Leadership
Carolyn Shah Moehringer, PE
President
Carolyn Shah Moehringer brings more than 30 years of managerial experience in public infrastructure engineering services, including over 25 years as the founder and President of CSM Engineering. In this role, she provides strategic leadership and oversees all aspects of the firm’s performance, including client relations, business planning, regulatory compliance, staff development, and overall client satisfaction.
Carolyn was recognized in the engineering industry as a recipient of the Distinguished Service Award and Young Engineer of the Year Award from the New York State Society of Professional Engineers (NYSSPE), New York State Chapter. She has been an active member of the American Council of Engineering Companies (ACEC) of New York as Vice President and MTA-Committee Member. Carolyn served as the ACEC chapter’s Treasurer and Secretary. Carolyn is also a board member of the NYSSPE, ACEC, Society of Women Engineers, American Society of Military Engineers, and the Engineers Joint Committee of Long Island. She was recently honored as a recipient of the Premier Business Women of Long Island award.
Under her direction, CSM Engineering has built a reputation for delivering excellence across every phase of public infrastructure project development and execution. Externally, Carolyn ensures that clients receive responsive, high-quality engineering services. Internally, she has cultivated a company culture grounded in integrity, accountability, and professional growth - one that encourages exceptional performance and recognizes achievement.
Her commitment to clients, combined with her passion for the engineering profession and the people who advance it, has fostered long-standing loyalty among both employees and clients.
Carolyn holds a Bachelor of Science in Civil Engineering and a Master’s degree in Business Management. She is a licensed Professional Engineer in both New York and New Jersey.
Hiara P. Guevara
Managing Director
With over 20 years of management experience predominantly in the Engineering/Construction industry, Hiara is involved in the day-to-day operation of the firm and spearheads efforts in human resource management, finance, project billing, project management, benefits administration, and marketing processes. She enhances and/or develops, implements, and enforces policies and procedures of the firm by way of systems that will improve the overall operation and effectiveness of the firm.
She has received certifications from the:
- Georgia Institute of Technology: Everything you Wanted to Know About the Design and Construction Industry
- Society for Marketing Professional Services: The Basics of Business Development in the A/E/C Marketplace
- American Council of Engineering Companies of New York: Project Management Series
- New York Institute of Technology/Society for Human Resource Management: Essentials of Human Resource Management
She holds a Bachelors of Arts in Communications from the University of Albany.
Carlo A. Casoria, PE
Consultant
Carlo has diversified construction experience for over 40 years primarily in construction inspection and contract administration. His career began as a New York State Department of Transportation (NYSDOT) Highway Engineer and eventually embarking on long relationships with construction agencies such as the New York City Department of Environmental Protection (NYCDEP) and the New York City Department of Design and Construction (NYCDDC).
While administering projects with those agencies, many such contracts included extensive participation and joint coordination with other City agencies such as the Department of Transportation (NYCDOT), Department of Parks & Recreation, Department of Sanitation (NYCDOS), and Economic Development Corporation (NYCEDC). After a diversified career in the public sector, Carlo entered the private sector and participated in the management and administration of construction projects involving various agencies.
A New York State-licensed Professional Engineer, Carlo holds a B.S. in Engineering from the City University of New York. He is a member of the NYSSPE and ACEC.