Sperry Drilling Services offers engineered drilling solutions, reservoir insight, and advanced technology including directional drilling, logging-while-drilling, measurement-while-drilling, surface data logging, multilateral systems, real time optimization, and managed pressure drilling solutions.
Spirax Sarco provides knowledge, service and products world wide for the control and efficient use of steam and other industrial fluids.
Whether it’s a spare part, a steam trap station, a complete plant room package, a blowdown valve or a complete boiler house, Spirax Sarco has all the building blocks to provide the complete system -
one stop shopping for the steam and condensate loop. Spirax Sarco designs, develops and manufactures 80% of the
products that it sells.
For over 100 years Spirax Sarco has been
partnering with steam users and specifiers to improve the performance of their plants and processes. In 1888 Sanders Rehders and Company was formed in London to sell steam traps and other steam related products. Today, our worldwide steam business is part of the Spirax Sarco Engineering plc Group, which has been listed on the London Stock Exchange since 1959.
Spirit Lake Marina and RV Park in Duluth, MN offers 100 boat slips, 45 RV sites with hookups, boat and bike rentals, and a unique waterfront setting on the St. Louis River Basin near Lake Superior.
St. Petersburg Yacht Club is a private sailing club in St. Petersburg, FL, offering a family-oriented environment with social activities, regattas, and waterfront amenities.
The St. Petersburg Yacht Club is a private, invitation-only sailing club located in St. Petersburg, FL, offering a family-oriented environment with social activities, regattas, and waterfront amenities.
Saint Simons Island, GA, United StatesUpdated May 2026
St Simons Surf Sailors is a sailing club based in Saint Simons Island, GA, offering membership, racing schedules, and weather and tide information for sailors.
The St. Petersburg Yacht Club is a private sailing club located in St. Petersburg, FL, offering a family-oriented atmosphere with social activities, regattas, and waterfront amenities. Established in 1909, it serves the local sailing community with membership by invitation only.
Sheffield, Yorkshire, United KingdomUpdated May 2026
SPR is a subsidiary of Piston Rings UK Ltd. and offers the most comprehensive range of piston rings for marine and industrial applications.
Chrome plated, copper plated or plain cast iron - whatever rings you need SPR can supply them. SPR is unique in being able to supply such a wide range of
piston rings. We ensure that our rigorous quality standards are met at all stages of production and delivery.
We have the flexibility to meet the ever changing needs of our worldwide customer base. Our dedication to continuous improvement and development of our product range results in a ring which offers reliability and performance in the most arduous operating conditions.
A Better Service : SPR fully appreciates that the longer an engine remains inactive during overhaul or repair, the greater the impact on revenue. Rapid sourcing of quality spares reduces expensive down time. Same day despatch of stock items from SPR's extensive warehouse on orders received before 15.00 hrs (GMT) is standard. After this time, despatch will normally take place within 24 hours. For replacement rings, engineers continually rely on SPR to deliver - wherever they are in the world.
CALDER is a global leader in advanced hydrostatic and pneumatic valve testing equipment, serving industries including maritime, oil & gas, power generation, and manufacturing with innovative technology and comprehensive support.
Stock Island Marina Village is the largest deep water marina in the Florida Keys, offering 288 state-of-the-art slips for vessels up to 450’, with amenities including dockage, water, pump-out, waterfront restaurants, pools, event spaces, and an onsite boutique hotel.
Strategic Marine is a Singapore-headquartered shipbuilding company specializing in high-performance commercial and governmental vessels, offering a wide range of vessels including ferries, offshore wind crafts, oil and gas service vessels, defence boats, and general workboats, along with repair, marine logistics, brokerage, and financial services.
Stripping and Blasting International Co. specializes in surface preparation services including stripping and blasting for maritime and industrial applications in Seoul, Korea.
Subsea Industries NV produces durable and sustainable underwater coating and cleaning systems for permanent protection and enhanced performance of vessels' underwater parts.
Sun-Up Marina is a family-owned full-service marina located in Chesterfield, MI, offering dockage, rack storage, boat repair and maintenance, winter storage, and fuel services near Anchor Bay on Lake St. Clair.
Sunrise Fish Dive Surf is a marina in Cape Canaveral offering boat storage, wet slips, a tackle and gift shop, bait station, and deep sea fishing charters.
Sunset Harbour Yacht Club is a private equity yacht club in Miami Beach, FL, offering 125 slips for vessels up to 150 feet with luxurious amenities for relaxation, entertainment, and recreation.
Sunstream Boat Lifts designs and manufactures innovative hydraulic and floating boat lifts, including the FloatLift, Helix-P, and SunLift series, offering durable, high-performance solutions for boat storage and maintenance.
Superfast Ferries S.A. is the worldwide ship/fleet manager for Attica Enterprises S.A. and has the newest and most rapidly growing fleets of fast ferries in Europe. Eight ships are now in operation and four are under construction. With the most technologically advanced vessels, Superfast Ferries continues to expand on a Pan-European scale.