Man in serious condition after assault on Sean McDermott Street, Dublin
On 25 July 2025, a man in his 40s was assaulted on Sean McDermott Street, Dublin 1, at approximately 10pm and taken to Beaumont Hospital, where he remains in serious condition. The suspects listed in the case file, Sean Conroy (21), Mark Keogh (33), Mark McMahon (55), Braxton Rice (21), and Kian Walshe (22), were previously convicted in a separate case in which Natalie Ennis was held captive and assaulted in a flat at Henrietta House, Dublin 7, with Conroy pleading guilty in September 2024 and the five men being sentenced at Dublin Circuit Criminal Court in early August 2025 to terms of 11 to 15 years. Conroy was also issued a P19 prison disciplinary notice after posting a video from Mountjoy Prison in July 2025. No arrests have been made in the Sean McDermott Street assault, and on 1 August 2025 Gardaí appealed for witnesses and footage from the Sean McDermott Street and Diamond Park area between 9:30pm and 10:30pm on the night of the incident.
- Reported25 Jul
3 reports - Arrestednot reported
- Chargednot reported
- In courtnot reported
- Verdictnot reported
- Sentenced3 Aug
Key facts
consolidated from all reports- What happened
- A man in his 40s was assaulted on Sean McDermott Street, Dublin 1, at approximately 10pm on 25 July 2025 and taken to Beaumont Hospital, where he remains in serious condition.
- Natalie Ennis was held captive for three hours in a one-bedroom flat at Henrietta House, Dublin 7, where her hair was cut off and she was threatened with rape.
- Where
- The assault took place on Sean McDermott Street, Dublin 1, and the injured man was transferred by ambulance to Beaumont Hospital.
- When
- The assault occurred at approximately 10pm on Friday, 25 July 2025.
- Investigation
- No arrests have been made; a Senior Investigating Officer has been appointed and an incident room established at Mountjoy Garda Station.
- Gardaí are appealing for witnesses and footage from the Sean McDermott Street and Diamond Park area between 9:30pm and 10:30pm on 25 July 2025.
- Weapon
- In the Henrietta House incident, the victim was beaten with a metal pole, burned with a makeshift blowtorch and a heated hammer head, and cut with a knife.
- Charges
- Conroy pleaded guilty to the assault in central Dublin in September 2024.
- In court
- The sentencing took place at Dublin Circuit Criminal Court before Judge Pauline Codd.
- Sentence
- Conroy was sentenced to 13 years with the final 12 months suspended; Braxton Rice to 15 years with the final 12 months suspended; Mark McMahon to 12 years; Kian Walshe to 11 years with the final two-and-a-half years suspended.
- Other details
- Conroy posted a video from Mountjoy Prison around 9 July 2025 showing himself making a bacon and sausage bap and smoking a hand-rolled cigarette, and was issued a P19 prison disciplinary notice.
- Five of the eight men present at the Henrietta House flat entered guilty pleas; another man and a juvenile are still before the courts; the eighth person is not before the courts.
35 statements extracted from the articles
- whatA man in his 40s was taken to Beaumont Hospital where he remains in serious condition. (garda.ie)
- whatGardaí are investigating an assault in Sean McDermott Street, Dublin 1 (irishtimes.com)
- whatA man in his 40s was assaulted and rushed to Beaumont Hospital. (irishmirror.ie)
- whatSean Conroy posted a video from Mountjoy Prison around 9 July 2025 showing himself making a bacon and sausage bap on a grill. (irishmirror.ie)
- whatThe video showed what appears to be a large amount of cannabis. (irishmirror.ie)
- whatConroy filmed himself smoking a hand-rolled cigarette while watching the FIFA Club World Cup with a cellmate. (irishmirror.ie)
- whatConroy pleaded guilty to the assault in central Dublin in September 2024. (irishmirror.ie)
- whatNatalie Ennis was held captive for three hours in a one-bedroom flat at Henrietta House, Dublin 7. (irishmirror.ie)
- whatThe victim's hair was cut off and she was threatened with rape. (irishmirror.ie)
- whatThe men threatened to make the victim drink ammonia and threatened to rape her teenage daughter. (irishmirror.ie)
- whatThe assault ended when gardaí entered the flat with a search warrant. (irishmirror.ie)
- whatNatalie Ennis lost teeth, had a disc removed from her back, had spine bone carved, and suffered a blown-out elbow. (irishmirror.ie)
- whereThe assault took place on Sean McDermott Street at approximately 10pm. (garda.ie)
- whereThe injured man was transferred by ambulance to Beaumont Hospital (irishtimes.com)
- whereThe assault took place on Sean McDermott Street in Dublin 1. (irishmirror.ie)
- whenThe appeal covers the Sean McDermott Street / Diamond Park area between 9:30pm and 10:30pm on 25 July 2025. (garda.ie)
- whenThe assault took place at around 10pm on 25 July 2025 (irishtimes.com)
- whenThe assault occurred at approximately 10pm on Friday, 25 July 2025. (irishmirror.ie)
- weaponThe victim was beaten with a metal pole, burned with a makeshift blowtorch and a heated hammer head, and cut with a knife. (irishmirror.ie)
- investigationA Senior Investigating Officer has been appointed to lead the investigation. (garda.ie, irishmirror.ie)
- investigationAn incident room has been established at Mountjoy Garda Station. (garda.ie, irishmirror.ie)
- investigationNo arrests have been made and enquiries are ongoing (irishtimes.com)
- investigationGardaí are appealing for witnesses to contact Mountjoy Garda Station (irishtimes.com)
- investigationGardaí are appealing for footage from anyone in the Sean McDermott Street / Diamond Park area between 9:30pm and 10:30pm on 25 July 2025. (irishmirror.ie)
- courtThe sentencing took place at Dublin Circuit Criminal Court before Judge Pauline Codd. (irishmirror.ie)
- sentenceConroy was sentenced to 13 years with the final 12 months suspended on strict conditions. (irishmirror.ie)
- sentenceBraxton Rice was sentenced to 15 years with the final 12 months suspended on strict conditions. (irishmirror.ie)
- sentenceMark McMahon was sentenced to 12 years. (irishmirror.ie)
- sentenceKian Walshe was sentenced to 11 years with the final two-and-a-half years suspended on strict conditions. (irishmirror.ie)
- otherThe injured man continues to receive treatment at Beaumont Hospital (irishtimes.com)
- otherThe victim's condition is described as serious. (irishmirror.ie)
- otherConroy was issued a P19 prison disciplinary notice. (irishmirror.ie)
- otherFive of the eight men present at the flat entered guilty pleas; another man and a juvenile are still before the courts; the eighth person is not before the courts. (irishmirror.ie)
- otherConroy has 89 previous convictions including drug dealing and possession, burglary and possession of knives. (irishmirror.ie)
- otherThe Irish Prison Service does not comment on matters relating to the operations or security of its prisons. (irishmirror.ie)
The reporting
newest first- 3 Aug2025Man jailed for torture of woman punished for posting video of himself in prison
Reports the sentencing of five convicted men and the prison discipline imposed on Conroy for posting a video from Mountjoy Prison; includes victim's account of the assault and details of the weapons and injuries.
victim, Natalie Ennis, female, irish (judged from name)Natalie Ennisconvicted, Sean Conroy, 21, male, named, irish (judged from name)Sean Conroyconvicted, Mark Keogh, 33, male, named, irish (judged from name)Mark Keoghconvicted, Mark McMahon, 55, male, named, irish (judged from name)Mark McMahonconvicted, Braxton Rice, 21, male, named, irish (judged from name)Braxton Riceconvicted, Kian Walshe, 22, male, named, irish (judged from name)Kian Walshe - 1 Aug2025Gardai issue witness appeal as man remains in serious condition after assault
Gardaí issued a witness appeal one week after the assault; SIO appointed; incident room established at Mountjoy Garda Station; appeal for dash-cam and other footage from the Sean McDermott Street / Diamond Park area between 9:30pm and 10:30pm on 25 July 2025.
victim, 40s, male - 26 Jul2025Man (40s) hospitalised following assault in Dublin city centre
Confirms the victim continues to receive treatment at Beaumont Hospital, no arrests have been made, and Gardaí are appealing for witnesses via Mountjoy Garda Station.
victim, 40s, male - 25 Jul2025Witness Appeal - Serious Assault, Sean McDermott Street, Dublin 1 - 25th July 2025
Witness appeal issued on 1 August 2025 requesting footage from the Sean McDermott Street / Diamond Park area between 9:30pm and 10:30pm on 25 July 2025.
victim, 40s, male