Construction

James Duke has joined North Charleston-based Landmark Construction Co. Inc. as field safety assistant manager. Previously, he was a project safety manager with Morgan Corp.

Defense

Clifford R. Gunst has been named portfolio manager for integrated cyber operations at the Space and Naval Warfare Systems Center Atlantic.

Previously, he was with the Army Central Command as a reservist, and before that he held several positions at SPAWAR. He has a bachelor’s degree in biology from The Citadel and master’s degree in telecommunications management from the University of Maryland’s University College.

Education

Alberta “Allie” Darby has been named middle- and upper-school student support specialist at Charleston Collegiate School on Johns Island. She has a bachelor’s degree from the University of Virginia and a master’s degree in education from The Citadel. She is a certified counselor.

Environmental

Guinn Garrett has joined Carolina Clear and Clemson Extension as a water resources agent for Berkeley, Charleston and Dorchester counties. In this role, she works with the Ashley Cooper Stormwater Education Consortium. Previously, she was with the town of Mount Pleasant. She has a bachelor’s degree in earth and environmental science from Furman University and a master’s degree in environmental studies from the College of Charleston.

Health care

Dr. Pedro J. Cardona has joined BlueChoice HealthPlan as chief medical officer, overseeing medical management and quality improvement. Previously, he was medical director at BlueCross BlueShield of Tennessee. He has a medical degree from the University of Puerto Rico Medical School and a master’s degree in business administration in health care from the University of Tennessee.

Insurance

Gaillard “Gilly” Dotterer Jr. has been named principal agent of the Nationwide Agency on North Main Street in Summerville. He remains principal agent of the Nationwide Agency on College Park Road in Summerville. He has more than 24 years of industry experience. He has a bachelor’s degree in business administration from the University of South Carolina.

Law

Ernie Cochran and David Gieg have been named partners in the Charleston office of K&L Gates.

Cochran focuses his practice on real estate transactions, corporate counseling, mergers acquisitions and joint ventures. He has a bachelor’s degree from North Carolina State University and a law degree from the University of Virginia School of Law.

Gieg focuses on general corporate matters, commercial contract negotiations, and mergers and acquisitions. He has a bachelor’s degree from Yale University and a law degree from the University of Virginia School of Law.

Real estate

Lisa Stewart was has joined Carolina One Real Estate as an agent based in the firm’s Orleans Road office in West Ashley.

Previously, she was a pulmonary nurse for 14 years. She has a bachelor’s degree in nursing from Rowan-Cabarrus College.

Tom Morgan has joined the Mount Pleasant office of Agent- Owned Realty as an agent. He has 25 years of development experience. He has a bachelor’s degree in mechanical engineering, a master’s degree in engineering and a master’s degree in business administration from the University of Florida.

Sports

Ryan Stewart has been named box office manager for the Charleston RiverDogs, and Harris Seletsky has been named operations assistant.

Previously, Stewart has worked with the Ripken Experience and in the hospitality industry in Myrtle Beach. He has a bachelor’s degree from the College of Charleston.

Seletsky has grounds crew work experience with the Pittsfield Suns in Massachusetts and at Kutshers Golf & Country Club in Monticello, N.Y. He has a bachelor’s degree from the State University of New York at Cortland.

Training

Paula Amnott has been named training manager at The Training Doctor in Mount Pleasant. She is responsible for managing the company’s new subsidiary business, SOS.