We are the leading global developer and manufacture of heat exchange solutions.

Level instrumentation, manufacturing, gauges

A conservative for Oklahoma's 1st District

Local certified woman-owned staffing firm with 40+ years of experience specializing in industrial, professional and medical contract, temp-to-hire and direct hire placements. Specialize in creating customized high volume flexible staffing solutions with offices in Tulsa and Bartlesville.

Keystone Geoscience LLC is a geological consulting company that describes the physical and chemical characteristics of earth materials through a variety of analytical methods.

A Tulsa favorite for over two decades, Kilkenny’s Irish Pub blends the charm of a classic Irish tavern with the flair of a nationally acclaimed restaurant. Enjoy a robust menu featuring traditional Irish fare and American favorites, alongside a top-tier selection of Irish whiskeys, Scotch, and what many consider the best pint of Guinness in the country. The full menu is served late—until 12:45 AM—making it the perfect spot for a lively night out or a cozy late dinner.

Kimberly-Clark Jenks Mill is a manufacturer of consumer paper products.

Architecture

Koehn Construction Services is a regional General Contractor with offices located in Fredonia, KS and Tulsa, OK. We are comprised of an experienced group of builders and tradesmen.

At KorectData, we specialize in professional telecommunications and structured cabling services for businesses. Our expert team provides Cat6 cabling installation, fiber optic network setups, telecom room buildouts, and MAC (Moves, Adds, Changes) services tailored to your company’s needs. We deliver reliable, future-ready infrastructure that keeps your business connected and competitive. Serving Tulsa with a commitment to quality, fast turnaround, and expert support — KorectData is your trusted partner for all business networking solutions.

Architecture, planning and interior design.

KTUL, virtual channel 8, is an ABC-affiliated television station licensed to Tulsa, Oklahoma, United States. The station is owned by the Sinclair Broadcast Group

Oil and gas operations

L3 Aeromet provides high-technology solutions, specializing in EO/IR systems, mission operations, data collection and exploitation, special-mission aircraft modification and systems integration. Our team of scientists, engineers and technicians provides outstanding support to the Department of Defense (DoD), government agencies and the aerospace community.

Labor union / workforce.

Landa Mobile Systems (LMS) specializes in designing and manufacturing mobile towers mounted on wheels or skids, with heights reaching up to 200 feet.

Langston University is the only historically black college or university (HBCU) in the state of Oklahoma. In 1897, our institution opened its door with 41 students on a single campus; today our community of approximately 3,000 students on three unique campuses provides a robust education that prepares students for leadership in the career of their choosing.

Psychiatric clinic and hospital

contracting, Design/Build, Tenant Finish, Ground Up, Restoration, Remodel, Construction management