H2 Strategics is a leading provider of hydrogen solutions. Our portfolio of companies offers a range of innovative products and services to support the diverse needs of industries such as transportation, energy storage, and industrial applications.

Hadco Metal is a service center for all metal alloys and industrial plastic. We serve our customers from our 150K sqft hub in Tulsa Our precision cutting equipment enables our aerospace customers to consistently get the exact shapes and sizes they require on time out processes and systems are maintained according to the guidelines of AS9100.

Full Service Business Law Firm with locations in Oklahoma City, Tulsa, Denver and NW Arkansas Hall Estill Attorneys represent clients in 70 Practice Areas.

Tax services.

Hotel lodging / accommodations. Tulsa midtown hotel located eleven minutes from downtown.

125 Room Select Service Hotel in the Heart of Downtown Tulsa - Opening March 2017

Hotel - 74 rooms

Hotel.

Consulting services - diversity and inclusion.

Property and casualty insurance company

Sleek and stylish, and absolutely packed with hip and modern amenities, Hard Rock Hotel Tulsa is the place to stay. Each of the 454 rooms and suites at Hard Rock Hotel & Casino Tulsa offers state-of-the-art amenities. Posh, sleek and stylishly comfortable, it's no surprise that some guests never want to leave. Wrap yourself in the soothing touch of triple-sheeted, high thread count linens that provide a delightfully cozy sleeping experience. Beyond the bed, each room is full of amenities specifically designed to make your stay a hit.

HEP is a one-stop HVAC partner, including Daikin new equipment, controls and energy services as well as maintenance and repair services

Experience the ultimate in Midtown Tulsa living at Harvard Terrace Apartments. You’ll be impressed with our spacious grounds, unique two-bedroom, pet-friendly apartment homes. Come enjoy the classic charm and superior service. Call us today to schedule an appointment for a tour!

Merchant Services, Credit Card Processing, FREE NSF check recovery and electronic gift cards

Tenaska is developing a carbon capture and storage (CCS) project in Creek County that would serve emissions customers in the region. The Hawthorn CCS Hub will help manufacturers, industrial producers and power generating facilities meet growing environmental requirements in a cost-effective, responsible manner. At the same time, CCS projects like this bring economic benefits to the community.

A policy think tank and action group dedicated to boosting capacity for the treatment and prevention of mental illness and substance use disorder in Tulsa.

Provides auditory-verbal therapy; largest provider of cochlear implants services in the region

Heater Specialists is a fully integrated single-source manufacturer of refractory-lined vessels and equipment for the oil refining, chemical process, power generation and incineration industries.

Wholesale distributor of plumbing, heating, piping, valve and fitting supplies.