling chronic conditions or looking to optimize overall health

$33.0M raised
Sep 2026
Newark, United States
Energy

TruMarx Data Partners develops SaaS transaction platforms for energy markets.

$1.4M raised
Sep 2024
Namerikawa, Japan
Agriculture

Enowa offers smart farming, agricultural IoT development and agricultural product sales services.

Sep 2023
San Francisco, United States
Information Technology

Airplane is a software development company that offers a software platform for engineers to build internal tools.

$32.0M raised
Sep 2022
Minami-aoyama, Japan
Cyber Security

Spider Labs is an ad fraud detection tool that detects, blocks, and protects web ads from invalid clicks and conversions.

$4.9M raised
Sep 2021
San Francisco, United States
Artificial Intelligence (AI)

Tonic.ai makes data usable for AI and software innovation to accelerate engineering velocity and safeguard data privacy

$35.0M raised
Sep 2021
Redwood City, United States
Elderly

WiderCircle is a provider of an in-personal social platform designed to connect older adults.

$38.0M raised
Sep 2021
Palo Alto, United States
Financial Exchanges

Get funding to exercise your options, plus an upfront payment, all while retaining ownership.

$57.0M raised
Sep 2021
Omaha, United States
Banking

Omaha National is provides workers compensation insurance and payroll services to small and midsize companies through agents and brokers.

$45.0M raised
Sep 2021
Palo Alto, United States
Hardware

QC Ware is a quantum computing software company that engages in the development of enterprise solutions that runs on quantum hardware.

$25.0M raised
Sep 2021
Eresing, Germany
Energy

Reverion develops reversible and carbon-negative power plants using patented biogas technology for renewable energy.

$175.0M raised
Sep 2026
Arlington, United States
Artificial Intelligence (AI)

Quartermaster AI develops maritime technology designed to improve ocean awareness and vessel safety.

$100.0M raised
Sep 2026
Mountain View, United States
EdTech

Accredible provides a digital badge and certificate platform.

Sep 2023
Chattanooga, United States
3D Printing

Branch Technology combines novel 3D printing technology, conventional construction materials, & large-scale robotics.

Sep 2023
Munich, Germany
Energy

Professional OTC energy trading for Europe

Sep 2022
Showing 51 to 75 of 3,609 companies

What is Series B Funding?

Series B funding is the scaling stage. Companies raising Series B have typically proven their business model, built a strong customer base, and are generating significant revenue. The focus shifts from finding product-market fit to aggressively growing market share and building operational scale.

Typical Funding Range

$20M - $60M

The actual amount varies based on market conditions, company traction, and investor appetite.

What It's Used For

Series B capital funds market expansion, significant team growth, international expansion, and major product development initiatives. Companies often use this funding to build out enterprise sales capabilities, invest in brand awareness, and improve operational efficiency.

Who Invests at the Series B Stage?

Series B rounds attract larger venture capital firms and growth-stage investors such as Insight Partners, Tiger Global, General Catalyst, and IVP. Existing investors from earlier rounds frequently participate, and crossover funds may begin to take interest.

Key Metrics Investors Evaluate

Series B companies generally have annual recurring revenue (ARR) in the millions, strong unit economics, growing sales teams, and a proven ability to acquire and retain customers at scale. Investors evaluate the company's ability to become a market leader in its category.

Series B Funding Trends

Based on 3,609 series b companies tracked in the VCBacked database, here is a snapshot of current funding activity at this stage.

Average Funding
$45.2M
Funded Last 12 Months
6
of 25 on this page
Industries Represented
10+
Cities Represented
10+

Top Industries Receiving Series B Funding

3 companies
2 companies
2 companies
1 companies

Top Cities for Series B Startups

1.London
2 companies
2.Boston
2 companies
3.San Francisco
2 companies
4.Palo Alto
2 companies
5.Minneapolis
1 companies

How to Find Series B Startups

Finding companies that have recently raised series b funding is valuable for sales teams, investors, recruiters, and service providers. Series B startups are actively spending their newly raised capital on tools, talent, and services, making them ideal prospects. VCBacked tracks 3,609 series b companies with verified founder contact information, updated regularly as new rounds are announced.

You can narrow your search by filtering companies by industry vertical, city or region, or by exploring specific combinations such as Series B artificial intelligence (ai) companies. Each company profile includes funding details, founder names, and contact information to help you reach out directly.

For a broader view of the startup funding landscape, explore all funding stages or browse companies by our full company directory. Whether you are looking for early-stage startups to invest in or growth-stage companies to sell to, VCBacked provides the data you need to identify and connect with the right companies.

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