
At Arco, our mission is to design and build spaces that inspire and innovate. We are committed to delivering exceptional craftsmanship, providing personalized customer service, and fostering a collaborative environment for all. Our team of architects, designers, and builders work together seamlessly to create functional and beautiful spaces that exceed our clients’ expectations. We believe that our success is built on trust, respect, and open communication, and we strive to build lasting relationships with our clients and colleagues. Through our holistic design philosophy, we are dedicated to building homes that not only take into consideration the way we live each day, but also contribute positively to our community.
Meet Our Team

Luis Diazgranados
Founder, Chief Executive Officer
ldiazgranados@arcollc.com

Carolina Trujillo de Diazgranados
Founder, Chief Real Estate & Business Development Officer
ctrujillo@arcollc.com | 617-504-9172

Sarah Kopelman
Marketing Manager
skopelman@arcollc.com

Melissa McTighe
Project Accounting Manager
mmctighe@arcollc.com

Shirley DiNatale
Architectural Designer
sdinatale@arcollc.com

James Cowgill
Videography Intern
jcowgill@arcollc.com

Isabel Libreros
PR & Communications Assistant
ilibreros@arcollc.com