Welcome to TAGCO, Inc. Welcome to TAGCO, Inc. When starting a project, it is critical to deploy the right personnel to complete the job in a timely manner and on budget. Our high quality and experienced petroleum landmen ar Welcome to TAGCO, Inc. When starting a project, it is critical to deploy the right personnel to complete the job in a timely manner and on budget. Our high quality and experienced petroleum landmen are capable of negotiating favorable terms on oil and gas leases for our clients. We offer a comprehensive portfolio of oil and gas lease brokerage services. Our database and mapping systems allow our clients to monitor project status and development and adjust where and when needed in a timely manner. Streamlining data flows and mapping have allowed our clients to respond much faster in directing their corporate strategies. We have the ability and skills to deliver fast, effective results for you within the continental USA.