| Company Name |
| S&G Software |
| S+S Soft |
| S2 Games |
| Sabarasa Ent. |
| Saber Interactive |
| Saber Software |
| Sachen |
| Sacnoth |
| Sadeness Software |
| Safari Software |
| Saffire |
| Saga Planets |
| Sage's Creation |
| Sagewood Software |
| Sagittarian Software Ltd. |
| Sales Curve Int. |
| Sales Curve Interactive |
| Salu |
| Samar Productions |
| Sami Kyostila |
| Sammy Studios |
| Samourai |
| Sanctuary Woods |
| Sand Grain Studios |
| Sandager |
| Sandager Small Games |
| Sandblast |
| Sandbox |
| Sandcastle |
| Sandlot |
| Sandlot Games |
| Sankindo |
| Sanritsu |
| Santa Cruz Games |
| Sanuk Software |
| Sanyei Shobou |
| Sanyo |
| Sara International |
| Sarbakan Inc. |
| Sator Videogames |
| Saturn+ |
| Saurus |
| Savage Ent. |
| Savage Entertainment |
| Say Design |
| Sayonara |
| ScandSoft |
| Scarab |
| ScatoLogic |
| Scavenger |
| SCC |
| SCE Australia |
| SCE Europe |
| SCEA |
| SCEA San Diego |
| SCEA Sports Studio |
| SCEE |
| SCEE London Studio |
| SCEI |
| SCEJ |
| Scenario Dev |
| Scenario Software |
| Schanz International Consultants |
| Schatztruhe |
| Scholastic, Inc. |
| SCi |
| ScooP |
| Scooter Software |
| Scorpio Gamesworld |
| Scorpion Soft |
| Scorpius |
| Scott Adams |
| Scott Elder |
| Screaming Games |
| Screaming Pink |
| Screaming Ventures |
| Screen 7 |
| Screenlife Games |
| Screenplay |
| ScriptArts |
| SCS Software |
| Sculptured |
| SD Enternet |
| SDJ Enterprises |
| SE Software |
| SEA Sports |
| Sears |
| SeatonGrove |
| Secret Level |
| Secret Sign |
| Secret Stash Games |
| Sector (Australia) |
| Seed9 |
| SeedC Pacific |
| Sega |
| Sega AM3 |
| Sega Entertainment |
| Sega Europe |
| Sega Mobile |
| Sega of Japan |
| SEGA Racing Std. |
| Sega Rosso |
| SEGA-AM2 |
| SegaSoft |
| SEI |
| Seibu Kaihatsu |
| Seika Corp. |
| Seismic |
| Seismic Studios |
| SEK Ost |
| Sekaibunka Publishing, Inc. |
| Sekilala |
| Selchow & Righter |
| Selectparks |
| Selectsoft |
| Semi Logic |
| Semicom |
| Sennari Int. |
| Sennari Interactive |
| Sensible Software |
| Sensory Sweep |
| Sentient Infotech |
| Sentient Software |
| Serene |
| Serious Games Int. |
| Seta Corporation |
| Seta/Taito |
| Seven Lights |
| Seven Stars |
| Severn Software |
| SGA |
| Shaba Games |
| Shade |
| Shades |
| ShadeTree Games |
| Shadow Development |
| Shadow Tor Studios |
| Shadowsoft, Inc. |
| ShadyTree Games |
| Shangai Alice |
| Shanghai Northstar |
| Shannon Larrat |
| Shar Rock |
| Sharedata Inc. |
| Sharkbait Games |
| SharkByte |
| Sharp |
| SharRock |
| Sharurak |
| Shaun Sullivan |
| Sheffield House |
| Shen |
| Shepherd's Worlds |
| Sher-tek |
| Shietta Daikanyama |
| Shiffon |
| Shift |
| Shifting Suns Std. |
| Shifting Suns Studios |
| Shin'en |
| Shinemasa Play |
| Shinjitsu Software |
| Shinko Human Create |
| Shinseisha |
| Shiny |
| Shiny Entertainment |
| Shirogumi |
| Shizmoo |
| Shockwave Prod. |
| Shockwave Productions |
| Shoeisha |
| Shogakukan |
| Shogakukan Production |
| Shouei |
| Shout! Designworks |
| Showtime |
| Shrapnel Games |
| Sick Puppies |
| Sidam |
| Sidhe Interactive |
| Sieg |
| Siemens |
| Siementech |
| Sierra |
| Sierra Attractions |
| Sierra Ent. |
| Sierra Entertainment |
| Sierra Entertainment, Inc. |
| Sierra Online |
| Sierra Sports |
| Sierra Studios |
| Sigil Games Online |
| Sigma Ent. Inc. |
| Sigma-Team |
| Silent Dreams |
| Silent Grove |
| Silent Software |
| Silent/Prolific |
| Silicon & Synapse |
| Silicon Beach |
| Silicon Beach Software, Inc. |
| Silicon Dreams |
| Silicon Knights |
| Silicon Sorcery |
| Sillysoft |
| Silmarils |
| Silver Creek Ent. |
| Silver Creek Entertainment |
| Silver Lightning |
| Silver Style |
| Silver Wish Games |
| Silverback Ent. |
| Silverback Entertainment |
| Silverback Studios |
| SilverBirch Studio |
| SilverBirch Studios |
| Silverbird |
| Silverfish Studios |
| Silverfox |
| Silverrock Productions |
| SilverStar |
| Silvertime |
| Silvio Savarese |
| Simage |
| SimBin |
| Simergy |
| SimGuild |
| Simian Industries |
| Similis |
| Simis Ltd. |
| Simon & Schuster |
| Simon & Schuster Interactive |
| Simply Silly |
| Sims |
| Sims Computing, Inc |
| SimTex |
| Simulmondo |
| Simutronics |
| Sing Gium |
| Single Cell Soft. |
| Single Touch |
| SingleTrac |
| Singularity |
| Sinister Games |
| Sirius |
| Sirius Games |
| Sirius Publishing |
| Sirius Software |
| Sirtech |
| Sirtech Software |
| SISA |
| Sismoplay |
| Six by Nine |
| Sixteen Tons Ent. |
| Sixteen Tons Entertainment |
| SIZ |
| SK Media |
| Ska Software |
| Skava |
| Skillground |
| SkillJam |
| SkillJam Technologies Inc. |
| Skinflake |
| Skip Ltd. |
| Skonec |
| Skull |
| Skunk Studios |
| Sky Design |
| Sky Fallen |
| Sky Think Systems |
| Skyrank |
| SkyRiver Studios |
| Skyworks |
| Skyworks Technologies |
| SkyZone |
| SkyZone Entertainment |
| Slam Games |
| Slant Six |
| Slingstone Digital |
| Slitherine Soft. |
| Slitherine Software |
| Small Rockets |
| Smart Bomb Int. |
| Smart Bomb Interactive |
| Smart Dog |
| Smart Egg Pictures |
| Smart Games |
| SmartCell Tech |
| SmartCell Technology |
| SmartDog |
| Smash 16 |
| Smash Designs |
| Smile Soft |
| Smilebit |
| SmileSoft |
| Smiling Gator |
| Smoking Car Prod. |
| Smoking Car Productions |
| Smoking Gun |
| Snail Game |
| Snap2play |
| SNK |
| SNK Playmore |
| Snow Lion |
| Snowball Int. |
| Snowball Interactive |
| Snowblind |
| Snowblind Studios |
| Snowstep Studios |
| So Soft |
| Soar Software |
| SOE-Denver |
| Sofel |
| Sofix |
| Soft Bank |
| Soft Design |
| Soft Enterprises |
| Soft Machine |
| Soft Pro |
| Soft Touch |
| Soft Vision Int. |
| Soft Vision International |
| Soft-World |
| SoftDisk |
| Softdisk Publishing |
| Softek |
| Softex India |
| Softgold |
| Softhawk |
| Softie, Inc. |
| SoftKey |
| Softlab-NSK |
| SoftMax |
| Softnyx |
| Softstar |
| Softvision |
| Software & Co. |
| Software 2000 |
| Software Country |
| Software Creations |
| Software Enterprises |
| Software Images |
| Software Inspir |
| Software Invasion |
| Software Projects |
| Software Projects Ltd. |
| Software Resources |
| Software Sorcery |
| Software Studio |
| Software Toolworks |
| Softworks Factory |
| Sofware Refinery |
| SOGA Studio |
| Soggy in Seattle |
| SOJ |
| Sojourn |
| Solar Software |
| Solar Studios |
| Sold Out Software |
| Soldak Ent. |
| Soldak Entertainment |
| Soleau |
| Solecismic Soft. |
| Solecismic Software |
| Solid Games |
| Solid Software |
| Solitaire Group |
| Soliton |
| Some Interactive |
| Sonalysts |
| Songbird Prod. |
| Songbird Productions |
| Sonic Branding |
| Sonic Branding Solutions |
| Sonic Images |
| Sonic Powered |
| Sonic Team |
| Sonnet |
| Sonnori |
| Sonokong |
| Sony Bend |
| Sony BMG |
| Sony Electronics |
| Sony Imagesoft |
| Sony Interactive |
| Sony Interactive Studios America |
| Sony Mobile |
| Sony Music Ent. |
| Sony Music Entertainment |
| Sony Music Entertainment Incorporated |
| Sony Online Ent. |
| Sony Online Entertainment |
| Sony Pictures |
| Sony Pictures Digital Entertainment |
| Sony Pictures Digital Network |
| Sony Pictures Mobile |
| Sony Platform Publishing |
| Sora |
| Soracom |
| Sorrent |
| Sortasoft |
| Soshietta |
| Sound Source |
| Sound Technology |
| Source |
| Source R&D |
| Source the Softwar |
| SourceMobile |
| Southend Int. |
| Southend Interactive |
| Southlogic Studios |
| SouthPeak Int. |
| SouthPeak Interactive |
| Space Time Foam |
| Space-Time |
| Space-Time Associates |
| Spark Creative |
| Spark Unlimited |
| Sparrow |
| Spaz/Working Designs |
| SPC Vision |
| Special FX |
| Spectral Assoc |
| Spectravision |
| Spectrum Holobyte |
| Spectrum MediaWrks |
| Speedco |
| Speedco Shooting Sports, Inc. |
| Spellborn |
| Spellbound |
| Sphere |
| Spice Factory, The |
| Spicy Horse |
| SpiderMonk |
| Spidersoft |
| Spiderweb Software |
| Spiffcode |
| Spike |
| Spinnaker Software |
| Spinning Reality |
| Spiral House |
| Spiral House |
| Splash |
| Splash Damage |
| Spline |
| Spore Games |
| Spore Productions |
| Sports Interactive |
| Sports Mogul, Inc. |
| Sportsware Productions |
| SportTime |
| Spot Wireless |
| Sprite |
| Sprite Interactive |
| Sproing |
| Sproing Interactive Media |
| Sprout Games |
| Spruegames |
| Sprytes |
| SPS |
| Square |
| Square EA |
| Square Enix |
| Square Trio |
| Square USA |
| Squaresoft |
| Squeegee Software |
| SR-71 |
| SRGames |
| SSG |
| SSI |
| ST Entertainment |
| ST Entertainment, KRGsoft |
| Stainless Games |
| Stainless Steel |
| Stainless Steel Studios |
| Stainless Studios |
| Stanley Associates |
| Star Cave Studios |
| Star Cave Studios Limited |
| Star Field |
| Star Games |
| Star Soft |
| Star Wraith 3D |
| Star Wraith 3D Games, LLC |
| Starbreeze |
| Starbyte Software |
| Stardock |
| Stardock Corporation |
| Starfish |
| Starfish SD |
| Starfish Software |
| Stargate |
| Stargaze Int. |
| StarHill Productions |
| Starlight Software |
| Starpath |
| Starpath Corp. |
| Starsoft |
| Starsphere Int. |
| Starsphere Interactive |
| Starvision |
| Starwave |
| StarWraith |
| State Soft |
| Statim d.o.o. |
| Status |
| Stavros Fasoulas |
| Stealth Studios |
| Steam Powered Computer C. |
| Steel Monkeys |
| Stella Electronic |
| Stellar Stone |
| Step Creative |
| Sterling Silver |
| Stern |
| Stewdio Media |
| Stick Man Games |
| Sting |
| Stone Jackal Std. |
| Stone Jackal Studios |
| Storm |
| Storm Computers |
| Storm Eagle |
| Storm Eagle Studios |
| Storm Impact |
| Stormcloud |
| Stormfront Studios |
| Stormregion |
| Strange Flavour |
| Strangelite |
| Strata |
| Strategic Design |
| Strategic Designs |
| Strategic Studies |
| Strategic Studies Group |
| Strategy First |
| Strawdog Studios |
| Streamline Studios |
| Streetwise |
| Streko-Graphics |
| Streko-Graphics, Inc. |
| StringData |
| Studio 3 |
| Studio 33 |
| Studio 3DO |
| Studio Calaris |
| Studio Crossfire |
| Studio E |
| Studio e-go |
| Studio Gigante |
| Studio Interactive |
| Studio Liverpool |
| Studio Miris |
| Studio Wonder Effect |
| Stunt Puppy |
| Sublogic |
| Substance |
| Success |
| Sucker Punch |
| Sugar & Rockets |
| Sulis Software |
| Sulis Software Ltd. |
| Sumea |
| Summerville |
| Summit Software |
| Summitsoft Ent. |
| Summitsoft Entertainment |
| Summus |
| Sumo Digital |
| Sumthing Else Music Works, Inc. |
| Sun Amusement |
| Sun Corp |
| Sun Electronics |
| Sun Storm |
| SunA Electronics |
| Sunflowers Int. |
| Sunflowers Interactive |
| Sungjin |
| Sungjin Multi-media |
| Sunny Games |
| Sunrise |
| Sunrise Games Ltd. |
| Sunrise Int. |
| Sunrise Interactive |
| Sunrise Software Inc. |
| Sunset Ent. |
| SunSoft |
| Sunspire Studios |
| Sunstar Publishing |
| Sunstorm Int. |
| Sunstorm Interactive |
| Super Empire |
| Super Furious |
| Super Furious Software |
| Super Happy Fun |
| Super Unleaded Design, Inc. |
| Super X Studios |
| Superior |
| Superior Quality |
| Superior Software |
| Supernova Software |
| Superscape |
| Supersoft |
| Supersonic |
| Supersonic Soft. |
| Superstart! Music |
| Supervillain |
| Supervillain Studios |
| Surreal Software |
| Surveyor Corp. |
| SurvivorSoft |
| Suzak |
| SVG Distribution |
| Sweets |
| Swift Software |
| Swing dot BSI |
| Swing! Deutschland |
| Swingin' Ape |
| Swordfish Studios |
| Sybex |
| SYBEX Computer Books |
| Sydney Development |
| Sylum Ent. |
| Symtus |
| Synapse Software |
| Synaptic Soup |
| Syncro |
| Syndime |
| Synergenix |
| Synergistic Soft. |
| Synergistic Software |
| Synergy Inc. |
| Synetic |
| Synsoft |
| Syntasoft |
| Syntax |
| Synthetic Dim |
| Synthetic Dimensions |
| Synthetic Reality |
| Synthetic Reality Co. |
| Syrox Developments |
| Syscom |
| System 3 |
| System 4 |
| System Applied Tec |
| System Sacom |
| System Soft |
| System Vision |
| Systems |
| Systems Editoriale |
| SystemSoft |
