ESG Performance
Key ESG Performances
S-OIL is committed to creating stakeholder value through sustainable growth, contributing to the happiness of mankind as well as the development of society and economy. To this end, we dedicate not only to promoting bold innovation in entire business areas for enhancing our quality competitiveness and brand value but also to practicing shared growth with business partners and local communities based on the management philosophy centered on co-prosperity, fulfilling our responsibility as a corporate citizen.
S-1 Consumer Satisfaction
Customer Satisfaction Survey (Unit : points)
Customer Satisfaction Survey : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| S-OIL |
69.0 |
70.9 |
| Average of domestic competitors |
65.5 |
67.2 |
- Korea Net Promoter Score conducted by the Korea Management Association Consulting
Inspection on Product Quality and Facilities of Service Stations & LPG Filling Stations (Unit : times)
Inspection on Product Quality and Facilities of Service Stations & LPG Filling Stations : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Quality inspection |
6,832 |
8,351 |
| Facility inspection |
2,060 |
2,222 |
VOC Handling Performance (Unit : cases)
VOC Handling Performance : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Total |
909,153 |
687,012 |
| Call counseling |
125,668 |
129,660 |
| ARS Self counseling |
28,012 |
56,424 |
| 1:1 chat counseling |
58,482 |
45,876 |
| Chatbot counseling |
696,991 |
455,052 |
Complaint VOC Handling Performance (Unit : cases)
Complaint VOC Handling Performance : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Total |
2,375 |
3,055 |
| Bonus card & associated card |
535 |
1,153 |
| Promotion & vouchers |
581 |
662 |
| Service & transportation, etc. |
1,200 |
1,111 |
| Quality |
59 |
129 |
Time Spent on VOC Handling (Unit : business days)
Time Spent on VOC Handling : Category, Standard Service Level, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Rate of VOCs closed within designated window |
100% |
100% |
| Inquiry VOC |
| Standard Service Level 2 business days |
0.1 |
0.15 |
| Complaint VOC |
| Standard Service Level 5 business days |
0.97 |
0.80 |
S-2 Quality Management
Trustworthy Service Stations (Unit : stations)
Trustworthy Service Stations : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| No. of trustworthy service stations |
1,970
(91.8%) |
1,985
(87.7%) |
Environmental Quality Evaluation on Automotive Fuels (Unit : ★)
Environmental Quality Evaluation on Automotive Fuels : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Gasoline |
| 1H |
★4 |
★5 |
| 2H |
★5 |
★5 |
| Diesel |
| 1H |
★5 |
★5 |
| 2H |
★5 |
★5 |
- The Ministry of Environment has been evaluating ratings of vehicle fuels every 6 months since 2006 by taking gasoline and diesel samples from terminals and service stations of each refinery which are located in the metropolitan area and commissioning the Korea Institute of Petroleum Management for test. Expanded nationwide from 2020 in accordance with the Clean Air Conservation Act (highest rating ★5)
Abnormal Product Detection Rate (Unit : %)
Abnormal Product Detection Rate : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| S-OIL |
0.9 |
1.0 |
| Average of domestic refiners |
1.1 |
1.0 |
Violation of Laws related to Health & Safety Impacts of Product/service (Unit : cases)
Violation of Laws related to Health & Safety Impacts of Product/service : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| No. of violations |
0 |
0 |
S-3 Domestic and International Marketing
Domestic Market Share (Unit : stations)
Domestic Market Share : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| No. of service stations nationwide |
10,984 |
10,855 |
| No. of S-OIL service stations |
2,147
(19.5%) |
2,174
(20.0%) |
| Retail light oil domestic market share |
26.2% |
27.1% |
- Based on service stations in business. (estimated by S-OIL)
Top of Mind Awareness in TV Advertising (Unit : %)
Top of Mind Awareness in TV Advertising : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| S-OIL |
61.5 |
67.9 |
| Average of domestic refiners |
4.5 |
4.3 |
- Based on tracking check result of advertising impact by a professional research institution.
S-4 Talent Management
Employment Status by Job (Unit : persons)
Employment Status by Job : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Total |
3,137 |
3,243 |
| Executives |
44 |
43 |
| Administrative staff |
1,288 |
1,339 |
| Production staff |
1,805 |
1,861 |
Employment Status by Workplace (Unit : persons)
Employment Status by Workplace : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Head Office |
705 |
720 |
| Refinery |
2,159 |
2,249 |
| District Biz HQ |
209 |
210 |
| Terminal |
64 |
64 |
Employment Status by Age (Unit : persons)
Employment Status by Age : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| 50 or above |
1,385 |
1,415 |
| 30 ~ 50 |
1,490 |
1,565 |
| Under 30 |
262 |
263 |
Employment Status by Gender (Unit : persons)
Employment Status by Gender : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Male |
2,897
(92.35%) |
2,986
(92.08%) |
| Female |
240
(7.65%) |
257
(7.92%) |
| Senior managers or higher levels |
| Male |
877 |
919 |
| Female |
112 |
99 |
| Managers in revenue-generating functions |
| Male |
386 |
390 |
| Female |
29 |
34 |
| Jobs on STEM-related positions |
| Male |
394 |
448 |
| Female |
29 |
29 |
- STEM : Science, Technology, Engineering, Mathematics
- Change in the number of people due to change in the position system
Employment Status by Nationality (unit: persons)
Employment Status by Nationality : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Korea |
3,135 |
3,241 |
| Others |
2 |
2 |
- Others : 1 each from Saudi Arabia and Canada (accounting for 1.1% of female managers in 2023)
Employment Status by Employment Contract (Unit : persons)
Employment Status by Employment Contract : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Executives |
44 |
43 |
| Regular employees |
| Male |
2,817 |
2,852 |
| Female |
217 |
230 |
| Total |
3,034 |
3,082 |
| Non-regular employees (contractors) |
| Male |
36 |
91 |
| Female |
23 |
27 |
| Total |
59 |
118 |
Employment Status by Employment Type (Unit : persons)
Employment Status by Employment Type : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Full-time |
| Male |
2,897 |
2,980 |
| Female |
240 |
256 |
| Total |
3,137 |
3,236 |
| Part-time |
| Male |
0 |
6 |
| Female |
0 |
1 |
| Total |
0 |
7 |
Major Activities performed by Workers not employed by S-OIL (Unit : persons)
Major Activities performed by Workers not employed by S-OIL : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Total |
1,372 |
1,393 |
| General office work (dispatch staff) |
35 |
38 |
| Contract/service (Head Office) |
169 |
166 |
| Contract/service (Refinery) |
1,168 |
1,189 |
- It is the same as the employment type disclosure data of the Ministry of Employment and Labor. (As of March every year)
- Contract/service at Head Office
- Building management, cleaning, security, driver, restaurant, IT, call center, etc.
- Contract/service at Refinery
- Repair & maintenance, cleaning, security, crude oil unloading, restaurants, etc.
Recruitment (Unit : persons)
Recruitment : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Age |
| 50 or above |
1 |
15 |
| 30 ~ 50 |
11 |
44 |
| Under 30 |
74 |
118 |
| Gender |
| Male |
66 |
142 |
| Female |
20 |
35 |
| Total |
86 |
177 |
| Open positions filled by internal candidates |
84% |
76% |
Retirees (Unit : persons)
Retirees : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Age |
| 50 or above |
80 |
21 |
| 30 ~ 50 |
16 |
31 |
| Under 30 |
8 |
14 |
| Gender |
| Male |
92 |
46 |
| Female |
12 |
20 |
| Total |
104 |
66 |
| Turnover rate |
3.3% |
2.0% |
| Voluntary turnover rate |
2.0% |
1.0% |
Employee Remuneration (Unit : KRW in million)
Employee Remuneration : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Total amount paid a year in remuneration |
511,019 |
525,224 |
| Average remuneration per employee |
166 |
170 |
- Remuneration (KRW 151.9 million) of the median employee refers to the pay of the 1,593rd employees out of the total of 3,186 people on the payroll in 2023.
- The CEO's compensation was KRW 1,223 million, 7.2 times higher than the average remuneration per employee in 2023.
Average Salary by Gender (Unit : KRW in million)
Average Salary by Gender : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Executive |
| Basic salary and bonuses (Female) |
169.9 |
182.5 |
| Basic salary and bonuses (Male) |
258.7 |
257.9 |
| Total salary (Female) |
273.1 |
303.6 |
| Total salary (Male) |
471.0 |
444.0 |
| Senior manager or above |
| Basic salary and bonuses (Female) |
82.1 |
90.0 |
| Basic salary and bonuses (Male) |
96.0 |
100.7 |
| Total salary (Female) |
148.6 |
148.2 |
| Total salary (Male) |
173.6 |
167.7 |
| Below deputy senior manager |
| Basic salary and bonuses (Female) |
54.9 |
53.6 |
| Basic salary and bonuses (Male) |
56.2 |
78.4 |
| Total salary (Female) |
97.2 |
85.5 |
| Total salary (Male) |
99.1 |
128.9 |
- Average salary of female executives is the average salary of female directors (Average salary of male directors : Basic salary KRW 149.3 million, Total salary: KRW 241.8 million)
Employment of the Disabled & National Meritorious Persons (Unit : persons)
Employment of the Disabled & National Meritorious Persons : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| No. of employees with disabilities |
50 (1.6%) |
56 (1.7%) |
| No. of national meritorious employees |
159 (5.1%) |
158 (4.9%) |
S-5 Employee Competency Development
Training Hours per Employee (Unit : hours)
Training Hours per Employee : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Average |
75 |
73 |
| Male |
75 |
74 |
| Female |
73 |
70 |
Training Expenses per Employee (Unit : KRW in thousand)
Training Expenses per Employee : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Training expenses per employee |
1,393 |
1,376 |
Human Capital Return on Investment (HC ROI)
Human Capital Return on Investment (HC ROI) : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Human capital return on investment |
7.27 |
3.44 |
- HC ROI formula: {Revenue – (Operating Expense – Employee-related expenses)} / Employee-related expenses
- Employee-related Expenses are based on the total annual payroll listed in the Business Report
S-6 Organizational Culture
Employee Engagement
Employee Engagement : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Employee Engagement |
8.2점 |
- |
| Percentage of employees responded to the Employee Engagement Survey with a score of 7 of higher out of 10 |
78.5 |
- |
- Survey frequency : 2 years
Annual Leave (Unit : days)
Annual Leave : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Average days of used annual leave per employee |
24.2 |
23.6 |
- Excluded production staffs & project organization staffs.
Parental Leave (Unit : persons)
Parental Leave : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| No. of employees took parental leave |
| Male |
9 |
6 |
| Female |
30 |
21 |
| Total |
39 |
27 |
| No. of employees returned to work after parental leave (plan) |
| Male |
5 |
4 |
| Female |
18 |
14 |
| Total |
23 |
18 |
| No. of employees returned to work after parental leave (actual) |
| Male |
5 |
2 |
| Female |
18 |
13 |
| Total |
23 (100%) |
15 (83%) |
| No. of employees worked for more than one year after parental leave |
| Male |
4 |
4 |
| Female |
8 |
18 |
| Total |
12 (86%) |
22 (96%) |
Labor Union (Unit : persons, cases)
Labor Union : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| No. of union members |
1,773
(57.3%) |
1,787
(55.8%) |
| No. of employees covered by collective bargaining agreements |
3,093
(100%) |
3,200
(100%) |
| No. of labor disputes |
0 |
0 |
S-7 Occupational Safety and Health
DNV Safety Culture Evaluation (Unit : points)
DNV Safety Culture Evaluation : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| DNV Evaluation score |
8.4 |
8.5 |
- DNV Safety Culture Score : An index to evaluate the level of corporate safety culture in a quantitative manner created by DNV GL (0 ~ 9 points : World Class over 8.1 points, Leading Edge : 6.1 ~ 8.0 points, Extended : 4.1 ~ 6.0 points, Core : 2.1 ~ 4.0 points)
No. of Injured Employees and Occupational Injury Rate1) (Unit : persons, %)
No. of Injured Employees and Occupational Injury Rate : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| S-OIL |
| No. of injured male |
8 |
1 |
| No. of injured female |
0 |
0 |
| Total |
8 |
1 |
| Injury rate (LTIR2)) |
0.19 |
0.00 |
| Injury rate (TRCF3)) |
0.26 |
0.03 |
| Contractors |
| No. of injured male |
64) |
5 |
| No. of injured female |
0 |
0 |
| Total |
6 |
5 |
| Injury rate (LTIR) |
0.20 |
0.08 |
| Injury rate (TRCF) |
0.24 |
0.14 |
- 1) Injury rate = no. of injured employees x 200,000 / total work hours
- 2) LTIR (Lost Time Injury Rate) : Rate of lost-time injuries relative to total work hours
- 3) TRCF (Total Recordable Case Frequency) : Rate of recordable injuries for employees and contractors per 100 full-time worers
- 4) One fatality from contractors in 2022 (no fatalities in 2019, 2020, and 2021)
Loss of Primary Containment (Unit : cases)
Loss of Primary Containment : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Tier-1 |
11) |
0 |
- Loss of Primary Containment : Uncontrolled leakage of materials including non-toxic and flammable materials
- 1) On May 19, 2022, there was a fire during Anti Surge Valve maintenance at #2 Alkylation process
Process Safety Events (Unit : cases per million hours)
Process Safety Events : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Process Safety Events rate (Tier-1) |
0.08 |
0.00 |
- Process Safety Event Rate : No. of process leak accident X 1,000,000 / total work hours
- Tier-1 : Over LTI by process leak accident, over $100,000 of fire/explosion, over Tier-1 leakage standards on flammable/toxic substance (API RP 754)
Safety Accident (Unit : cases)
Safety Accident : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Fire accidents |
11) |
0 |
| Accidents from violations of regulations |
0 |
0 |
- 1) On May 19, 2022, there was a fire during Anti Surge Valve maintenance at #2 Alkylation process
Occupational Illness (Unit : persons, %)
Occupational Illness : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Employees with occupational illness |
Male |
0 |
0 |
| Female |
0 |
0 |
| Total |
0 |
0 |
| Occupational Illness Frequency Rate (OIFR) |
0.00 |
0.00 |
- Standard : No. of occupational illness approved by the Korea Workers' Compensation & Welfare Service.
- Occupational Illness Frequency Rate (OIFR) = No. of occupational illness X 1,000,000 / total work hours
Safety Training (Unit : times, persons)
Safety Training : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| S-OIL |
| No. of trainings |
654 |
729 |
| No. of participants |
41,745 |
40,467 |
| Contractors |
| No. of trainings |
406 |
375 |
| No. of participants |
19,374 |
18,456 |
- Included commissioned trainings & firefighting drills.
S-8 Supply Chain Management
Procurement by Item (Unit : KRW in million)
Procurement by Item : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Total |
1,010,475 |
1,651,284 |
| Construction & maintenance |
334,763 |
501,146 |
| General service |
226,357 |
686,399 |
| Materials |
449,355 |
463,739 |
- Excluding procurement of crude oil & products.
- There is a difference between above data and the value creation amount at Page 19, which is the cost of sales in the financial statements.
Procurement by Region (Unit : KRW in million, suppliers)
Procurement by Region : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Amount |
| Korea |
790,158 |
1,459,607 |
| Asia |
113,052 |
172,070 |
| Middle East |
1,131 |
195 |
| Europe |
38,740 |
12,032 |
| America |
67,283 |
7,271 |
| Others |
111 |
110 |
| Total |
1,010,475 |
1,651,285 |
| No. of Suppliers |
| Korea |
1,102 |
1,222 |
| Asia |
32 |
79 |
| Middle East |
2 |
1 |
| Europe |
19 |
25 |
| America |
19 |
1 |
| Others |
1 |
1 |
| Total |
1,175 |
1,329 |
- Excluding procurement of crude oil & products.
Regular Risk Evaluation on Suppliers (Unit : %)
Regular Risk Evaluation on Suppliers : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
Regular evaluation rate
(including ESG risk) |
100 |
100 |
Suppliers Satisfaction Survey (Unit : points)
Suppliers Satisfaction Survey : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Satisfaction score |
9.31 |
9.40 |
Supplier Invitation Program (Unit : times, companies, persons)
Supplier Invitation Program : Category, 2022, 2023 항목으로 구성된 테이블입니다.
| Category |
2022 |
2023 |
| No. of programs |
- |
4 |
| No. of companies |
1,012 |
425 |
| No. of participants |
- |
510 |
- According to the government's COVID-19 quarantine regulations, programs were replaced to the distribution of explanation materials for 2020 ~ 2022.
- Conducted twice at the Head Office and twice at the Refinery in 2023
ESG Training for Procurement-related Teams (Unit : %)
ESG Training for Procurement-related Teams : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Participation rate |
100 |
100 |
S-9 Social Contribution
Performance in Social Contribution Activities (Unit : KRW in million)
Performance in Social Contribution Activities : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| Total |
6,972 |
9,555 |
| For Local Community |
1,722 |
3,384 |
| For the Environment |
470 |
430 |
| For Needy People |
2,970 |
3,063 |
| For Heroes |
1,160 |
890 |
| Others (S-OIL Science & Culture Foundation, etc.) |
650 |
1,788 |
- The above performance includes donation as charity and local community contribution activities only.
- According to the government's COVID-19 quarantine regulations, activities for the Environment were suspended in 2020.
Sunshine Sharing Campaign (Unit : persons, hours, KRW in million)
Sunshine Sharing Campaign : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| S-OIL Public Service Corps |
| No. of participants |
- |
776 |
| Participation hours |
- |
4,815 |
| Wage tail-cut contribution |
| No. of participants |
1,756 |
1,642 |
| Amount of contribution |
125 |
150 |
| 1 employee & 1 donation account |
| No. of participants |
394 |
333 |
| Amount of contribution |
45 |
42 |
- According to the government's COVID-19 quarantine regulations, activities of S-OIL Public Service Corps were suspended from 2020 to 2022.
Culture & Art Sharing Campaign (Unit : times, persons)
Culture & Art Sharing Campaign : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| No. of events |
6 |
12 |
| No. of participants |
810 |
2,580 |
- According to the government's COVID-19 quarantine regulations, events had been temporarily suspended from Feb. 2020 to May 2022.
Local Purchasing in Ulsan (Unit : cases, KRW in million)
Local Purchasing in Ulsan : Category, 2022, 2023 Table.
| Category |
2022 |
2023 |
| No. of purchasing in Ulsan |
6,792
(59.1%) |
6,515
(57.3%) |
| Amounts of purchasing in Ulsan |
204,945
(20.3%) |
855,476
(51.8%) |
- Excluding crude oil & products.
