OCCLUSION LLC

Crude Petroleum Extraction 

Establishments in this category are primarly engaged in (1) the exploration, development, and/or the production of petroleum from wells in which the hydrocarbons will initially flow or can be produced using normal or enhanced drilling and extraction techniques or (2) the production of crude petroleum from surface shales or tar sands or from reservoirs in which the hydrocarbons are semisolids. Establishments in this industry operate oil wells on their own account or for others on a contract or fee basis.

Natural Gas Extraction 

Establishments in this category are primarly engaged in (1) the exploration, development, and/or the production of natural gas from wells in which the hydrocarbons will initially flow or can be produced using normal or enhanced drilling and extraction techniques or (2) the recovery of liquid hydrocarbons from oil and gas field gases. Establishments primarily engaged in sulfur recovery from natural gas are included in this industry.

Support Activities for Oil and Gas Operations

This includes establishments primarily engaged in performing support activities, on a contract or fee basis, for oil and gas operations (except geophysical surveying and mapping, site preparation, construction, and transportation activities). Services included are exploration; excavating slush pits and cellars, well surveying; running, cutting, and pulling casings, tubes, and rods; cementing wells, shooting wells; perforating well casings; acidizing and chemically treating wells; and cleaning out, bailing, and swabbing wells.

Software Publishers

Establishments in this category are primarly engaged in software publishing. Establishments in this industry carry out operations necessary for producing and distributing computer software, such as designing, providing documentation, assisting in installation, and providing support services to software purchasers. These establishments may design, develop, and publish, or publish only. These establishments may publish and distribute software through subscriptions and/or downloads.

Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services

Establishments in this category are primarly engaged in providing computing infrastructure, data processing services, Web hosting services (except software publishing), and related services, including streaming support services (except streaming distribution services). Data processing establishments provide complete processing and specialized reports from data supplied by clients or provide automated data processing and data entry services.

Illustrative Examples:

Application hosting
Cloud storage services
Computer data storage services
Computing platform infrastructure provision
Infrastructure as a service (IaaS)
Optical scanning services
Platform as a service (PaaS)
Video and audio technical streaming support services
Web hosting

Custom Computer Programming Services

This includes establishments primarily engaged in writing, modifying, testing, and supporting software to meet the needs of a particular customer.

Computer Systems Design Services

This includes establishments primarily engaged in planning and designing computer systems that integrate computer hardware, software, and communication technologies. The hardware and software components of the system may be provided by this establishment or company as part of integrated services or may be provided by third parties or vendors. These establishments often install the system and train and support users of the system.

Illustrative Examples:

Computer systems integration design consulting services
Local area network (LAN) computer systems integration design services
Information management computer systems integration design services
Office automation computer systems integration design services

Document Preparation Services

Establishments in this category are primarly engaged in one or more of the following: (1) letter or resume writing; (2) document editing or proofreading; (3) typing, word processing, or desktop publishing; and (4) stenography (except court reporting or stenotype recording), transcription, and other secretarial services.