{"kind":"fund","name":"Sienna Venture Capital","slug":"sienna-venture-capital","answer":"Yes. According to SeedForge's Active Investor Index, Sienna Venture Capital's most recent publicly evidenced investment was announced on October 8, 2026 (Rein Security, series-a), which is within the last 6 months. The index is refreshed weekly and investors without evidence in the last 180 days are removed.","status":"published","citation":"SeedForge Active Investor Index: Sienna Venture Capital, latest evidenced participation announced 2026-10-08. Updated 2026-10-12. seedforge.com/investors/funds/sienna-venture-capital--qhzh3d","logo_url":null,"page_key":"fund--qhzh3d","publicId":"qhzh3d","seo_title":"Sienna Venture Capital: evidenced deal, 8 Oct 2026 (dated)","round_band":"~$25M","type_label":"VC fund","updated_at":"2026-10-12","ages_out_on":"2027-04-06","check_range":null,"stages_seen":"Series A","website_url":null,"related_list":{"href":"/investors/active/cybersecurity/series-a","label":"More active Series A cybersecurity investors"},"coverage_note":"Deals we found in public sources since SeedForge started tracking in August 2026. The fund's full portfolio may be larger.","method_version":"v1.13","participations":[{"round":"series-a","company":"Rein Security","dated_on":"2026-10-08","announced_on":"2026-10-09","closing_date":"2026-10-08","evidence_url":"https://www.linkedin.com/posts/the-techitout-61557a404_rein-security-raises-25m-to-secure-the-ai-activity-7514369166154313728-vVu3","evidence_path":"/investors/funds/sienna-venture-capital--qhzh3d/evidence/2026-10-09--rein-security","closing_source":"researched"}],"tracking_since":"2026-08","answer_question":"Has Sienna Venture Capital invested in the last 6 months?","geography_label":null,"latest_announced":"2026-10-08","meta_description":"Sienna Venture Capital's most recent publicly evidenced investment: Rein Security, series-a, announced October 8, 2026. Refreshed weekly by SeedForge.","corroborated_identity":false,"mandate_geography_label":null}