Shanghai Supercomputer Center, a high-performance computing service provider
Shared services center, outsourcing
SSC North America, an automobile manufacturer
Specialized System Consultants, a private media company
Swedish Space Corporation, a Swedish government owned company
Southern Star Central Gas Pipeline, Inc, based in Owensboro, KY
Syrian Satellite Channel, a satellite television channel owned by RTV Syria
Education
Student selected components, optional elements in the syllabus of UK medical schools
Secondary School Certificate, the certificate given to students graduating from a secondary school in India, Pakistan or Bangladesh
Secondary School Leaving Certificate examination
Educational institutions
Hong Kong
St Stephen's College, Hong Kong, in Stanley, Hong Kong Island
St. Stephen's Girls' College, Hong Kong, in Pok Fu Lam, Hong Kong Island
Australia
Sydney Secondary College, a public school in Sydney, Australia
St Stanislaus' College, Bathurst, New South Wales
Santa Sabina College, Strathfield, New South Wales
Saint Stephen's College, Coomera, Queensland
Saint Scholastica's College, Australia
Philippines
St. Scholastica's College, Manila, Philippines
San Sebastian College – Recoletos in Manila, Philippines
United States
Saint Stanislaus College, a high school in Bay St. Louis, Mississippi
Salem State University, a public college in Salem, Massachusetts
Seminole State College (Oklahoma), a public college in Seminole, Oklahoma
Seminole State College of Florida, a public college in Seminole County, Florida
South Seattle College, a two-year public college in Seattle, Washington
South Suburban College, a community college in South Holland, Illinois
Groups and organizations
Sangha Supreme Council, governs Buddhism in Thailand
Saudi Space Commission, government agency of Saudi Arabia
Sector skills councils in the UK, employers' organisations for reducing skills gaps
Shared Services Canada
Sierra Student Coalition, a student-run arm of the Sierra Club, an environmental organization in the United States
Singapore Symphony Chorus, choir of the Singapore Symphony Orchestra
SkyscraperCity, an online forum for urban discussion
Society of the Holy Cross (Societas Sanctae Crucis), traditionalist Anglo-Catholic society of male priests
Society of Solicitors in the Supreme Courts of Scotland, a professional association of solicitors
Space Systems Command, the acquisition, research and development, and launch command of the United States Space Force
Species Survival Commission of the International Union for Conservation of Nature
Staff Selection Commission, conducts entry exams for Indian Government staff
State Security Council of apartheid South Africa
State Services Commission of New Zealand, oversees NZ public sector performance
Statistical Society of Canada, promotes use and understanding of statistical methods
Sunni Students Council, council for Muslim students headquartered at Kerala
Swiss Science Council, independent scientific advisory body of the Federal Council of Switzerland
Places
Shaw Air Force Base, South Carolina, U.S. (FAA code)
Stennis Space Center, Mississippi
Second Severn Crossing, a motorway bridge across the River Severn from England to Wales
U.S. Army Soldier Systems Center, Natick, Massachusetts
Sool, Sanaag, and Cayn, three provinces in Somalia collectively known as Khatumo State since 2012
HBM-SSC, Militia based in SSC region
Shetland Space Centre, a proposed spaceport in Scotland
Science and technology
Technologies
Thrust SSC, world's first supersonic land vehicle and current land speed record holder
Ship-to-Shore Connector, a future air-cushion vehicle (hovercraft) of the United States Navy
Soft structured carrier, a soft (often fabric) baby carrier
Sistema Supporto Condotta, a kind of automated railway signaling in use on the Italian railway network
Static synchronous compensator (STATCOM), a power electronics voltage-source converter
Life sciences
Systemic sclerosis, a form of scleroderma
Secondary sclerosing cholangitis, a chronic cholestatic liver disease
California species of special concern, a legal protective designation for at-risk wildlife in the state of California
SSC buffer, a saline sodium citrate buffer commonly used in molecular biology and organic chemistry
Stretch shortening cycle, a process of faster muscular contraction after a dynamic stretch
side-scattered light, a parameter of Flow cytometry
Physical sciences
Spatial Synoptic Classification system, which is a way of diagnosing the climate of a location using air mass theory
Sulfide stress cracking, a type of corrosion
Super star clusters, in astronomy, possible progenitors of globular clusters
Superconducting Super Collider, a colliding beam particle accelerator partially built in Texas by the US government before being canceled in 1993
Computing and information technology
IBM Secure Service Container
Shanghai Supercomputer Center, a high-performance computing service provider
Synchronous serial communication
Synchronous Serial Controller
Spread-spectrum clocking, a technique used to reduce electromagnetic interference (EMI) produced by synchronous digital systems (such as computer systems)
SQL Server Compact, a small-footprint database from Microsoft
Supplementary service codes
SinuSoidal Coding used for audio in MPEG-4 Part 3
Sports
Saudi Sports Company, company of a television network
Sinhalese Sports Club Ground, a venue for international cricket matches in Colombo, Sri Lanka
Sinhalese Sports Club, a first-class cricket club based in Colombo, Sri Lanka
Southern States Conference, a defunct NAIA conference in the United States
Speed Skating Canada
Sunshine State Conference, a sports organization in Florida
Other uses
Hull classification symbol for coastal submarine
Safe, sane and consensual, a practice in BDSM
Scottish Submarine Centre, a naval museum in Scotland
Slate Star Codex, a popular blog by Scott Alexander about philosophy, psychiatry, and pharmacology
Society of the Holy Cross, an Anglo-Catholic religious order