David DeFreitas

David DeFreitas

VP of US Operations 

Starting with 1st Rate Energy in January, 2014, David brings over 20 years' management experience in both United States and Canada.  He brings a broad range of knowledge specializing in Production Testing, Flow back and Drill out oil field services experience. His experience with sour wells, natural gas, and oil wells helps to drive safe and responsible employees. He has personally implemented training, DOT, accounting, sales, and operations from the ground up in several multi-national companies.

Cell: 720-854-9350

Office: 303-799-6552

Email: ddefreitas@1strateenergy.com

Casey Boersma

Casey Boersma

USA Operations Manager

Casey started with 1st Rate in 2014 and brought with him 12 years' experienced.  He has been managing operations for several large service companies and has been able to support > 130  field personnel.  Casey has a breadth of knowledge in his field and the experience to overcome any obstacle.  Casey is focused on providing 1st Rate with client focused field staff.  He is continually training and improving the staff at all levels.    


Cell: 307-241-2226

Email: cboersma@1strateenergy.com

Jary Johnson

Jary Johnson

Business Manager

Jary Johnson joined 1st Rate Energy Services in September of 2014. He has been tasked with building out 1st Rate's technical capabilities and processes including accounts payables, accounts receivables, job costing, equipment management, payroll and other key process to support the business needs.  Along with his MBA and a BS in IT he brings experience from several fortune 100 companies as well as larger Oil and gas services companies. Along with technical and business processes he manages key vendors and corporate licensing and taxing requirements. 


Cell: 303-990-4476

Email: jjohnson@1strateenergy.com

Larry Kropf

QC & QA Advisor

Larry Kropf began his gas well testing career in 1977 in Alberta, Canada and gained his experience in the industry primarily in the sour gas fields of the Rocky Mountain foothills area with notable projects in the North West Territories, north eastern British Columbia, Alaska, Wyoming, North Dakota and Texas. He has been in charge of the assembly and commissioning of new equipment packages for several exploration projects.

Larry has been involved in exploration projects, training new personnel, assisting management in preparing safety programs and related job procedures for company operating guidelines, assisting in the design of new equipment and upgrading and modifying equipment to specific customer needs.

More recently, Larry has had the responsibility of overseeing the design and safety standards of well testing and flowback equipment as well as implementing an improved maintenance program for 1st Rate U.S. Holding Company.


Cell: 361-227-9146

Email: lKropf@1strateenergy.com