Top Tulsa, OK Greentech Companies (9)

Valmont Industries Inc. is a global leader in creating vital infrastructure and advancing agricultural productivity around the world. For over 75 years, we have been committed to Conserving Resources. Improving Life.® Since our founding in 1946, we have pursued opportunities for growth, developed solutions through innovative technology, implemented sustainable practices, and maintained market leadership within dynamic industries. Valmont Industries Inc. (VMI)...

Freese and Nichols, Inc. is a professional planning, consulting and engineering firm serving clients across the Southwest and Southeast United States. With client service and continuous improvement in mind, Freese and Nichols plans, designs and manages sustainable water and infrastructure projects. It is the first engineering/architecture firm to receive the Malcolm Baldrige National Quality Award.

SavATree is a full-service tree, shrub and lawn care company specializing in green options for landscape care. Our winning formula combines cutting edge technology, patented ingredients with customer passion - delivered by the best and brightest "Green Team"​ in the industry!

With more than a century of water technology innovation, Badger Meter is a global provider of industry-leading smart water solutions encompassing flow measurement, water quality and pressure monitoring. An innovator in flow measurement, water quality and control products, serving water utilities, municipalities and commercial and industrial customers worldwide, Badger Meter provides the data and analytics essential to optimize their operations...

Francis Energy's mission is to create regional networks of public access electric vehicle charging equipment in order to encourage and support the widespread adoption of electric vehicles. Its business strategy is to develop, construct, and operate electric vehicle ("EV") charging infrastructure projects in under-served rural and urban markets throughout the Midwest. Francis has a track record of success in developing...

Harsco Corporation (NYSE: HSC) solves the most complex environmental challenges worldwide, from properly disposing of medical waste to repurposing slag. Through thoughtful partnerships with customers around the globe, our recycling and repurposing services keep millions of tons of material out of landfills and incinerators. Our Clean Earth division is one of the largest providers of environmental and regulated waste management...

Exaeris Water Innovations utilizes patented technology to provide a consistent and reliable source of water wherever it's needed.

Schlumberger is a supplier of technology, integrated project management, and information solutions. Schlumberger is a technology company that partners with customers to access energy. Our people, representing over 160 nationalities, are providing leading digital solutions and deploying innovative technologies to enable performance and sustainability for the global energy industry. With expertise in more than 120 countries, we collaborate to create technology...

Filtration Group is on a mission to make the world safer, healthier and more productive. With a passionate workforce, global footprint and world class engineering and manufacturing capabilities, we are driving innovation and developing solutions across a broad spectrum of applications in the fast-growing global filtration industry.