The Bixby telephone company grew into a fiber, voice and managed IT provider. Its next test is keeping Oklahoma customers connected when something goes wrong.
The Oklahoma manufacturer built its business cooling industrial machinery. Now its data-center push puts two decades of factory expansion, practical engineering and field service to a new test.
Vast Bank became a national curiosity by putting crypto beside checking. Its more durable proposition is quieter: a Tulsa bank that mixes modern tools with bankers who still answer the phone.