디앤아이한라

Safety

Activity Metrics

Category	Details	Unit	2023	2024	2025
Occupational Safety and Health Management System	Number of Workers Covered¹⁾	Persons	7,064	6,817	7,584
	Percentage of Workers Covered	%	100	100	100
	Number of Workers Covered and Subject to Internal Audits	Persons	7,064	6,817	7,584
	Percentage of Workers Covered and Subject to Internal Audits	%	100	100	100
	Number of Sites Covered and Subject to Internal Audits	Cases	47	45	45
	Percentage of Sites Covered and Subject to Internal Audits	%	100	100	100
	Percentage of Sites Covered and Subject to External Audits/Certification	%	100	100	100
On-site Safety Inspections	Number of On-site Safety Inspections	Times	169	140	113
	Number of Construction Equipment Inspections	Times	1,593	657	612
	Number of Sites Subject to Inspection	Sites	39	38	38

1) The number of full-time workers for 2023 was calculated based on estimated revenue. Formula: (Average monthly wage in the construction industry × Number of months worked) / (Construction work completed × Labor cost ratio)

Industrial Accident Indicators

Details	Unit	2023	2024	2025
Industrial Accidents¹⁾	Cases	68	75	76
Industrial Accident Victims	Persons	68	75	76
Industrial Accident Rate²⁾	%	0.36	0.38	0.40
General Injury Rate³⁾	%	0.54	0.64	0.77
Fatality Rate per 10,000 Workers	‱	0.00	0.00	0.67
Frequency Rate	%	4.01	4.58	4.18
Labor Loss Rate	%	0.31	0.78	0.82

1) Number of industrial accident cases approved for workers’ compensation

2) Formula: (Number of accident victims + Number of occupational disease victims) / Number of workers covered by industrial accident compensation insurance × 100

3) An internal HL D&I Halla management indicator. Formula: Number of occupational accident victims, excluding commuting accidents and occupational diseases / Number of full-time workers × 100

Work-related Fatalities and Injuries

Category	Details	Unit	2023	2024	2025
Employees	Fatal Accidents¹⁾	Cases	0	0	0
	Fatal Accident Rate²⁾	‱	0	0	0
	Injury Accidents³⁾	Cases	3	12	10
	Injury Accident Rate⁴⁾	%	0.12	0.36	0.25
	Recordable Work-related Injuries⁵⁾	Cases	3	12	10
	Rate of Recordable Work-related Injuries	%	0.12	0.36	0.25
	Fatalities Resulting from Work-related Illness	Persons	0	0	0
	Recordable Work-related Illnesses	Cases	2	0	3
	Total Fatalities	Persons	0	0	0
Subcontractors	Fatal Accidents¹⁾	Cases	0	0	0.51
	Fatal Accident Rate²⁾	‱	0.00	0.00	1.41
	Injury Accidents³⁾	Cases	40	48	55
	Injury Accident Rate⁴⁾	%	0.88	1.39	1.53
	Recordable Work-related Injuries	Cases	40	48	55
	Rate of Recordable Work-related Injuries⁵⁾	%	0.88	1.39	1.53
	Fatalities Resulting from Work-related Illness	Persons	0	0	0
	Recordable Work-related Illnesses	Cases	25	15	6
	Total Fatalities¹⁾	Persons	0	0	0.51
	Frequency Rate	%	5.98	7.61	7.28
	Labor Loss Rate	%	0.44	1.51	1.56
	Number of Full-time Workers at Partner Companies⁶⁾	Persons	4,828	3,449	3,606

1) Number of fatal accidents resulting from work-related injuries. The number of partner-company fatal accidents and fatalities is calculated based on the equity interest ratio.

2) Formula: Number of accident-related fatalities / Number of full-time workers × 10,000

3) Injury accidents, excluding fatal accidents, resulting in three or more days away from work

4) Formula: Number of injury accidents / Number of full-time workers × 100

5) Formula: Number of recordable work-related injuries / Number of full-time workers × 100

6) Calculated based on revenue. Formula: (Average monthly wage in the construction industry × Number of months worked) / (Construction work completed × Labor cost ratio)

Employees and Recruitment

Employee Indicators

Category	Details	Unit	2023	2024	2025
Employment Type¹⁾	Permanent Employees	Persons	638	643	646
	Non-permanent Employees		313	340	365
	Total		951	983	1,011
Gender	Male		871	894	911
	Female		80	89	100
	Total		951	983	1,011
Position	Managers²⁾		689	684	695
	Non-managers		262	299	316
	Total		951	983	1,011
New Hires³⁾	Male		6	17	7
	Female		1	5	3
	Total		7	22	10
Average Years of Service	Total	Years	11 years 4 months	11 years 7 months	11 years 6 months
	Female		7 years 8 months	7 years 4 months	7 years 2 months
	Male		11 years 8 months	11 years 3 months	11 years 11 months

1) Employees under employment types other than permanent and non-permanent employment are excluded. Number of locally hired project employees: 186. Number of non-affiliated workers: 14 in total, comprising 13 administrative assistants and one emergency response worker.

2) Managers: Manager level and above

3) Based on permanent employees

Employee Turnover

Category	Details	Unit	2023	2024	2025
Employees Who Left the Company		Persons	25	22	21
Total Turnover Rate¹⁾		%	4.1	3.6	3.3
Voluntary Turnover Rate²⁾		%	4.1	3.6	1.7
Gender	Female	Persons	2	2	0
	Male	Persons	23	20	21
	Percentage of Female Employees among Employees Who Left	%	8.0	9.1	0
	Percentage of Male Employees among Employees Who Left	%	92.0	90.9	100
Age	Under 30	Persons	1	3	1
	30 to 50	Persons	23	17	7
	51 and Over	Persons	1	2	13
	Percentage of Employees under 30 among Employees Who Left	%	4.0	13.6	4.8
	Percentage of Employees Aged 30 to 50 among Employees Who Left	%	92.0	77.3	33.3
	Percentage of Employees Aged 51 and Over among Employees Who Left	%	4.0	9.1	61.9

1) Turnover rate calculation: Number of employees who left the Company divided by the total number of employees, based on permanent employees

2) Voluntary turnover refers to resignation during the contract period and excludes departures due to contract expiration, retirement or disciplinary action.

Parental Leave

Category	Details	Unit	2023	2024	2025
Employees Eligible for Parental Leave¹⁾	Total	Persons	243	179	149
	Male		227	162	134
	Female		16	17	15
Employees Who Used Parental Leave²⁾	Total		5	9	9
	Male		2	5	6
	Female		3	4	3
Employees Returning from Parental Leave²⁾	Total		8	7	9
	Male		3	3	7
	Female		5	4	2
Employees Retained for at Least 12 Months after Returning from Parental Leave	Total		0	3	4
	Male		0	2	2
	Female		0	1	2
Return-to-work Rate after Parental Leave³⁾	Male	%	100.0	50.0	71.4
Return-to-work Rate after Parental Leave³⁾	Female		100.0	33.0	100.0
Retention Rate after Returning from Parental Leave⁴⁾	Male		0	50	50
Retention Rate after Returning from Parental Leave⁴⁾	Female		0	33	50

1) Employees eligible for parental leave: Employees with children aged eight or under or in the second grade of elementary school or below

2) Based on the period from January 1 to December 31 of each reporting year

3) Number of employees returning from parental leave / Number of employees scheduled to return from parental leave × 100

4) Number of employees who remained employed for 12 months after returning from parental leave / Number of employees who returned from parental leave × 100

Employee Benefit Expenditure

Category	Details	Unit	2023	2024	2025
Employee Benefit Expenditure		KRW 100 million	57.8	58.6	76.5

Labor-Management Relations

Labor-Management Relations Indicators

Category	Details	Unit	2023	2024	2025
Labor-Management Relations	Minimum Notice Period Regarding Operational Changes¹⁾	Days	60	60	60
Labor Union	Number of Employees Covered by Collective Bargaining Agreements²⁾	Persons	608	619	622
	Number of Employees Eligible for Labor Union Membership²⁾	Persons	608	619	622
	Number of Labor Union Members³⁾	Persons	575	584	601
	Labor Union Membership Rate	%	96	94	97

1) A notice period of 60 days applies to division, merger, transfer or closure of the Company. The minimum notice period for disciplinary action against union members is seven days.

2) All permanent employees, excluding executives, are eligible for labor union membership and covered by collective bargaining agreements.

3) Based on permanent employees, excluding certain employees who are ineligible for membership, such as labor relations personnel.

Training

Employee Training and Performance Evaluation Indicators

Category	Details	Unit	2023	2024	2025
Training Programs Completed		Cases	5,035	3,508	1,556
Total Employee Training Hours		Hours	27,010	30,050	48,996
Average Training Hours per Employee			28.0	30.4	40.0
Gender	Male		28.8	30.0	42.0
Gender	Female		31.3	32.0	26.6
Position	Managerial Employees		29.7	31.7	44.7
Position	Non-managerial Employees		27.0	28.5	32.2
Employee Training Expenses		KRW million	1,012	1,030	1,057
Average Training Expenses per Employee		KRW	1,064,143	1,041,456	1,046,164
Percentage of Employees by Position Receiving Regular Performance Evaluations		%	100	100	100
Employees Subject to Regular Performance Evaluations¹⁾		Persons	980	868	901
Information Security/Personal Information Protection/Ethical Management Training	Total Number of Employees Completing Training¹⁾	Persons	1,072	1,149	1,195
	Training Hours per Employee	Hours	10.0	12.4	13.1

1) Calculated cumulatively from January 1 to December 31 of each reporting year.

Compensation

Employee Compensation

Category	Details	Unit	2023	2024	2025
Statutory Minimum Wage¹⁾		KRW	2,010,580	2,060,740	2,096,270
Starting Salary for New Employees²⁾	Male³⁾		46,156,790	51,573,285	51,573,285
Starting Salary for New Employees²⁾	Female		42,488,675	47,905,170	47,905,170
Average Salary of Managerial Employees⁴⁾	Male		84,923,443	88,450,246	88,969,064
Average Salary of Managerial Employees⁴⁾	Female		76,156,773	79,691,239	81,041,828
Ratio of Female to Male Salary among Managerial Employees		%	90	90	91
Average Salary of Non-managerial Employees⁵⁾	Male	KRW	56,788,219	60,162,903	59,558,731
Average Salary of Non-managerial Employees⁵⁾	Female	KRW	54,383,970	54,013,987	54,880,514
Ratio of Female to Male Salary among Non-managerial Employees		%	96	90	92

1) Based on the minimum wage announced by the Minimum Wage Commission (monthly basis; all other indicators are based on annual figures).

2) Based on head office employees.

3) Annual salary reflecting recognized military service.

4) Employees at the manager level or above across all workplaces.

5) Employees at the assistant manager level or below across all workplaces.

Human Rights

Human Rights Management Indicators

Category	Unit	2023	2024	2025
Human Rights Training Hours per Employee	Hours	6	4	4
Percentage of Employees Receiving Human Rights Training	%	99	99	99
Percentage of Business Sites Subject to Human Rights Impact Assessments	%	100	100	100
Business Sites with Human Rights Violation Mitigation Plans Established	Sites	1	1	1
Incidents of Discrimination and Harassment	Cases	1	0	2
Incidents Involving Violations of Indigenous Peoples’ Rights	Cases	0	0	0

Customer Value

Customer Complaint Handling

Category	Unit	2023	2024	2025
Number of Consumer Feedback and Complaints Received	Cases	99,728	144,567	147,388
Number of Consumer Feedback and Complaints Handled	Cases	82,376	121,919	130,091
Completion Rate	%	82.6	84.3	88.3

Information Security

Information Security Activity Performance

Details	Unit	2023	2024	2025
Investment in Information Technology	KRW million	5,068	6,285	6,734
Investment in Information Security	KRW million	174	210	402
Participants in Information Security and Personal Information Protection Training	Persons	1,072	1,149	1,195
Information Security and Personal Information Protection Training Hours per Employee	Hours	10.0	12.4	13.1

Social Contribution

Category	Details	Unit	2023	2024	2025
Donations	Total Expenditure	KRW 100 million	1.4	1.5	2.6
	Cash Donations	KRW 10,000	9,150	10,814	24,530
	In-kind Donations		3,516	3,584	1,463
	Program and Operating Expenses		892	391	302
Volunteer Activities	Converted Value of Employee Volunteer Activities	KRW 10,000	9,191	9,555	13,523
	Total Volunteer Hours	Hours	505	525	743
	Number of Participants	Persons	82	114	616

Supply Chain

Subcontractor Status and Management

Category	Details	Unit	2023	2024	2025
Subcontractors	Total	Companies	1,058	1,048	1,101
	Architecture	Companies	343	335	322
	Infrastructure	Companies	205	204	226
	Equipment Leasing	Companies	13	14	15
	Mechanical Facilities	Companies	204	203	22
	Electrical	Companies	193	190	171
	Common	Companies	100	102	145
Number of Tier 1 Key Subcontractors		Companies	43	48	46
Number of Subcontractors Subject to ESG Activity Assessments¹⁾		Companies	171	235	555
Percentage of Subcontractors Subject to ESG Activity Assessments²⁾		%	16.2	22.4	50.4

1) Calculated by combining subcontractor safety assessments and subcontractor ESG assessments

2) Number of subcontractors subject to ESG activity assessments / Total number of subcontractors

Subcontractor Communication and Support

Category	Details	Unit	2023	2024	2025
Communications with Subcontractors	Number of Companies Participating in Roundtables	Companies	106	109	128
Financial Support for Early Payments	Number of Early Payments	Cases	1,911	7,214	7,930
Financial Support for Early Payments	Amount of Early Payments	KRW 100 million	2,497	6,506	6,882
Support for Sustainability Consulting	Consulting Costs	KRW 10,000	10,604	1,810	1,600

ESG DATA PACK

Social Data

Safety

Activity Metrics

Industrial Accident Indicators

Work-related Fatalities and Injuries

Employees and Recruitment

Employee Indicators

Employee Turnover

Parental Leave

Employee Benefit Expenditure

Labor-Management Relations

Labor-Management Relations Indicators

Training

Employee Training and Performance Evaluation Indicators

Compensation

Employee Compensation

Human Rights

Human Rights Management Indicators

Customer Value

Customer Complaint Handling

Information Security

Information Security Activity Performance

Social Contribution

Social Contribution

Supply Chain

Subcontractor Status and Management

Subcontractor Communication and Support