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Public engineering firm profile

66 ENG GROUP

Sapulpa, OK

Empowering people and their projects to thrive.

Services
25
Offices
2
Leaders
5
Founded
2021

Overview

66 ENG GROUP is a professional services civil engineering firm founded in 2021 and headquartered in Sapulpa, Oklahoma, with an additional office in Fayetteville, Arkansas. With over 200 years of combined team experience, it provides civil engineering, site development, land planning, due diligence, and public infrastructure design for commercial, industrial, and institutional clients in the greater Tulsa area and across Oklahoma, Arkansas, and neighboring states.

Founded
2021

Services

Industries

Firm type

Leadership

John Droz

Partner, President

Billy Cox

Partner, Vice President of Engineering

PE

Bill Diedrich

Partner, Vice President of Production

Danyell Blankenship

Partner, Vice President of Operations

Stefan Tittjung

Partner, Director of Engineering

Offices

Tulsa Office

Headquarters

5 S. Main St.

Sapulpa, OK 74066

USA

(918) 248-1129

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Northwest Arkansas Office

20 E. Spring St. Suite 201

Fayetteville, AR 72701

USA

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