PORTNAHAVEN MANAGEMENT COMPANY LTD

🏛️Establishedactive

NI643486 · ltd · incorporated 2017-01-30

Investment thesis

Established operating company — standard diligence applies, no dominant angle.

Why interesting: Live, filing, normal profile.

Why risky: No standout signals in either direction.

🔒Estimated value

—

Upgrade to see

Turnover

—

year to Jan 2025

Net worth

—

book net assets

Opportunity

76/100

Strong

🔒Generate AI memo →🔒Outreach pack →🔒Corporate story →📑 Reports →Sign in to watch

What this business does

Primary activity: Residents property management

Sector: Activities of households

Investor take

Pursue

Strong opportunity: asset-holding vehicle with strong profile and bankable structure.

Opportunity 76/100 (strong), bankability 75/100. Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).

Data confidence

Overall: medium (77/100)

Adequate coverage. AI outputs are reliable for the sections scored high; verify the rest in diligence.

Company profile

address, 1 SIC codes, incorporation date

100

Financials

2 years of iXBRL accounts extracted (YoY deltas available) + narrative notes parsed

Lenders & charges

Confirmed no charges registered

Directors & officers

6 officers (5 active, 6 linked, 5 with DOB)

Ownership & PSC

1 active PSC(s) of 2 total, 2 with control declared

Director network

Network not yet resolved

Filing history

29 filings on record

Gazette notices

No matching gazette notices (standard for active companies)

Opportunity Score

76/100Strong

PassWatchWorth a lookStrongExceptional

Solid opportunity signal. Worth a dedicated memo and management meeting.

Business quality

Adequate — check latest filings for context.

Acquirability

Strong succession / seller-readiness signals.

Risk profile

Few red flags.

Signal strength

Good data coverage for analysis.

Key financials

2 years extracted from filed iXBRL accounts

Cash

—

Net Worth

—

Current Assets

—

Current Liabilities

—

Hover to see exact values · click legend to toggle series

Financials

Extracted from Companies House accounts · FRS 102

Metric	2025-01-31	2024-01-31

Amounts extracted automatically from iXBRL. Fields left blank were not reported or not mapped. Values in GBP unless stated.

Recent activity

Last 30 days

filings

Last 90 days

filings

Last 180 days

filing

• 1 confirmation-statement

Counts from Companies House filing history.

Corporate timeline (25 events)Click to expand

2025-08-19
📄
memorandum-articles
incorporation · MA
2025-08-19
📄
resolution
resolution · RESOLUTIONS
2025-08-19
📄
appoint-person-director-company-with-name-date
officers · AP01
2025-08-19
📄
appoint-person-director-company-with-name-date
officers · AP01
2025-08-16
➕
KNOX, Samuel Graham appointed
director
2025-08-16
➕
MAGUIRE, Eugene appointed
director
2025-07-17
📄
accounts-with-accounts-type-dormant
accounts · AA
2024-08-02
📄
accounts-with-accounts-type-dormant
accounts · AA
2023-03-08
📄
accounts-with-accounts-type-dormant
accounts · AA
2022-09-14
📄
accounts-with-accounts-type-dormant
accounts · AA
2022-02-10
➕
NELSON, Jennifer Karen appointed
director
2022-02-10
📄
appoint-person-director-company-with-name-date
officers · AP01
2021-11-17
➕
MCKEOWN, Michael appointed
director
2021-11-17
➖
TWEEDIE, Philip John resigned
director
2021-11-17
📄
appoint-person-director-company-with-name-date
officers · AP01
2021-11-17
📄
cessation-of-a-person-with-significant-control
persons-with-significant-control · PSC07
2021-11-17
📄
termination-director-company-with-name-termination-date
officers · TM01
2021-10-15
📄
accounts-with-accounts-type-dormant
accounts · AA
2021-02-02
📄
accounts-with-accounts-type-dormant
accounts · AA
2019-10-07
📄
capital-allotment-shares
capital · SH01
2019-10-07
📄
accounts-with-accounts-type-dormant
accounts · AA
2019-02-07
➕
PHILIP TWEEDIE LTD appointed
corporate-secretary
2019-02-07
📄
appoint-corporate-secretary-company-with-name-date
officers · AP04
2017-01-30
🏢
Company incorporated
As PORTNAHAVEN MANAGEMENT COMPANY LTD
2017-01-30
➕
TWEEDIE, Philip John appointed
director

Owner dependency

55/100

Moderate — manageable with handover

Some founder dependency, but not acute. A structured handover period should cover most risk.

FACTORS

-4 active directors: Broader management team in place — suggests transferable governance.
+Founder age: Director aged approximately 71 — succession pressure is live.

Succession & seller-readiness

60/100

Strong succession signal

Multiple signals suggest succession is on the horizon. Candidate for proactive outreach.

SIGNALS

primaryFounder aged 70+: Senior director is approximately 71 years old. Natural succession window is now.

Red flags

clean

No red flags detected from available public data. (This is not a clean bill of health — detailed accounts review still recommended.)

Shareholders & ownership

1 active beneficial owner

Name	Shares	Voting rights	Nature of control	Notified
Mr Philip John Tweedie Individual · British · DOB 05/1966 · age 60	—	—	sig. influencesignificant influence	30/01/2017

1 historic (ceased) PSC

Mcalister Developments (Mill Road) Limitedceased 17/11/2021· 75-100% shares · firm interest

From Companies House Persons with Significant Control filings. Share ranges are banded per the public PSC regime.

Similar companies

Active · Holding company · BT postcode area

Company	Est. value	Turnover	Net worth	Staff	Age	Opp	Director
DRUMKEEN LIMITED→ NI059321 · est 2006	£3.30M £2.81M–£3.80M	—	£3.30M	—	20y	83	85y
MARKETHILL DISTRICT ENTERPRISES LTD→ NI029898 · est 1995	£116.1k £98.7k–£133.5k	—	£116.1k	—	30y	83	84y
DUNLUCE PLC→ NI026328 · est 1992	—	£16.7k	—	200	34y	87	87y
BES PPP LIMITED→ NI628267 · est 2014	—	—	—	0	11y	84	64y
BALLYNAGARD PROPERTIES LIMITED→ NI019977 · est 1986	—	—	—	0	39y	83	88y
BELFAST SOUTH COMMUNITY RESOURCES→ NI053950 · est 2005 · no financials extracted	—	—	—	—	21y	83	68y
CASHEL DEVELOPMENTS LIMITED→ NI035082 · est 1998 · no financials extracted	—	—	—	—	27y	83	71y
DENROY GROUP LIMITED→ NI009327 · est 1973 · no financials extracted	—	—	—	—	53y	83	77y
DONIBRISTLE TRUST→ NI038400 · est 2000	—	—	—	0	26y	83	70y
FOYLE WOMEN'S AID→ NI023041 · est 1989 · no financials extracted	—	—	—	—	36y	83	69y
LAGAN GROUP (MGT) LIMITED→ NI604043 · est 2010	—	—	—	300	15y	83	60y
MICROBERI LTD→ NI054525 · est 2005	—	—	—	0	21y	83	71y

Peers ranked by estimated value, then turnover, then opportunity score.See all →

🔒Tailored diligence questions

7 specific questions generated from this company's actual signals — liquidity, leverage, director age, charge count, red flags, age-of-company.

Available from the Pro tier upwards.

See pricing →

🔒Advanced scoring suite

Exit-route ranking, improvement thesis, quiet-distress detector, covenant-pressure proxy, extraction monitor, approaching triggers, ownership drift, local cluster, value trap, debt capacity, archetype classification — 48+ scoring modules.

Available from the Pro tier upwards.

See pricing →

Company details

Statusactive

Typeltd

Incorporated2017-01-30

Jurisdictionnorthern-ireland

Primary SIC98000 — Residents property management

Registered office

Philip Tweedie & Co 62-64 New Row

Coleraine

BT52 1EJ

Northern Ireland

Filing status

Accounts

Next due: 2026-10-31

Last made up to: 2025-01-31

Confirmation statement

Next due: 2027-02-12

Last: 2026-01-29