The investment from Sir Terry Leahy and William Currie Group will fund product development and international expansion.
Sirenum
Sirenum offers a workforce management technology platform for shift workers.
Sirenum provides cloud-based workforce management technology for employers of complex and shift-based workforces. The platform helps organisations manage schedules, payroll, and compliance across multiple sectors.
Filed accounts
Net current assets
Shareholders' funds
Employees
Cash, assets and headcount from Sirenum's latest Companies House filing — with year-on-year movement, free with a Winfred account.
Categories
Founders

Benjamin Rubin
CEO and founder
Benjamin brings entrepreneurial experience as founder and chief executive officer of Sirenum, Insectika Biotechnologies Israel, and Giggd. He also serves as interim chief operations officer at Parknav and holds advisory roles at Kidadl.
LinkedInJoshua Pines
Co-founder
Ben Hizak
Co-founder
Investors
- £2.0M
Funding history
The round was led by Bill Currie, Dermot O'Grady, Mark Horrocks, and Sir Terry Leahy to support geographical and product growth.