Collaboratively nurturing the teams the deliver the projects


Rancho Los Amigos Wellness Center


GCC & Associates LLC (GCC) is a Service Disabled Veteran Owned Business Enterprise (DVBE/MBE/DBE/SBE) and International Partnering Institute Facilitator, providing professional team partnering and collaborative Project Control professionals on behalf of creative and technical teams engaged in large projects with complex stakeholder relationships. Innovative team nurturing strategies are developed for professional service, healthcare, architecture, engineering, and technical professions.

We believe in the collaborative process of engaging stakeholders to identify the non-contractual requirements, and ensure that the greater teams are aligned with the vision, mission, and processes necessary to succeed. 

We know selecting the right Partnering/Training Facilitators and Project Control professionals is critical to the success of your teams and projects and may also have a lasting effect on the internal dynamics of your organization, and how you reflect to your client and their stakeholders.

Contact us and let's talk through the specifics of your team dynamics, the project, and your stakeholders to see if this is the right fit.

Our A+ rated sureties provide us with Commercial General Liability, Professional Liability, Errors & Omissions, and Automotive coverages exceeding most prime-contract requirements for professional consultancy services.

Gregory Grabowski, PE, LEED AP | President

Gregory Grabowski, PE, LEED AP | President


Gregory Grabowski, PE, LEED AP, CCM

Mr. Grabowski brings 30 years of architectural, engineering, construction, and operational leadership experience to design, construction management and partnering, bringing owners, creative, and technical teams together to deliver cost effective projects. Holding multiple design and technical licenses and bringing 31 years of leadership experience with creative, design, and technical professionals, bringing owners, investors, and execution teams together to deliver cost effective projects. 

With successful experience leading classified federal DoD, FAA, GSA and commercial projects, and 22 years as a US Navy Surface Warfare Officer, Gregory has led interdisciplinary teams on four continents.On a personal level, Gregory is an accomplished open ocean sailor and has motorcycled to the Arctic Circle and across the Bolivian Andes. 



BS Engineering California State University, Long Beach 1987

Licenses | Accreditations | Certifications


GCC’s First Open House on 8.8.2019