Companies

• HTC Corporation, a Taiwanese manufacturer of handheld devices
• Harrisonville Telephone Company
  Harrisonville Telephone Company
  Harrisonville Telephone Company was founded in Waterloo, Illinois, and provides communications to southwestern Illinois. HTC is the 6th largest telephone company in Illinois. HTC contains the IP Block 65.87.32.0 - 65.87.63.255 and 216.114.96.0 - 216.114.127.255. HTC is a Tier-2 Internet Service...
  
  , a telephone company in Waterloo, Illinois
• Horry Telephone Cooperative
  Horry Telephone Cooperative
  Horry Telephone Cooperative is America's largest telephone cooperative and the 25th largest telecommunications company in America. The cooperative was incorporated on June 16, 1952 to serve the rural areas of Horry County, South Carolina where it was cost prohibitive for national telephone...
  
  , a telephone cooperative in Horry County, South Carolina
• Hungarian Telephone and Cable
  Hungarian Telephone and Cable
  Hungarian Telephone and Cable Corp. is a telecommunications company based in Seattle, Washington, USA. It provides a variety of telecommunications services in Hungary through its subsidiaries, Hungarotel Távközlési Rt. and Pantel Távközlési Kft...
  
  , a telecommunications company based in Seattle, Washington

Colleges

• Holy Trinity College, Philippines, in Puerto Princesa City, Palawan, Philippines
• Hangzhou Teachers College
  Hangzhou Teachers College
  Hangzhou Teachers College , founded in 1978 in Hangzhou, China, is a comprehensive normal university covering teacher training and other fields....
  
  , in Hangzhou, China
• Harrogate Tutorial College
  Harrogate Tutorial College
  Harrogate Tutorial College in Harrogate, North Yorkshire, England is a small co-educational independent school.HTC specialises in preparing students for university and teaches GCSE and A-level qualifications in tutorial classes...
  
  , in Harrogate, North Yorkshire, England
• Hartsdown Technology College
  Hartsdown Technology College
  Hartsdown Technology College is a secondary school in Margate in southeast England, which teaches years 7-14...
  
  , in Margate, Kent, England
• Hebrew Theological College
  Hebrew Theological College
  The Hebrew Theological College, known as "Skokie Yeshiva," is a Yeshiva in Skokie, Illinois which also functions as a private university on campus. The primary focus of the Yeshiva is to teach Torah and Jewish traditions...
  
  , in Skokie, Illinois
• Holy Trinity College, Hong Kong, a Roman Catholic girls' secondary school/
• Hennepin Technical College
  Hennepin Technical College
  Founded in 1972, Hennepin Technical College is a public technical school, with two campuses in suburban Minneapolis, Minnesota. The Minneapolis-St. Paul Business Journal rated the school as one of the state's top 10 colleges in their July 2009 edition....
  
  , a community college in Minnesota

Computers

• High-throughput computing
  High-throughput computing
  High-throughput computing is a computer science term to describe the use of many computing resources over long periods of time to accomplish a computational task.-Challenges:...
  
  , many computing resources over long periods of time to accomplish tasks
• HTML Components
  HTML Components
  HTML Components are a nonstandard mechanism to implement components in script as Dynamic HTML "behaviors" in the Microsoft Internet Explorer web browser. Such files typically use an .htc extension....
  
  , a mechanism to implement components in script as Dynamic HTML
• HyperText Computer, a proposed model computer

Other uses

• Harrisburg Transportation Center
  Harrisburg Transportation Center
  The Harrisburg Transportation Center is a large railway station and transportation hub in Harrisburg, Pennsylvania. It is located on the eastern edge of Downtown Harrisburg between the intersections of Aberdeen and Market Streets and 4th and Chestnut Streets...
  
  , a railway station in Harrisburg, Pennsylvania
• Heat transfer coefficient, used in calculating heat transfer between materials
• Hydrothermal carbonization
  Hydrothermal carbonization
  Hydrothermal carbonization is a new variation of an old field that has recently been further developed by workers in Germany. It involves moderate temperatures and pressures over an aqueous solution of biomass in a dilute acid for several hours...
  
  , a process reducing biomass to carbon