BSG CIVIL ENGINEERING LIMITED

🌳Matureactive

NI021016 · ltd · incorporated 1987-10-28

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

£36.49M

year to Dec 2024

Net worth

—

book net assets

Opportunity

80/100

Exceptional

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What this business does

Primary activity: SIC 42910

Sector: Construction

Investor take

Pursue

Conservative operator. Family succession underway — not a classic acquisition target.

Opportunity 80/100 (exceptional), bankability 75/100. Same-surname younger director in place — likely family handover, not open to sale. Share purchase looks the cleaner deal structure. Most likely exit: strategic trade sale (78/100).

Data confidence

Overall: high (81/100)

Strong data coverage across all sections. AI outputs should be trusted with minimal caveats.

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

5 officers (4 active, 5 linked, 4 with DOB)

Ownership & PSC

1 active PSC(s) of 3 total, 3 with control declared

Director network

7 connected companies via shared directors

Filing history

102 filings on record

Gazette notices

No matching gazette notices (standard for active companies)

🔒Estimated company valuation

Sector-multiple EBITDA, turnover, and NAV-proxy valuation range with confidence tier — derived from extracted iXBRL financials.

Available from the Pro tier upwards.

See pricing →

Opportunity Score

80/100Exceptional

PassWatchWorth a lookStrongExceptional

Strong composite across quality, acquirability, and risk. High-priority target — progress to serious diligence.

Business quality

Active, clean filings, stable charge profile.

Acquirability

Strong succession / seller-readiness signals.

Risk profile

Few red flags.

Signal strength

Good data coverage for analysis.

Signals from accounts

Derived from iXBRL accounts · FRS 102

Profitable

Profit before tax £8,888,000

Turnover YoY

-5%

Year on year

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	2024-12-31	2023-12-31
Turnover	£36.49M	£38.39M
Gross profit	£11.11M	£11.79M
Operating profit	—	£7.49M
Profit before tax	£8.89M	£8.48M
Average employees	8700	8700

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

🔒Filing-note intelligence

5 signals detected in this company's narrative notes — going-concern language, audit opinion, contingent liabilities, related-party transactions.

Available from the Pro tier upwards.

See pricing →

Recent activity

Last 30 days

filings

Last 90 days

filings

Last 180 days

filings

Counts from Companies House filing history.

Corporate timeline (25 events)Click to expand

2025-09-26
📄
accounts-with-accounts-type-full
accounts · AA
2024-10-18
📍
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2024-09-26
📄
accounts-with-accounts-type-full
accounts · AA
2023-09-29
📄
accounts-with-accounts-type-full
accounts · AA
2022-09-23
📄
accounts-with-accounts-type-full
accounts · AA
2021-11-25
📄
accounts-with-accounts-type-full
accounts · AA
2021-11-19
➕
GILLAN, Sean Joseph appointed
director
2021-11-19
➕
TOHILL, Anthony appointed
director
2021-11-19
➖
GILLAN, Bernadette resigned
director
2021-11-19
📄
notification-of-a-person-with-significant-control
persons-with-significant-control · PSC02
2021-11-19
📄
cessation-of-a-person-with-significant-control
persons-with-significant-control · PSC07
2021-11-19
📄
cessation-of-a-person-with-significant-control
persons-with-significant-control · PSC07
2021-11-19
📄
termination-director-company-with-name-termination-date
officers · TM01
2021-11-19
📄
appoint-person-director-company-with-name-date
officers · AP01
2021-11-19
📄
appoint-person-director-company-with-name-date
officers · AP01
2021-08-26
📍
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2021-07-08
📄
memorandum-articles
incorporation · MA
2021-07-08
📄
resolution
resolution · RESOLUTIONS
2020-10-21
📄
accounts-with-accounts-type-group
accounts · AA
2019-10-02
📄
accounts-with-accounts-type-group
accounts · AA
2018-10-04
📄
accounts-with-accounts-type-group
accounts · AA
1987-10-28
🏢
Company incorporated
As BSG CIVIL ENGINEERING LIMITED
1987-10-28
➕
GILLAN, Seamus Gerald appointed
secretary
1987-10-28
➕
GILLAN, Seamus Gerald appointed
director
1987-10-28
➕
GILLAN, Bernadette appointed
director

Owner dependency

83/100

Critical — business is the founder

The business appears inseparable from the founder. Acquisition without a serious earn-out or meaningful transition period would likely destroy value.

FACTORS

+Long-tenure founder: Senior director has been in place 39 years — deep operational knowledge concentrated in one person.
+Founder age: Director aged approximately 73 — succession pressure is live.
+Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

50/100

Moderate signal

Some succession indicators present. Worth watching; approach if sector/strategy fits.

SIGNALS

primaryFamily succession underway: Not a takeover target — GILLAN, Sean Joseph (same surname) appointed 2021-11-19. Pattern consistent with intra-family handover.
primaryFounder aged 70+: Senior director is approximately 73 years old. Natural succession window is now.
primary20+ year tenure: Director in role 39 years. Very long tenure is a classic succession signal.
secondaryStable-but-static management: Company is 39 years old and no new directors in the last 3 years — succession not yet being planned internally.
supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

clean

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

Group structure

Bsg Holdco Ltd is the ultimate parent — holding 75%+ shares. This company sits inside their group.

🏛️

Bsg Holdco Ltd

Corporate parent · holds 75-100% shares

ultimate parent

⬇

BSG CIVIL ENGINEERING LIMITED

This company · NI021016

Parent relationships inferred from Persons with Significant Control filings. Full subsidiary tree requires reverse-lookup (coming).

Shareholders & ownership

1 active beneficial owner · dominant holder ≥75%

Name	Shares	Voting rights	Nature of control	Notified
Bsg Holdco Ltd Corporate entity	75–100%	75–100%	75-100% shares · 75-100% voting	01/01/2020

2 historic (ceased) PSCs

Mr Seamus Gerald Gillanceased 01/01/2020· 25-50% shares
Mrs Bernadette Gillanceased 01/01/2020· 25-50% shares

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

🔒Co-director network graph

Radial SVG graph showing every company connected via shared directors, colour-coded by status.

Available from the Pro tier upwards.

See pricing →

Similar companies

Active · Construction · BT postcode area

Company	Est. value	Turnover	Net worth	Staff	Age	Opp	Director
E.J.C. CONTRACTS LTD→ NI045412 · est 2003	£24.60M £17.57M–£31.62M	£27.26M	—	7700	23y	90	54y
P MCVEY BUILDING SYSTEMS LTD→ NI634141 · est 2015	£14.13M £10.09M–£18.17M	£24.15M	—	5400	10y	90	66y
M.J. MCBRIDE CONSTRUCTION LTD→ NI066620 · est 2007	£14.06M £10.04M–£18.07M	£19.82M	—	1500	18y	87	77y
SOUTH BANK SQUARE LTD→ NI605444 · est 2010	£12.16M £8.69M–£15.64M	£13.65M	—	400	15y	86	73y
P MCK LTD→ NI062901 · est 2007	£7.58M £5.42M–£9.75M	£16.85M	—	5100	19y	87	71y
CORICK INVESTMENTS LIMITED→ NI025056 · est 1990	£6.35M £4.54M–£8.16M	—	—	0	35y	92	69y
BAYVIEW CONTRACTS LTD→ NI041488 · est 2001	£4.57M £3.26M–£5.87M	£24.46M	—	17900	24y	87	61y
ADSTON (UK) LIMITED→ NI605512 · est 2010	£4.00M £2.86M–£5.15M	£11.40M	—	1100	15y	100	79y
F G ANDERSON & SONS LTD→ NI681234 · est 2021	£2.79M £1.99M–£3.59M	—	—	0	4y	85	69y
THORNTON ROOFING (IRELAND) LIMITED→ NI041349 · est 2001	£2.68M £1.91M–£3.44M	£16.60M	—	9300	24y	87	88y
C.B. CONTRACTS (N.I.) LTD→ NI038170 · est 2000	£1.49M £1.06M–£1.91M	—	—	70	26y	85	64y
BUILDCON HOMES LIMITED→ NI048752 · est 2003	—	—	—	700	22y	87	82y

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

Incorporated1987-10-28

Jurisdictionnorthern-ireland

Primary SIC42910 — SIC 42910

Registered office

20 Tobermore Road

Maghera

Co Derry

BT46 5DS

Northern Ireland

Filing status

Accounts

Next due: 2026-09-30

Last made up to: 2024-12-31

Confirmation statement

Next due: 2026-08-14

Last: 2025-07-31

Officers (4 active · 1 resigned)

GILLAN, Seamus Gerald→

secretary · appointed 1987-10-28

View their other companies + combined net worth →

Active

GILLAN, Seamus Gerald→

director · ~73y · appointed 1987-10-28

View their other companies + combined net worth →

Active

GILLAN, Sean Joseph→

director · ~44y · appointed 2021-11-19

View their other companies + combined net worth →

Active

TOHILL, Anthony→

director · ~55y · appointed 2021-11-19

View their other companies + combined net worth →

Active

GILLAN, Bernadette→

director · ~71y · appointed 1987-10-28 · resigned 2021-11-19

Resigned

Click a director name to see their full track record across all companies.

Recent filings (102 total)

accounts-with-accounts-type-full

accounts · AA

2025-09-26

confirmation-statement-with-no-updates

confirmation-statement · CS01

2025-08-13

change-registered-office-address-company-with-date-old-address-new-address

address · AD01

2024-10-18

accounts-with-accounts-type-full

accounts · AA

2024-09-26

confirmation-statement-with-no-updates

confirmation-statement · CS01

2024-08-12

accounts-with-accounts-type-full

accounts · AA

2023-09-29

confirmation-statement-with-no-updates

confirmation-statement · CS01

2023-08-11

accounts-with-accounts-type-full

accounts · AA

2022-09-23

confirmation-statement-with-no-updates

confirmation-statement · CS01

2022-08-09

accounts-with-accounts-type-full

accounts · AA

2021-11-25

notification-of-a-person-with-significant-control

persons-with-significant-control · PSC02

2021-11-19

cessation-of-a-person-with-significant-control

persons-with-significant-control · PSC07

2021-11-19

cessation-of-a-person-with-significant-control

persons-with-significant-control · PSC07

2021-11-19

termination-director-company-with-name-termination-date

officers · TM01

2021-11-19

appoint-person-director-company-with-name-date

officers · AP01

2021-11-19