Company Profile

GEMSTAR, Inc. is a leading manufacturer of ASME Section VIII, Division 1 and 2 Pressure Vessels. Our facility is located in Odessa, Texas. Founded in 1958, GEMSTAR's premise is to provide equipment and service of high quality, superior workmanship, and timely deliveries at competitive prices. Our experience includes manufacturing contactors, towers, separators, strippers, and skid-mounted process units. GEMSTAR's experience also includes manifold skids, launcher/receiver skids, and process piping. Equipment manufactured for both onshore and offshore applications.


Quality Control
GEMSTAR, Inc. maintains a quality plan based on The American Society of Mechanical Engineers (ASME) as well as The National Board of Boiler and Pressure Vessel Inspectors. Stamps include "U", "U2", "S", "PP", and "R". Project documentation, third party verification (ABS, Lloyds) and 100% material identification is also available.


Safety is our primary concern at GEMSTAR. An extensive safety plan is maintained with weekly safety meetings and monthly inspections


GEMSTAR. Inc utilizes the latest edition of Compress for ASME calculations. All drawings are performed using the most recent release of AUTOCAD.


Located on 10 acres of land in Odessa, Texas, GEMSTAR's 30,000 square foot indoor fabrication facility consists of three bays 50' wide x 200' long each. click here for photo


Heat Treating
GEMSTAR's furnace measures 20' wide x 20' high x 60' long, gas fired and fully automated with a maximum temperature of 1800 degrees Farenheit and a maximum weight capacity of 250 tons. click here for photo

Portable units are available.


GEMSTAR, Inc. can manufacture vessels up to 10" thick, diameters up to 20'-0", lengths up to 200', and weights up to 400,000 pounds.


Metals fabricated include carbon steel, stainless steel, nickel, chrome, inconel, and monel.