How much does John Graham Construction Limited make?

John Graham Construction Limited reported revenue of £1.1bn and £23.9m profit in the year to 31 Mar 2026, according to its accounts filed at Companies House.

How many employees does John Graham Construction Limited have?

John Graham Construction Limited reported an average of 1,686 employees in the year to 31 Mar 2026.

Is John Graham Construction Limited profitable?

Yes — John Graham Construction Limited reported a profit of £23.9m in the year to 31 Mar 2026.

Company No. NI003503 · Incorporated 29 Mar 1955

John Graham Construction Limited

Registered name: JOHN GRAHAM CONSTRUCTION LIMITED

Part of John Graham Holdings Limited group

John Graham Construction Limited made £1.1bn revenue and £23.9m profit in the year to 31 Mar 2026.

John Graham Construction Limited’s revenue grew 18% to £1.1bn in the year to 31 Mar 2026, with £23.9m profit and 1,686 employees. The company is classified under “construction of commercial buildings” and is based in Hillsborough; we hold 3 years of its filed accounts.

Full P&L filedSection F · ConstructionSIC 41201Construction of commercial buildings SIC 42110Construction of roads and motorways SIC 42130Construction of bridges and tunnels SIC 42910Construction of water projects

Status: Active
Location: Hillsborough, Northern Ireland
Age: 71 yrs · since 1955
Type: Private Limited Company

Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently.

Latest accounts · year to 31 Mar 2026

Key figures

Operating leverage

Revenue

£1.1bn

Growth ▲18.1%

Profit

£23.9m

Growth ▲43.8%

Profit margin

2.1%

Gross 7.1%

Employees

1,686

Change ▲6.3%

Profit / employee

£14.2k

Revenue/employee £666k

Profitable streak

3yrs

Consecutive profitable years in our data

Badges are automated estimates derived from the filed figures — not statements of fact about the company.

3 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Mar 2024	31 Mar 2025	31 Mar 2026
Disclosure	Full P&L	Full P&L	Full P&L
Profit & loss
Revenue (turnover)	£1bn	£951m	£1.1bn
Cost of sales	−£949m	−£885m	−£1bn
Gross profit	£52.9m	£66m	£80.1m
Operating profit	£6.1m	£17.5m	£26.7m
Profit before tax	£9.6m	£22.1m	£31.6m
Profit after tax	£7.2m	£16.6m	£23.9m
Profit (best available)	£7.2m	£16.6m	£23.9m
Employees (average)	1,612	1,586	1,686
Ratios
Profit margin	0.7%	1.7%	2.1%
Gross margin	5.3%	6.9%	7.1%
Revenue per employee	£621k	£600k	£666k
Profit per employee	£4.4k	£10.5k	£14.2k
Growth (year on year)
Revenue growth	—	▼5%	▲18.1%
Profit growth	—	▲131.9%	▲43.8%
Headcount growth	—	▼1.6%	▲6.3%
Balance sheet — indirect signals, not revenue
Net assets	—	—	—
Source	Accounts · bulk data Jul 2025	Accounts · bulk data Jul 2025	Accounts · bulk data Jul 2026

Derived from the latest filing

How the business works

Profit margin: 2.1%; Profit ÷ revenue.
Gross margin: 7.1%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £666k; Revenue ÷ average employees.
Profit per employee: £14.2k; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: —; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: —; Money owed by customers. Low = customers pay quickly.

Indirect — not revenue

Balance-sheet signals

Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.

Net assets: —; Now —
Cash at bank: —; Now —
Headcount: ▲6%; Now 1,686
Deferred income: —; Now —
Fixed assets: —; Now —

Corporate ownership

Group structure

Ownership chain

John Graham Holdings Limitedultimate parent75–100%
John Graham Construction Limitedthis company

Bands show the share of ownership each company holds in the one below it.

Subsidiaries (3)

Irish Waterways LimitedFigures not disclosed
JGC (Fallowfields) LimitedFigures not disclosed
John Graham Construction (Healthcare) LimitedFigures not disclosed

Sister companies (4)

Graham Investment Projects LimitedRev. £2.7m · Profit −£629k
John Graham Property Investments LimitedRev. £864k · Profit £113k
Graham Asset Management LimitedFigures not disclosed
John Graham Developments LimitedFigures not disclosed

From the Persons with Significant Control register (corporate controllers only).

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Sources

Companies House profile Filing history & original accounts

Latest figures from accounts for the year to 31 Mar 2026 (profit £23.9m), from the Companies House accounts bulk data published Jul 2026. Spotted an error? Request a correction.

Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.