Supercritical CO2 Extraction, Particle Design, Sterilization, Impregnation + Purification Solutions since 1990.

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cGMP Certified and employing people in 3 countries, Pittsburgh-based Thar Process is the global leader in CO2 technology and equipment for the natural products industries. Thar’s expertise includes engineering headed up by Dr. Chordia, Jeff Wright and Sashi Ramesh plus chemistry and formulations, headed up by Drs. Shaikh and Lupoi. Chief Revenue Officer Todd Palcic and CFO Greg Imberlina round out the team with operations managed by Rick Mascara and Keith Douglas. With its proprietary technology, continuous R&D and toll processing services complementing its expertise in the bench to production-scale equipment, Thar offers its customers a single-point-of-access for process-scale, CO2 extraction, and purification solutions.  Thar follows the 3 Ps Principles: People, Planet, Profit.


Our Journey

  • 1990

    Thar is founded by Lalit Chordia, P.h.D.

  • 2007

    Thar built and commissioned the world’s largest industrial scale supercritical chromatography system, SFC-600. The system is currently being used in Malaysia to separate and purify micronutrients from palm oil.

  • 2008

    Thar was awarded a $2 million grant by the National Institute of Standards and Technology Alternative Technology Program for the development of a novel biodiesel technology that reduces that use of toxic substances and offers a clean, continuous, and economically viable production process.

  • 2012

    Thar announced the opening of its CO2 supercritical toll processing plant in the Pittsburgh Facility (as defined below). The primary focus of this new plant was the nutraceutical and functional food industries, providing customers with natural solvent-free products that could potentially meet organic market requirements. Thar expects to transition the majority of the plant’s utilization to the hemp industry.

  • 2014

    Thar’s toll processing plant received GMP certification with respect to the production of astaxanthin.

  • 2015

    Thar’s toll processing plant received GMP certification with respect to the production of astaxanthin.


Dr. Chordia is awarded the EY Entrepreneur of the Year award for Western Pennsylvania and West Virginia with respect to his entrepreneurship and role at Thar. Thar expanded its purification offerings to include supplying process-scale low, medium and high-performance liquid chromatography equipment and related services.

  • 2019

Thar patents 'full spectrum' winterized crude using Thar's patent-pending WinterFlow™ in-line winterization technology.  Thar provides cannabis / hemp industry with it's first Isolator SFC™ 10 for CBD clinical trials

  • 2020

Thar further expanded its purification offerings to include supplying process-scale supercritical fluid chromatography equipment and related services. Thar manufactured and delivered one of the largest high-performance liquid chromatography plants ever made, having a 600 millimetre internal diameter DAC column, in the United States.

  • 2021

Thar's Isolator SFC™   Thar shifts primary PR&D focus to purification of both natural + pharmaceutical synthetic ingredients (lipids, chiral APIs) and natural product isolation (natural oils, minor cannabinoids) after completion of SuperFast™ CO2 Extraction line.