Red Sift
Red Sift is a cybersecurity company specializing in Email & Messaging Security, founded in 2015 and headquartered in London, United Kingdom. It has raised $64.84M in equity across 4 priced rounds, employs about 102 people, and is privately held.
updated Sep 12, 2026
Latest Red Sift news and company activity
What Red Sift did, dated — selected moves from the record, one per kind, newest first.
- Sep 2026Feature launchRed Sift extends MISA membership with OnDMARC Integration for Microsoft Sentinel
- Jul 2026Product launchRed Sift launches new email defense integrations for Claude and ChatGPT
- Jan 2026RecognitionRed Sift OnDMARC tops G2's Winter Rankings
- Sep 2025PartnershipRed Sift now offered through GuidePoint Security in new partnership
Red Sift Momentum score
30/ 100
Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.
Red Sift funding
Red Sift has raised $64.84M in priced equity. Its most recent round was a Series B in February 2022.
- Equity raised
- $64.84M4 priced rounds
- Last round
- Series BFeb 2022
Red Sift employees and hiring
Red Sift has about 102 employees, up 1% over the last 30 days.
- Employees
- 102
- 30-day change
- +1%
- Open roles
- 0
Red Sift competitors
Security professionals most often compare Red Sift against Sendmarc and PowerDMARC on cybersectools.com. The full competitive set, with overlap scoring, is in the platform.
by search demand for comparison pages on cybersectools.com, 90 days
The other 440 data points.
- Funding historyevery round, every investor named
- Headcount growthvelocity, departments, seniority
- Open jobslive postings, hiring pace, role mix
- Tech stackframeworks, clouds, security
