ClosedPublished 22 Sep 2026
Symera Partners /
CIS Security
Symera Partners acquired CIS Security in partnership with the company's management team, Symera and CIS said September 22, 2026.
- Terms
- Undisclosed
- Stage
- Closed
- Seller
- Palmer family




02 / SellerPalmer family
03 / TargetCIS Security
What happened
Terms were not disclosed. CIS will continue to be led by CEO Neill Catton. The Palmer family founded CIS more than 57 years ago.
Who bought CIS Security?
Symera Partners acquired CIS Security from Palmer family (Closed, published 22 Sep 2026).
The source
01
Source
Symera Partners acquired CIS Security in partnership with the company's management team, Symera and CIS said September 22, 2026.
Original filingUnlock with ProTimeline
Announced
Published by the source
Deal Web
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This dealSymera Partners / CIS SecurityClosed · Published 22 Sep 2026
BuyerSymera PartnersTargetCIS SecurityCEO, CIS SecurityNeill CattonThis dealSymera Partners / CIS Security
Closed · Symera Partners acquired CIS Security from Palmer family (Closed, published 22 Sep 2026).
Announced 22 Sep 2026Timeline
Hover or tap a name to see how it connects, and when- Announced
- Published by the source
Deal Web as a list
- Symera Partners (Buyer) acquired this deal. Symera Partners: 1 deal on Carrywatch.
- CIS Security (Target) target this deal. CIS Security: 1 deal on Carrywatch.
- Neill Catton (CEO, CIS Security) named in post this deal. Neill Catton: named in 1 post on Carrywatch.

Next / Profile
Neill Catton
CEO, CIS Security
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