Geotechnical, GIS, Environmental & Regulatory Consulting


Drone Geoscience uses UAV-enabled physics to image the surface (i.e. remote sensing) and the subsurface (i.e. geophysics) to inform about soil, rock, and objects buried within the earth.



Modernizing the Oil Field

Over 100 years of in-house industry experience alongside in-house programmers and developers. Easy-to-use mobile and progressive web applications geared towards the day-to-day oil professional and operation. Intuitive, useful and cost-effective.

Grand River Analytics

Professional results through data.

We are a small GIS and Data Analysis shop that specializes in using data to tell a story. We can do work for any discipline and ensure the best possible results.

Client and Partner


Windy Mountain Energy

Regulatory & Geologic Consultants for the Rocky Mountain Region
Experience, Knowledge, Connections & Roots




A media production company. IT/Media creation focused on the energy industry, environmental services, geoscience, education, people & animals.

Our Mission

Our team of experienced consultants and partners is dedicated to providing award-winning service to our clients. We take the time to research your situation completely and bring about the most effective opportunities ensuring you get the successful outcome you deserve. We're here to help you succeed.

Our Services, Staff & Partners

We offer the best geotechnical and engineering professionals in the business, hands down. Our services include (but is not limited to):

  • Oil & Gas consulting: Geology, Engineering, and IT.
    • Professional Engineers (PE) and Professional Geologists (PG) are available
  • Geological  operations for drilling oil, gas and water wells
  • Geological database management, mapping, modeling & geo-steering support
  • Petrophysical support and well log analysis
  • Environmental services and regulatory support - Well abandonment and remediation
  • Unmanned Aerial Vehicles (UAV) drone imaging services
  • Marketing and promotional materials - Periodicals, podcasting, and videos
  • Research, analysis, and reporting
  • Data mining and digitization
  • GIS mapping and data analytics

                                                                                                 ....and MUCH MUCH more


Client and Partner

CALL TIM  562-519-0659

Tim Rathmann, PG - Founder

Tim Rathmann is an experienced professional geologist who has spent most of his career working in the oil & gas industry for the past 20 years. He has worked domestically (US) in the California and Colorado but also spent five years working/living in Australia (4 years) and England (1 year) working on oil & gas projects in many regions and countries. He’s now a successful consultant to companies and has pivoted from a full-time employee to a consultant/self-employed business owner. 

Geologic Energy Management Division

​​​​​​​​​​​The California Geologic Energy Management Division (CalGEM) prioritizes protecting public health, safety, and the environment in its oversight of the oil, natural gas, and geothermal industries, while working to help California achieve its climate change and clean energy goals. To do that, CalGEM uses science and sound engineering practices to regulate the drilling, operation, and permanent closure of energy resource wells.​