# Travel >> Transportation >> Trains

Who Builds Roller Coasters? The Elite Firms Behind the World's Best Thrills

Roller coasters are specialized engineering products—designed by amusement-ride firms, fabricated by steel contractors, erected by construction specialists. The industry's "Big Eight" design houses:

The Build Pipeline

Concept & layout — park + design firm (6–18 months)
Structural engineering — FEA, wind/seismic, fatigue (ASTM F2291)
Fabrication — CNC-cut steel, welded track sections, NDT inspection
Site work — foundations, erection (cranes, climbers), wiring, testing
Commissioning — water dummies, instrumentation, ASTM F770 acceptance

Timeline & Cost

Design-to-open: 18–36 months
Major coaster cost: $15–30 M (launch/hyper: $30–60 M+)
Lifecycle: 25–30 yr design; many operate 40+ with retracking

Next time you crest a lift hill, remember: a Swiss/German/American team calculated every millimeter of that scream.

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Trains

Wanderlust World

Public Transportation

Wanderlust World

Company	HQ	Signature Style / Famous Coasters
Bolliger & Mabillard (B&M)	Monthey, Switzerland	Inverted, floorless, dive, wing — Nemesis, SheiKra, Fury 325
Intamin	Wollerau, Switzerland	Launch, hyper, mega-lite, water coasters — Millennium Force, Taron, VelociCoaster
Vekoma	Vlodrop, Netherlands	Boomerang, SLC, flying, family launch — Rock 'n' Roller Coaster, Lech Coaster
Gerstlauer	Münsterhausen, Germany	Euro-Fighter, Infinity, spinning — Saw – The Ride, Karacho
Maurer Söhne	Munich, Germany	Spinning, X-Car, launch — Spinball Whizzer, SkyLoop
Premier Rides	Baltimore, USA	LIM/LSM launch, Sky Rocket — Superman: Ultimate Flight, Mr. Freeze
The Gravity Group	Cincinnati, USA	Wooden (Timberliner, Gravity Kraft) — The Voyage, Hades 360
Rocky Mountain Construction (RMC)	Hayden, USA	I-Box / Topper Track hybrid conversions — Steel Vengeance, Iron Gwazi