Joseph Caracappa

Paul DeMatteis

Joe, a graduate of Stonybrook University has been with the company since inception in 2004. As the company's President and Chief Executive Officer, Joe has over 30 years experience in the vertical transportation industry. Sierra is one of the leading consulting companies within our region, which is attributed to Joe's leadership, expertise, and professionalism.

Paul DeMatteis

Paul, a graduate of Binghamton University has been with the company since inception in 2004. As the company's Executive Vice President, Paul's knowledge base is invaluable, his duties include the preparation and supervision of all bid documents, project specifications, all phases of elevator and escalator modernization, maintenance specifications and maintenance contracts.

Jay Nolan

Anthony Marchese

Robert Arpaio

Jay is one of our Senior Consultants and has been with the company since 2011. Jay brings extensive knowledge on project management and modernization specifications. His responsibilities include field site visits to evaluate elevator equipment and/or issues and modernization project oversight and management.

Robert Arpaio

Anthony Marchese

Robert Arpaio

Robert is one of our Senior Consultants and has been with the company since 2009. Robert brings many years of expertise to our team. His responsibilities include field site visits to evaluate and trouble-shoot equipment, project oversight and management.

Anthony Marchese

Anthony is our Director of Technical Operations. He is a graduate of SUNY Farmingdale and has been with the company since 2017.In addition to bringing over 30 years of expertise to our team, he is a leading troubleshooter in the elevator industry. He is an expert at building all aspects of elevator control panels and his family roots within elevator control manufacturing industry began in the 1950's. Anthony is also currently awaiting for his Inspector's license to be processed, since passing his exam in September of 2020.

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Joann Caracappa

Jo Ann, a graduate of Dowling College has been with the company since inception in 2004. Her responsibilities include managing the company's finances, human resources, IT and software development.

Roshni Seelall

Joann Caracappa

Roshni, a graduate of CUNY Baruch College has been with the company since 2010. Her responsibilities include managing the company finances, human resources, new business development and project oversight/management.

Krystin Ruiz

Joann Caracappa

Krystin Ruiz

Krystin has been with the company since 2014. Her responsibilities include expediting, violations, DOBNOW compliance, creating and tracking proposals, project oversight and management.

Donna Prudenti

Christina Bostanian

Donna Prudenti

Donna has been with the company since 2009. Her responsibilities include overseeing receiving mobile app alerts from the field inspectors and accepting category testing inspection results, which are then sent to elevator companies and clients. She tracks the inspections on DOBNOW for compliance and facilitates client payments on their behalf.

Vanesa Castano

Christina Bostanian

Donna Prudenti

Vanesa, a graduate of Briarcliff College has been with the company since 2013. Her responsibilities include creating and tracking client proposals, door lock monitoring and accounts receivable.

Christina Bostanian

Christina, a graduate of CUNY Hunter College has been with the company since 2020. Her responsibilities include receiving mobile app alerts from the field inspectors and accepting category testing inspection results, which are then sent to elevator companies and clients. She tracks inspections on DOBNOW for compliance. She also manages and coordinates in-house social media and marketing.

Noretta Ally

Jessica Edwards

Gladys Argueta

Noretta, a graduate of New York City College of Technology, has been with the company since 2015. Her responsibilities include scheduling category inspections and working with our field inspectors, clients and elevator contractors on a daily basis.

Gladys Argueta

Jessica Edwards

Gladys Argueta

Gladys, a graduate of CUNY Queens College has been with the company since 2019. Her responsibilities include project management and oversight on modernization projects once the project has been awarded to an elevator contractor. She communicates with client and vendor to help facilitate materials are chosen and ordered for projected sta

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Jessica Edwards

Jessica, a graduate of SUNY Farmingdale has recently joined the company in 2022. Her responsibilities include receiving mobile app alerts from field inspectors and accepting category testing inspection results, which are then sent to elevator companies and clients.

James Breslin

Jeevethayanee Mohan

James, a graduate of West Virginia University has been with the company since 2019. His responsibilities include maintenance bid packages and project management.

Jeevethayanee Mohan

Jee, a graduate of John Jay College has recently joined the company in 2022. Her responsibilities include receiving mobile app alerts from field inspectors and accepting periodic testing inspection results, which are then sent to elevator companies and clients. She tracks inspections on DOBNOW for compliance.

Angelica Dindayal

Jeevethayanee Mohan

Angelica Dindayal

Angelica has been with the company since 2023. Her responsibilities include receiving mobile app alerts from field inspectors and accepting periodic testing inspection results, which are then sent to elevator companies and clients. She tracks inspections on DOBNOW for compliance.

Michael Westhoff

Michael is our modernization specialist and has been with the company since 2022. He brings extensive knowledge on modernization specifications, project management and has over 40 years of experience in the industry. His responsibilities include project oversight and management.

Field Staff

Michael Westhoff

Greg Yakstis; Jeff Grieves; Rick Partenza; Bob Daly; John DeTurris; Ravindra Komar; Tony Artim; Frank Artim; Richard DeBobes; Jasdeep Singh; Roopnerine Persaud, Dupre Hill and George Mitchell. Each of our field inspectors/witnesses hold a NYC DOB inspector's license.