1. UKL UPL for Exploratory Well Drilling in Anambas Working Area, Natuna Sea, Riau Islands Province. KUFPEC Indonesia (Anambas) B.V.  In progress.
2. UKL UPL for Haurgede Well, Bekasi Regency, West Java Province.  PT Pertamina EP Asset 3 Tambun Field. 2021.
3. UKL UPL for Additional Pondok Makmur Oil and Gas Field Development, Bekasi Regency, West Java Province.  PT Pertamina EP Asset 3 Tambun Field.  2020.
4. UKL UPL for 2D Offshore Seismic Survey in West Yamdena Block.  PT Saka Energi Yamdena Barat.  March 2020.
5. UKL UPL for Pasircatang Well Drilling in Jatibarang Field, Majalengka Regency, West Java Province.  PT Pertamina EP Asset 3.  January 2020.
6. UKL UPL for Konta Well Drilling in Muara Bakau Block, Makassar Strait.  Muara Bakau B.V.  2019.
7. UKL UPL for Gantar X Well Drilling in Jatibarang Field, Indramayu Regency, West Java Province.  PT Pertamina EP Asset 3.  July 2019.
8. UKL UPL for Cemara Well Drilling in Jatibarang Field, Indramayu Regency, West Java Province.  PT Pertamina EP Asset 3.  Jul 2018.
9. UKL UPL for West Sebuku Well Drilling in Sebuku Block, Makassar Strait.  PearlOil (Sebuku) Limited.  Jul 2018.
10. UKL UPL for 2D Marine Seismic Survey in ONWJ Block, Offshore North West Java.  PT Pertamina Hulu Energi ONWJ.  Jul 2018.
11. UKL UPL for Exploration Wells Drilling in East Sepinggan Field, Makassar Strait.  Eni East Sepinggan Ltd.  Jun 2017.
12. UKL UPL for Exploration Wells Drilling in Aru and West Papua IV Blocks, Maluku Tenggara and Kepulauan Aru Regencies of Maluku Province, and Kaimana Regency of West Papua Province.  Ophir (Aru) Limited and Ophir (West Papua IV) 1 Limited.  2017.
13. UKL UPL for Offshore 2D and 3D Seismic Survey in Offshore Timor Sea-1 and West Timor Sea Blocks, Nusa Tenggara Timur Province.  eni indonesia ots-1 limited.  2016.
14. UKL UPL for 10 Onshore Exploratory Wells Drilling in Tungkal Block, Mersam and MuaraTembesi Districts, Batanghari Regency, Jambi Province.  MontD’Or Oil (Tungkal) Limited.  2016.
15. UKL UPL for 3D Seismic Survey in Bangkanai Block.  Ophir Indonesia Bangkanai Limited.  May 2016.
16. UKL UPL for Exploratory Wells Drilling in North Madura Block, Madura Strait. Petronas Carigali (North Madura) Limited.  April 2016.
17. UKL UPL for Exploratory Wells Drilling in Ketapang Block, Java Sea. Petronas Carigali (Ketapang II) Limited.  April 2016.
18. UKL UPL for 3D Marine Seismic Survey in Aru and West Papua IV Blocks, Maluku Tenggara and Kepulauan Aru Regencies, Maluku Province, and Kaimana Regency of West Papua Province.  Ophir (Aru) Limited and Ophir (West Papua IV) 1 Limited.  November 2015.
19. UKL UPL for Pematang Lantih Limited Field Phase II Development, Tungkal Block.  Jambi Province.  MontD’Or Oil (Tungkal) Limited.  October 2015.
20. UKL UPL for Pematang Lantih Limited Field Development, Tungkal Block.  Jambi Province.  MontD’Or Oil (Tungkal) Limited.  July 2015.
21. UKL UPL for Seismic Survey in North East Bangkanai Block, Kutai Timur and Kutai Kartanegara Regencies of East Kalimantan Province.  Salamander Energy (North East Bangkanai) Limited.  June 2015.
22. UKL UPL for Seismic Survey in West Bangkanai Block, Kutai Barat of East Kalimantan Province, Murung Raya and North Barito Regencies of Central Kalimantan Province.  Salamander Energy (West Bangkanai) Limited.  June 2015.
23. UKL UPL for Activity Plan of Agricultural Land Relocation for Evacuee of Sinabung Eruption, Karo Regency of North Sumatra Province.  The work was carried out according to Direct Appointment Letter from Ministry of Environment (KLH) – Jakarta.  December 2014.
24. UKL UPL for Kedung Keris Limited Field Development, Bojonegoro Regency, East Java Province.  ExxonMobil Cepu Limited.  March 2015.
25. UKL UPL Addendum for Pasir Ridge Complex, Balikpapan Municipality, East Kalimantan Province. Chevron Indonesia Company.  June 2014.
26. UKL UPL Addendum for Sapi Limited Field Development, Makassar Strait.  Chevron Indonesia Company.  February 2015.
27. UKL UPL for Exploration Drilling of Teram 1,2,3 and Bukit Tengah 1,2 in Offshore North Madura, East Java Province. PC Ketapang II Ltd.  October 2014.
28. UKL UPL for Exploration Wells Drilling in Tungkal Block.  Tebo Regency, Jambi Province.  MontD’Or Oil (Tungkal) Limited.  February 2015.
29. UKL UPL for Seismic Survey and Exploration Well Drilling in Cendrawasih VII Block, Pacific Ocean.  Lundin Cendrawasih VII B.V.  July 2014.
30. UKL UPL for Pematang Lantih-03 Well Drilling.  Tanjung Jabung Barat Regency, Jambi Province. MontD’Or Oil (Tungkal) Limited.  September 2014.
31. UKL UPL for 3D Seismic Survey of Zulu and F-Main Areas, Offshore of DKI Jakarta and West Java Provinces. PT Pertamina Hulu Energi Offshore North West Java.  August 2014.
32. UKL UPL for Offshore Exploration Wells Drilling in Rapak PSC and Ganal PSC, Makassar Strait.  Chevron Indonesia Company.  September 2014.
33. UKL UPL for OO-OC-OX Limited Fields Development in Offshore North West Java  (ONWJ) Block, West Java Province.  PT Pertamina Hulu Energi Offshore North West Java.  March 2014.
34. UKL UPL for Seismic Survey in Tanjung Aru Block, Makassar Strait.  Mamuju Regency, Sulawesi Barat Province. Kris Energy (Tanjung Aru) B.V.  October 2013.
35. UKL UPL for 2D Marine Seismic at Semai IV Block, Seram Sea, West Papua Province. Murphy Semai IV Ltd.  June 2013.
36. UKL UPL for Exploratory Well Drilling at A Block of Natuna Sea, Kepulauan Riau Province.   Premier Oil Natuna Sea B.V. April 2013.
37. UKL UPL for Kuda Laut-1 and Singa Laut-1 Wells Exploratory Drilling at Tuna PSC Block, Natuna Sea, Kepulauan Riau Province.  Premier Oil Tuna B.V.  April 2013.
38. UKL UPL for Additional Activity of Greater Yakin and Greater Sepinggan Limited Fields Development in Makassar Strait Waters, East Kalimantan Proviince. Chevron Indonesia Company.  October 2013.
39. UKL UPL for Seismic 3D OU-OV, FWEST, FNORTH, GQ-GQS, and PAPA Areas, Offshore North West Java.  PT Pertamina Hulu Energi Offshore North West Java.  June 2013.
40. UKL UPL for Gada-Bisma Exploratory Well Drilling, Makassar Strait. Chevron Indonesia Company. 5 February 2013.
41. UKL UPL for Limited Field Development in Tungkal Block, Tebo Regency, Jambi Province.  MontD’Or Oil (Tungkal) limited.  February 2013.
42. UKL UPL for Offshore Well Drilling in Salamander (Bontang) Pte.Ltd.  November 2012.
43. UKL UPL for Offshore Kendang Prospect. Salamander (SE Sangatta) Pty.Ltd.  November 2012.
44. UKL UPL for KGR-1 Exploration Well Drilling.  Blora Regency, Central Java Province. Pertamina Hulu Energi Randugunting. September 2012.
45. UKL UPL for Exploration Well Drilling.  KrisEnergy Kutei B.V.  November 2012.
46. UKL UPL for GG Field Development, Offshore North West Java Block.  PT Pertamina Hulu Energi Offshore North West Java.  August 2012
47. UKL UPL for Sintez-1 Offshore Drilling Well.  East Bawean Ltd.  March 2012.
48. UKL UPL for CBM Block, East Kalimantan and South Kalimantan Provinces.  PT Transasia Energy Resources.  July 2011 – April 2012.
49. UKL UPL for Biawak-1 Well Exploratory Drilling.  Premier Oil Natuna Sea B.V. 2011.
50. UKL UPL for Limited Field Development, Natuna Sea, Riau Province.  PT Pertalahan Arnebatara Natuna.  2011
51. UKL UPL for Seismic Survey of Randugunting Block. Blora, Rembang, and Grobogan Regency, Central Java Province, and Tuban Regency – East Java Province. Pertamina EP Randugunting.  June 2011.
52. UKL UPL for Rapak Ganal Seismic, Makassar Strait.  Chevron Rapak Ltd, Chevron Ganal Ltd.   August 2011.
53. UKL UPL for KKT-1, KKT-2, KKT-3, YY-3 and YY-4 Wells Drilling, Offshore of Karawang Regency.  PT Pertamina Hulu Energi Offshore North West Java April 2011.
54. UKL UPL for 3D Seismic Survey in Marine and Transition Zone. Offshore of Karawang Regency.  April 2011.
55. UKL UPL for 2D Seismic Survey in East Bawean I Block, Java Sea. East Bawean Ltd. November 2010.
56. UKL UPL for Wortel Limited Oil Field Development at Sampang PSC Block, Madura Strait. Santos (Sampang) Pty. Ltd. September 2010.
57. UKL & UPL High Resolution 2D Seismic Survey at Offshore Exploration wells KKT-1 and YY-4, Karawang Regency, West Java Province. Pertamina Hulu Energi Offshore North West Java Ltd. August 2010.
58. UKL UPL for Trekulu Well Exploration Drilling.  TOTAL E&P INDONESIE.  April 2010.
59. UKL UPL for CBM Exploration in Banjar#1 Block. PT. Indobarambai Gas Methane, PT. Barito Basin Gas, PT. Trisakti Gas Methane.  September 2010.
60. UKL UPL for CBM Exploration in Banjar#2 Block. PT. Indobarambai Gas Methane, PT. Barito Basin Gas, PT. Trisakti Gas Methane.  September 2010.
61. UKL UPL for CBM Exploration in Barito Tapin Block. PT. Indobarambai Gas Methane, PT. Barito Basin Gas, PT. Trisakti Gas Methane.  September 2010.
62. UKL UPL for Drilling Angklung-1. Salamander (Bontang) Pty. Ltd.  February 2010.
63. UKL UPL for Pasangkayu Exploration Well Drilling Program Service.  Marathon International Petroleum Indonesia Limited.  April 2010.
64. UKL UPL for Bathymetric and 3D Seismic Survey Report Services. Salamander Energy              (S.E. Sangatta) Limited.  2010.
65. UKL UPL for 3D Seismic Survey in Cendrawasih Block.  Papua Province. ExxonMobil.  March 2010.
66. UKL UPL for DPG-1 Well Drilling in Randugunting Block, Blora Regency, Central Java Province.   PT Pertamina EP Randugunting.  April 2010.
67. UKL UPL for Bathymetric and 3D Seismic Survey Report Services.  Salamander Energy             (S.E. Sangatta) Limited.  Desember 2009.
68. UKL UPL for 2D Seismic Survey in Kumawa Block.  Marahon Indonesia (Kumawa) Limited. December 2009.
69. UKL UPL for Offshore 2D Seismic Survey in North Sumbawa II Block. Husky Oil North Sumbawa Ltd.  December 2009.
70. UKL UPL for Seismic Survey in Kerapu Block. PEARLOIL (Tacylyte) Limited. November 2009.
71. UKL UPL for Jangkrik#2 Wel Exploration Drilling, Makassar Strait.  ENI Muara Bakau B.V. October 2009.
72. UKL UPL for Offshore Exploration Drilling of Kukura-1, Vikram-1, and Adiyasa-1 Wells in East Bawean II Block, Java Sea.  Husky Oil East Bawean Limited.  May 2009.
73. UKL UPL for Exploration Drilling of Aru-1 and Kobroor-1 inin Amborip VI Block, and Mutiara Hitam-1 Well in Arafura Sea Block, Arafura Sea. ConocoPhillips.  July 2009.
74. UKL UPL for Kikim#3, South Sumatra Province.  PT MEDCO E&P INDONESIE.  August 2009.
75. UKL UPL for Offshore Exploratory Drilling of Peluang#1 Well, Madura Offshore Block, Madura Strait, East Java Province. Santos (Sampang) Pty. Ltd. February 2009.
76. UKL UPL for Onshore Wells Drilling of Wild Cat and Delineation in  Bunga Mas PSC Block, Lahat Regency, South Sumatra Province. Bunga Mas International Company. November 2008.
77. UKL UPL Study of Offshore Exploration Drilling of Ruby Merah-1 Well, Lampung Block. Petronas Carigali Lampung II Ltd. April 2009.
78. UKL UPL for Tunu Seismic Survey, Makassar Strait.  TOTAL E&P INDONESIE.  2009.
79. UKL UPL for Seismic Survey in Tuna Block, Natuna Sea.  Premier Oil (Tuna) B.V. 2008