KPI table

Critical Performance Indicator

Bold statements

SDG

2024

2025

Explanation/definition

Sources / Reference

Customer satisfaction rating for the Central Government Real Estate Agency

7

9.11

8.0

Score from the Central Government Real Estate Agency consisting of a weighted average based on a methodology validated by them.

RVB

Customer satisfaction Schiphol

7

9.11

8.8

8.7

Score from Schiphol consisting of a weighted average based on a methodology validated by them.

SCHIPHOL

Customer satisfaction private housing

7

9.11

7.7

Average score from surveys sent out by Heijmans.

GrowPromotor

Procurement spend on subcontractors with valid VCA certificate

8

100%

100%

Percentage of total procurement spend on subcontractors with a valid VCA certificate. Procurement expenditure for combination projects is not included.

ESIZE/SAP

Procurement spend on preferred suppliers

12

66%

64%

Percentage of procurement spend on preferred suppliers, excluding the non-procurement category.

ESIZE/SAP

Expenditure on innovation (x € million)

8

9.11

13.0

16.3

Spending on innovation for group and business areas in € mln.

SAP

Training costs in € mln (total)

8

6.1

7.1

Training costs (out-of-pocket) according to Heijmans Academy records.

SAP

Average CO2 emissions from completed homes

11.13

657

482

Average CO2e emissions from completed homes, developed in-house. In kilograms of CO2.

EPC and BENG software

Homes completed with zero residual points

11.12

77%

50%

Percentage of the total number of completed homes with zero residual points in the reporting year.

SMILE

Area developments with Greenlabel A or B

4

11

100%

100%

All our own developments in the design or realisation phase (and where we are part of the area operation) have NL Area Label An or B/NL Site Label An or B.

VG Reporting Q4

% sustainable wood used

15

99.5%

99.5%

Percentage of sustainably certified wood (FSC/PEFC) compared to total wood purchased according to supplier specifications (excluding subsidiaries).

Procurement spend

Total amount of residual material

12

26,132

32,912

Based on ENCORD manual on waste definitions (including commercial waste, no excavations), measurement in tonnes.

List of waste processors

Separation of residual material at building site

12

82%

88%

Based on ENCORD manual on waste definitions (including commercial waste, no excavations), measurement in tonnes.

List of waste processors

Reuse of residual material after removal

12

93%

90%

Sustainable reuse is defined as reuse as a raw material or for the generation of green energy. Based on Renewi waste profile; including quantities from PreZero and other processors. Based on measurement in tonnes. Landfilled waste plus grey energy excluded.

List of waste processors

Packaging reusable or recyclable

12

89%

94%

The recycled portion of the total waste stream of packaging materials, presented as a percentage of the total waste stream.

List of waste processors

Explanation of performance indicator table:

2024: the non-financial information excludes Van Gisbergen.

2025: the non-financial information excludes Hegeman.

Waste: the quantities of residual materials stated are derived from residual materials processors. This concerns the period from January to November 2025. The figures for December are estimated, as in previous years.