| 2009 | Samsung Engineering | Catalyst Loading | GSP 6 Project |
| 2009 | CTCI Construction | Internal Tray and Cooling part Installation | PTT Asahe Project |
| 2010 | Doosan Heavy Industry Construction | Manpower Supply for Grantee Plant | Glow Generation Group |
| 2010-2011 | Oualitech Engineering Construction | Internal tray Installation | IRPC TGTU-1 ARU-2 Project |
| 2010-2011 | SK/ Thai Woo Ree Engineering | Internal tray Reactor Installation | PTT GC 1 Clean Fuel Project |
| 2011 | Viny Thai Public Co.,Ltd. | Modify Tray and Installation | Shut Down Unit VCM Plant |
| 2012 | Thai Woo Ree Engineering | Internal Tray Installation | BST LATEX Plant Project |
| 2012 | PTT Public Co.,Ltd. | Air Fin Cooler Cleaning | Shut Down ESP Plant |
| 2012-2013 | BST Elastomer Co.,Ltd | Chemical Warehouse Demolish and Construction | BST Elastomer Plant |
| 2013 | KEC.Kong Patana Co.,Ltd | Roller reactor support | Shut Down HMC PDH Plant |
| 2013 | Nippon Express Co.,Ltd | Internal Tray Installation | PTT GC/BV Project |
| 2013 | Mega Bangna Co.,Ltd | Wet Scrubber Design and Installation | RevampWaste Water Plant |
| 2013 | Blue Scope Co.,Ltd | Rolling Coil Car and Chemical Pump Maintenance Service | Turn Around Plant Cool mill |
| 2013 | PTT Public Co.,Ltd | Air Fin Cooler Pressure Jet Cleaning | ESP. Shut Down Unit |
| 2013 | Mega Bangna | Overhaul Blower and Dust | Shut Down Unit Building |
| 2013 | HMC Polymer Co.,Ltd. | Spray Bio Mediation Agent Control Smell Hydrocarbon form Production Process | Turn Around PHD Plant |
| 2013 | Mega Bangna Co.,Ltd. | Overhaul Pump and Upgrade Impeller Form Carbon to SS304 | Waste Water Treatment Plant Shut Down |
| 2014 | Vatana Phaisal Engineering | Equipment installation , Compressors , Pump , Air Fin Cooler , Overhead Crane , | UHV Project |
| 2014 | Vatana Phaisal Engineering | Manpower Supply | UHV Project |
| 2014 | SK Engineering | Maintenance Service | Maintenance Service |
| 2014 | GS Engineering and Construction | Maintenance Service | Maintenance Service |
| 2014 | PTT ME Company Limited | Improve storage tank and modify nozzle | IRPC petroleum |
| 2014 | 3K Transport Engineering | Steel structure Fabrication Installation | IRPC Plc. |
| 2014 | Vatana Phaisal Engineering | Equipment installation , Compressors , Pump , Air Fin Cooler , Overhead Crane , | UHV Project |
| 2014 | Vatana Phaisal Engineering | Manpower Supply | UHV Project |
| 2014 | Blue Scope Co.,Ltd | Maintenance Service | Maintenance Service |
| 2014 | Evonik thai aerosil Co.,Ltd. | Repair Pump Sum pit | Maintenance Service |
| 2015 | PTT Maintenance and Engineering Company Limited | Pump Compressor Internal tray Installation work | AROMATICS – II DEBOTTLE NECKING PROJECT (PTTGC) |
| 2015 | PTT Public Co.,Ltd | Air Fin Cooler Pressure Jet Cleaning | GSP6 Unit |
| 2015 | PTT Maintenance and Engineering Company Limited | Turnaround / Shutdown Work for Demolish Existing Tray, Replace/ Installation New Tray | AROMATICS – II DE bottle neck PROJECT (PTTGC) |
| 2015 | GS Engineering Construction Company Limited | General Local Fabrication work | UHV Project |
| 2015 | PTT Maintenance and Engineering Company Limited | Manpower Supply (Mechanical / Piping work) | AROMATICS – II Shutdown PROJECT (PTTGC) |
| 2015 | GS Engineering Construction Company Limited | General Local Fabrication work | UHV Project |
| 2015 | Blue Scope Co.,Ltd | Maintenance Service | Maintenance Service |
| 2015 | Vatana Phaisal Engineering | Install Insulation support ring 52R001 A/B, 52R002, 52R003, 52D002 | UHV Project |
| 2016 | Asia refining Co.,Ltd. | Renovated and new fabricate distillation tank, Piping work | Process Expansion |
| 2016 | Innovek Asia Thailang | Remove and installation Cooling Tower | SCG Site 2 |
| 2017 | PTT Maintenance and Engineering Company Limited | Relocate and Renovated Lpg Pipe line | NPC – SE |
| 2017 | PTT Maintenance and Engineering Company Limited | Relocate and Renovated Steam pump alignment work | PTT GC (i4) |
| 2017 | PTT Maintenance and Engineering Company Limited | Clear punch list | ANNAPURNA PROJECT |
| 2017-2018 | THAI MADEN SHA THAILAND | INSTALLATION EQUIPMENT AND STRUCTURE | GALAXY PROJECT NS-BLUESCOPE MCL3 |
| 2018 | Asia refining Co., Ltd. | PROCESS PIPE FABRICATE | RENOVATE LINE AND OVERHUAL PUMP |
| 2019 | GC Maintenance and Engineering Company Limited | Shut down Clean and Remove internal tray with loading packing | GC Glycol shut down plant |
| 2019 | GC Maintenance and Engineering Company Limited | Shut down Clean and Remove internal tray with loading packing | GC Glycol shut down plant |
| 2019 | GGC Global Green Chemical | Clean Remove Internal Tray and Installation | GGC Mini Shut down 2019 |
| 2019 | SCG Thai Plastic Chemical | Clean Remove Internal Tray and Installation High Pressure Jet Cleaning | VCM1 Plant Turn Around |
| 2019 | GC Maintenance and Engineering Company Limited | Shut down Modification Pump Base Plate | GC 6 Shut Down 2019 |
| 2019 | GC Maintenance and Engineering Company Limited | Modification Pipe line Remove and Install Eye Shower Change Valve modify pipe line | GC 7 |
| 2020 | GC Maintenance and Engineering Company Limited | Shut down Clean and Remove internal tray with loading packing | GGC shut down plant |
| 2019-2020 | CAZ (THAILAND) PUBLIC CO.,LTD. | Pressure Vessel Internal tray installation | GC ORP PROJECT |
| 2020 | GC Maintenance and Engineering Company Limited | Manpower supply | GGC Mini Shut down |
| 2020 | GC Maintenance and Engineering Company Limited | Manpower supply | GGC Mini Shut down |
| 2021 | CAZ (THAILAND) PUBLIC CO.,LTD. | Internal tray installation | PTT LNG PROJECT |
| 2021 | Thai Oil Public Co.Ltd. | Repair and installation Spring Hanger | Maintenance project |
| 2022 | Red Sea Engineering Company Limited | Reactor internal part and column internal tray Installation | Thai Oil CFP Project |
| 2022 | CAZ (THAILAND) PUBLIC CO.,LTD. | Internal tray installation | GC OMP PROJECT |
| 2022 | GC Maintenance and Engineering Company Limited | TA/ 2022 Column cleaning High Pressure Jet Cleaning Internal tray remove clean ,revamp , installation | GC6 Turn around Shut down 2022 |
| 2022 | Thai Oil Public Co.Ltd. | Fabrication Chemical Mobile tank And Trailer Truck | Chemical Truck project |
| 2023 | Thai Oil Public Co.Ltd. | Fabrication and installation Magnetic Level Sight Glass | Maintenance project |
| 2023 | GC Maintenance and Engineering Company Limited | Column Internal Tray Replacement installation | OIP Project |
| 2023 | GC Maintenance and Engineering Company Limited | Pipe fabrication and Installation | GC 2 Maintenance |
| 2023 | Thai Scandic Steel Company Limited | Omega Purlin and Side Wall Installation Structure installation | Fifth Transmission Pipe Line PTT Project |
| 2023 | J&M Engineering Company Limited | AHU Unit Instillation | Robert Bosch Automotive Technologies (Thailand) |
