Skip to main content
Caplight Logo









BiSN

BiSN

Private
WarringtonEnergy & Sustainabilityhttps://bisn.com/

Last Round

Grant

Jan 8, 2018

Momentum

Top 10%

of companies Caplight tracks

Company Overview

BiSN is an oil and gas equipment company that provides downhole sealing solutions and services with its patented wel-lok™ sealing technology.

Sector

Energy & Sustainability

Verticals

Advanced Materials, Energy Management

Business Model

B2B

Customer Profile

Services & Consulting

AI Layer

Non-AI

Keywords

plug and abandonmentP&Adownhole sealingbismuth alloywell integritywell abandonmentwell decommissioningmetal-to-metal sealwell interventionwell plugginggas-tight sealcementless pluggingrigless abandonmentoilfield serviceswater shut offadvanced materialssand control

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

BiSN Comparables

Compare BiSN with similar companies based on industry and business-model similarity.

BiSN comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Wellcem AS
84%
Tier 1 Energy Solutions Inc.
80%
Halliburton Company
75%

BiSN Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
GrantJan 8, 2018
VC RoundJul 24, 2017
VC RoundAug 1, 2014

Key People

Founding team and executive leadership

Paul Carragher

CEO

Executive Team

BiSN Investors

Notable investors and investment history

BiSN investors
InvestorRounds
Net Zero Technology CentreGrant
SLB VenturesVC Round
Energy Technology VenturesVC Round
BP VenturesVC Round
GE VenturesVC Round

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 1, 2026

    Open roles increased to 43, 36% of headcount.

  • Jul 20, 2026

    Open roles increased to 43, 6.5x the trailing average.

BiSN Filings

Explore SEC and related filing metadata, where available.

BiSN filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

Filing documents are not displayed on this public page. Request access to learn about available coverage.

Request access

Frequently Asked Questions

Common questions about BiSN's valuation, stock price, and market status.

Is BiSN a public or private company?

BiSN is a private company.

What is the current stock price of BiSN?

BiSN is a private company with no public stock price. No recent secondary market data is available.

How much is BiSN worth (valuation)?

Valuation information for BiSN is not publicly available.

Can I buy BiSN stock?

BiSN shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was BiSN's last funding round?

BiSN's most recent funding round was Grant on January 8, 2018.

Who are the main investors in BiSN?

Investor information for BiSN is not publicly disclosed.

Will BiSN IPO soon?

No public IPO plans have been announced for BiSN.

How can I track BiSN secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor BiSN's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersWarrington
Employee Range68
Year Founded2010
Last FundingJan 8, 2018

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.

See something wrong or outdated?