Our Team

Gil Castilla


Before founding ABI 1995, Gil Castilla worked for over 17 years in the Construction Industry as a Project Administrator. Ten of those years were spent as a Senior Project Manager at JBG Companies, a Real Estate Developer in the Washington Metropolitan Area, where he gained the experience, expertise and knowledge that have allowed him to begin and run a successful company. As president, he oversees all aspects of the Company's Operations from Marketing to Business Development, Financing, Estimating, Field Operation and Quality Control. To this day, he remains actively involved in the day to day aspects of the company. Gil will meet with each Project Manager and Field Supervisor to assure that each project is running properly and as efficiently as possible. Gil Castilla is a 1981 Graduate of the University of Maryland, College Park, with a Bachelor of Science Degree in Civil Engineering.

Edwin Pinca


Edwin is the newest addition to our estimating department. He brings international experience to the table, having worked as a project manager/quality control engineer for various international companies in Saudi Arabia, the United Arab Emirates, and Doha Qatar. At ABI, he is currently in charge of the estimating department, working at all levels of estimating, from budgetary, tenant-improvements, and base-building projects.

Gabriel-Morales Bermudez

Project Manager/Estimator

After graduating from the George Washington University with a Bachelor of Science degree in Civil Engineering, Gabriel came on board with ABI as an Assistant Estimator. His ability to learn quickly and desire to take on responsibilities allowed him to become the company's chief estimator within his first 3 years with the company. He has since taken on the responsibility of Senior Project manager. As a PM, Gabriel is responsible for all aspects of the project from preparing and managing the submittals process to buying out suppliers and purchasing materials. He will also interact and meet with the General Contractor's PM and Superintendants including ABI's job foreman and Company Superintendant to make sure that each project is running on schedule and as efficiently as possible. His knowledge in estimating has allowed him to continually assist the Estimating Department upon demand.

Daniel Vargas

Head of Field Superintendents

As Head Superintendent at ABI, Danny's primary responsibilities are to oversee and supervise the day-to-day operation of all Company Projects. These responsibilities include, but are not limited to, meeting with each Project Foreman and reviewing the progress and overall quality of the work, coordinating and scheduling man-power at each respective projects. One of his most important responsibilities is maintaining Communication with the General Contractor's Superintendents on all field related issues to assure that the demands and needs of each project are being satisfied in accordance to the Contract.

Giannina Sanguinetti

Office Administrator

As Office Administrator, her responsibilities include overseeing all aspects of accounting, including Payroll, Accounts Payable and Accounts Receivable. Further, she is responsible for handling the employees Human Resource needs. Other responsibilities include organizing bid packages for the Estimating Department, and assisting each Project Manager by preparing and monitoring the entire submittal process. Giannina graduated from the University of San Marcos in Lima, Peru with a degree in Business Administration.

Juan Mendoza

Senior Foreman

Juan Mendoza has been with the company for over 10 years. Throughout this period of time he has worked his way up the ranks beginning as a carpenter up to becoming the company's senior foreman. Juan's capabilities range from running tenant renovation up to major base building projects. His last major projects have been a 1.5 million condo renovation in Washington, DC and 4 base building projects at the National Harbor.