Hagen Engineering

BL Contractors, based in Tulsa, Oklahoma, is a leading firm specializing in tower construction, contractor field services, and electrical and technical services. With over 25 years of experience, they have built a strong reputation for quality craftsmanship and customer service while prioritizing job site safety. Initially focused on electrical services, BL Contractors quickly carved out a niche in cellular communications, constructing towers for some of the industry's most prominent names. Their commitment to excellence is reflected in their long-term client relationships and a stellar safety record, demonstrating that they prioritize their clients' best interests above all. Generated from the website

Wallace Engineering has extensive expertise in the design of new buildings as well as in the evaluation, renovation and repair of existing structures. The firm's experience in building design ranges from 60 story buildings and aircraft hangars to single family residences. Wallace's experience also encompasses large-scale projects such as investigation and repair of football stadiums and multi-building office complexes to small-scale projects such as building renovations and residential additions. Its additional capabilities include cost estimating, systems evaluation and construction administration. Founded in 1981, Wallace Engineering is headquartered in Tulsa, Oklahoma with offices in Kansas City, Missouri and Oklahoma City, Okla. Wallace has personnel registered as professional engineers in all 50 states, Puerto Rico and Washington, D.C.

Crafton Tull Sparks & Associates is a 100% employee-owned professional planning, design, and surveying firm based in Tulsa, Oklahoma, dedicated to enhancing community development. With a focus on innovative solutions, the firm aims to improve local economies through thoughtful planning and infrastructure improvements. Employing a team of 100 professionals, Crafton Tull emphasizes the importance of walkable urban areas, which not only promote safety and character but also drive economic growth. By investing in walkability, the firm contributes to creating vibrant downtown districts that support local businesses and increase property values. Generated from the website