The following is a partial list of clients whom we have serviced directly or indirectly since 1995.

Newmark International, a global producer of various infrastructure products, including  centrifugally spun prestressed concrete poles.
Note that Newmark was merged with Valmont Industries in 2004 and together they now have nationwide production facilities of both steel and concrete poles. As a result, the new corporate name is Valmont-Newmark Industries. Visit their website here: Valmont-Newmark

Black & Veatch Engineers: Kansas City, Missouri; a U.S. based, global engineering design-build and consulting firm.

Williams Engineering & Technology, Inc: Jacksonville, Florida

Duke Energy (formerly Progress Energy, a Division of Carolina Power & Light, & originally Florida Power Corporation).

Tampa Electric Company (TECO Energy): Tampa, Florida

Florida Power & Light Company: Juno Beach, Florida

Orlando Utilities Commission: Orlando, Florida

Salt River Project: Phoenix, Arizona

Tucson Electric Power Company: Tucson, Arizona

Jacksonville Electric Authority: Jacksonville, Florida

Duke Engineering & Services, a subsidiary of Duke Power Company:  Charlotte, North Carolina

Florida Keys Electric Cooperative:, Tavernier, Florida

Keys Energy, formerly City Electric System: Key West, Florida

Withlacoochee River Electric Cooperative: Dade City, Florida

Florida Public Utilities: Fernandina Beach, Florida

Engineers Plus, Inc:  a private consulting firm in Jacksonville, Florida

KCI Technologies, Inc.: Tampa, Florida
Pate Engineering, Inc.: Tampa, Florida
T-Mobile USA, Inc.: Jacksonville, Florida
Power Systems Development: Canton, Ohio
Power Engineers, St. Louis, Missouri

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Email: wyf@spiraleng.com

Office address:  750 North Thornton Ave, Orlando, FL  32803
Mailing address: 3900 Mockingbird Lane , Orlando, FL  32803-2412
Primary Phone/Fax: 407/898-6222   
Secondary Fax: 407/896-0246 & 407/897-1318
Cell Phone: 407/758-8123