Spears / Votta & Associates Mechanical, electrical, and plumbing engineering and design consultants located in Baltimore, Maryland. http://www.spearsvotta.com

SSA Acoustics, LLP Multi-disciplined acoustical and vibration consulting firm. Architectural, mechanical, sound system and environmental acoustics. http://www.ssaacoustics.com

Stalder Technologies and Research Conducts research and development including plasma physics and related ionized gas physics. http://www.staldertechnologies.com/

Stanley R. Trout The consultant is specializing in magnetic materials, the rare earths, technical training and technical writing. http://www.spontaneousmaterials.com/

Stockton Infrared Thermographic Services, Inc. Delivers industry standard setting, documented results for aerial, electrical, mechanical and building Q/A infrared surveys. Based in North Carolina. http://www.stocktoninfrared.com/

Summer Consultants, Inc. Renovation Consulting Engineering Services for the Metropolitan Washington DC Area http://www.summerconsultants.com

Summersett Engineering Need an FAA Designated Engineering Representative for your airline, repair station, parts or aircraft manufacturing business? We have over 100 DERs immediately available, located in over 27 states in widely varying specialties. http://www.summersett.com

Swayzer Engineering Inc. A full service minority-woman-owned Engineering firm. http://www.swayzer.com/

Telectron Offers engineering, marketing and contracting services for the oil and gas, utilities, telecommunications and building construction industries in the United Arab Emirates. http://www.telectron.co.ae/

Toplab Engineering Specializing in the design, engineering and supply of laboratory equipment packages. Based in the Netherlands, serving global customers in the petrochemical, foodprocessing, and metallurgical industries, research and education centers. http://www.toplab.com/

Trigon-Sheehan Engineers & Constructors A full-service engineering consulting firm that provides turnkey services for projects in the oil, gas, telecommunications, and energy industries. http://www.trigon-sheehan.com

TriTen Technology Group Hardware, software, systems, prototyping and liaison services. http://www.tritentech.com

TWD Technologies Technical business consulting company specializing in project feasibility, business plans, market research, optimization, development, and management for the chemical, petro-chemical and refining industries. http://www.twdtechnologies.com/

WebPE Application service provider that develops and hosts database software applications which take advantage of the power of the Internet. http://www.webpe.com