PK Logo
P.K. Progressive Service
ISO 9001 ISO 17025

P.K. Progressive Service

Think Calibration Solution,

Trust Every Transfer.

Your Trusted Partner in Custody Transfer Calibration & Measurement Services.
Delivering precision, efficiency, and reliability in oil & gas industry calibration.
Third-party calibration expertise ensuring seamless operations in custody transfer and taxation.

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About Us

At P.K. Progressive Service Co., Ltd., we are a leading provider of measurement and calibration services, specializing in third-party custody transfer calibration for the oil & gas industry across Southeast Asia. Established in 1969, we have earned a strong reputation as Thailand's trusted calibration specialist, acting as a reliable independent intermediary between companies, governments, sellers, and buyers.

We provide expert calibration and measurement for custody transfer and taxation, covering offshore production, refineries, and oil terminals throughout Thailand. Our end-to-end solutions guarantee precision, safety, and efficiency at every stage of the calibration process—ensuring compliance, trust, and operational continuity.

P.K. Progressive Service Calibration in Action

Our Services Include

  • Metering Solutions: Volumetric and Mass Meter Proving
  • Weighing Scale Calibration
  • Automatic Tank Gauge Calibration
  • Pipe Prover & Compact Prover Services
  • Tank Calibration
  • Densitometer Calibration
  • W&M / Customs / Excise Certification Services
  • Measurement System Design Consultation

Our Core Values

  • Healthy: Ensuring a safe working environment for all.
  • Morality: Upholding ethical standards in all our operations.
  • Professionalism: Delivering expert services with dedication.
  • 3S Principles: Standards, Safety, Speed of work.

Our Vision: A Leader in Calibration and Work with Happiness

Our Services

Delivering High-Precision Calibration & Measurement Solutions

On-Site Calibration

Professional calibration services delivered directly at your facility.

  • Meter Calibration
  • Prover Calibration
  • Densitometer Calibration

Laboratory Calibration

Precision calibration in our certified laboratory facilities.

  • Meter Certification (1" to 10")
  • Flow Range: 0.5 to 400 tons/hour
  • Measurement Uncertainty: ±0.040%

Tank Systems

Comprehensive tank calibration and inspection services.

  • Automatic Tank Gauge Calibration
  • Tank Calibration & Inspection
  • Tank Truck Calibration

Superb Services

Specialized solutions for measurement system optimization.

  • Meter/Prover Overhaul
  • Measurement System Design Consultation
  • In-House Training on Custody Transfer & Loss Control

Service Standards

ISO 9001:2015

Certified quality management system ensuring consistent service excellence.

ISO/IEC 17025:2017

Accredited laboratory calibration services (NSC-TISI-TIS 17025 Calibration 0351).

3S Principles

Our work follows the 3S principles: Standards, Safety, and Speed of work.

Our Service Areas

Delivering High-Quality Calibration Services Across Southeast Asia

Thailand

Headquarters & Calibration Center

52,54 Nawamin 74 Road, Khannayao, Bangkok 10230, Thailand

Cambodia

MEASUREMENT SOLUTION CO.,LTD

41. St. Betong, Sangkat Preak Pra, Khan Chbar Ampov, Phnom Penh, Cambodia

Laos

Nationwide Calibration Solutions

Supporting industries with certified calibration services across Lao PDR.

Reference Customers

PTTEP Logo

PTT Exploration and Production Plc.

Bangchak Logo

Bangchak Petroleum Public Co., Ltd.

Esso Logo

Esso Refinery (Sriracha)

TOP Logo

Thai Oil Public Co.,Ltd.

BAFS Logo

Bangkok Aviation Fuel Services

BST Logo

BST Bangkok Synthetic Co.,Ltd.

SAKC Logo

Sak Chaisidhi Co.,Ltd.

SHELL Logo

The Shell Company of Thailand Limited

Caltex Logo

Caltex Oil (Thailand) Limited

THAPPLINE Logo

Thai Petroleum Pipeline Co.,Ltd.

PTT Logo

PTT (Public) Co.,Ltd.

Excise Logo

Excise Department (Thailand)

Contact Us

Address

52,54 Nawamin 74 Road, Khannayao, Bangkok 10230, Thailand

Phone

+66(0) 2947 7010-11

+66(0) 81-556-6330

Fax

+66(0) 2510 4212