LeadIQ logo
Learn more at LeadIQ.com
Onsi logo

Onsi Employee Directory

Financial ServicesEngland, United Kingdom11-50 Employees

Onsi has about 45 employees across 4 continents, most of them in Europe. By country, the largest groups are United Kingdom Of Great Britain And Northern Ireland (68%), United States Of America (9%) and South Africa (6%). Banking and Media & Communications make up 50% of the profiles with a known department. Onsi's workforce spans 12 departments. Onsi's workforce grew 52% between July 2025 and July 2026.

Find Onsi employees' phone numbers or email addresses

Onsi Global Highlights

Location
Employees

Europe
44

Minus sign iconPlus sign icon
  • United Kingdom Of Great Britain And Northern Ireland
    36
  • Netherlands
    3
  • Poland
    1
  • Romania
    1
  • Denmark
    1
  • Italy
    1
  • Switzerland
    1

North America
5

Minus sign iconPlus sign icon
  • United States Of America
    5

Africa
3

Minus sign iconPlus sign icon
  • South Africa
    3

Asia
1

Minus sign iconPlus sign icon
  • India
    1

Europe accounts for 83% of Onsi's workforce, followed by North America (9%) and Africa (6%).

Onsi's Leadership

  • Cfo at Onsi
    R. D.
    Cfo
    Mobile Phone
  • Chief Underwriting Officer at Onsi
    A. S.
    Chief Underwriting Officer
    Mobile Phone
  • Vp Of Strategy And Operations at Onsi
    E. K.
    Vp Of Strategy And Operations
    Mobile Phone
  • Vice President Product at Onsi
    D. S.
    Vice President Product
    Mobile Phone
  • Vp Of Finance And Actuarial at Onsi
    W. F.
    Vp Of Finance And Actuarial
    Mobile Phone
  • Vice President Of Engineering at Onsi
    B. S.
    Vice President Of Engineering
    Mobile Phone
  • Head Of Customer Experience at Onsi
    M. C. F.
    Head Of Customer Experience
    Mobile Phone
  • Head Of Claims Management & Member Support (customer Service) at Onsi
    J. W.
    Head Of Claims Management & Member Support (customer Service)
    Mobile Phone

Onsi Employee Metrics

100%
50%
0%
2026
2025
  • Engineering
  • Operations
  • Analytics
  • Product Management
  • Arts & Design
  • Other
  • Customer Success
  • Banking
  • Finance
  • Branding
  • Media & Communications

Banking is the largest department at 30% of profiles with a known department, up from 0% in July 2025, followed by Media & Communications (20%, up from 0%) and Engineering (13%, down from 23%).

Contact profiles from Onsi

Name
Title
Contact
Location
Last Update
  • Co-Founder & Ceo at Onsi
    A. B.
    Co-Founder & Ceo
    Mobile Phone
    United Kingdom, England
    Oct 14, 2026
  • Co-Founder & Chief Operating Officer at Onsi
    B. H.
    Co-Founder & Chief Operating Officer
    Mobile Phone
    United Kingdom, England
    Oct 14, 2026
  • Chief Underwriting Officer at Onsi
    A. S.
    Chief Underwriting Officer
    Mobile Phone
    United Kingdom
    Oct 08, 2026
  • Cfo at Onsi
    R. D.
    Cfo
    Mobile Phone
    United Kingdom, England
    Oct 08, 2026
  • Vp Of Strategy And Operations at Onsi
    E. K.
    Vp Of Strategy And Operations
    Mobile Phone
    United Kingdom
    Jul 01, 2026
  • Vice President Product at Onsi
    D. S.
    Vice President Product
    Mobile Phone
    United Kingdom
    Oct 14, 2026
  • Head Of Customer Experience at Onsi
    M. C. F.
    Head Of Customer Experience
    Mobile Phone
    United Kingdom, England
    Sep 14, 2026
  • Vp Of Finance And Actuarial at Onsi
    W. F.
    Vp Of Finance And Actuarial
    Mobile Phone
    Netherlands, North Holland
    Nov 10, 2025
  • Vice President Of Engineering at Onsi
    B. S.
    Vice President Of Engineering
    Mobile Phone
    United Kingdom, England
    Oct 01, 2026
  • Head Of Claims Management & Member Support (customer Service) at Onsi
    J. W.
    Head Of Claims Management & Member Support (customer Service)
    Mobile Phone
    United Kingdom, England
    Jul 02, 2026

Frequently Asked Questions

What are the largest departments at Onsi?

Minus sign iconPlus sign iconBanking is the largest department at 30% of profiles with a known department, up from 0% in July 2025, followed by Media & Communications (20%, up from 0%) and Engineering (13%, down from 23%). Onsi's workforce spans 12 departments.

Where are Onsi's employees located?

Minus sign iconPlus sign iconOnsi has about 45 employees across 4 continents, most of them in Europe. Europe accounts for 83% of Onsi's workforce, followed by North America (9%) and Africa (6%). By country, the largest groups are United Kingdom Of Great Britain And Northern Ireland (68%), United States Of America (9%) and Netherlands (6%).

How has Onsi's workforce changed over the past year?

Minus sign iconPlus sign iconOnsi's workforce grew 52% between July 2025 and July 2026. Banking's share of profiles with a known department rose from 0% to 30%.

How many employees does Onsi have currently?

Minus sign iconPlus sign iconOnsi has approximately 45 employees as of October 2026. These team members are located across 4 continents, including Europe, North America and Africa.

Who are Onsi's key employees and leadership?

Minus sign iconPlus sign icon

As of October 2026, Onsi's key employees include:

  • Cfo: R. D.
  • Chief Underwriting Officer: A. S.
  • Vp Of Strategy And Operations: E. K.
  • Vice President Product: D. S.
  • Vp Of Finance And Actuarial: W. F.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

What is Onsi's most common email format?

Minus sign iconPlus sign iconOnsi employees' email format typically follows the pattern of First.Last@collectivebenefits.com. Trying to find reliable and up-to-date employee contact data? Find more Onsi email formats with LeadIQ.

What is Onsi known for?

Minus sign iconPlus sign iconOnsi was founded in 2019 and operates in the Financial Services industry. Explore Onsi's company overview page for more information.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

  • B2B data verified in real-time
  • Sync data to your CRM, & add it to an outreach sequence in one click
  • Integrations with your tech stack for optimal efficiency
  • A patented AI cold email generator
  • Account & contact-level job change tracking

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.