Who We Are

Agisi Environmental Services (AES) was founded in 2014 by Sarah Sinclair who is a proud citizen of the Cherokee Nation. AES has over 40 years of experience in the industry and is privileged to serve the state of Colorado

President, Owner

As President and owner of Agisi Environmental Services, Sarah oversees all aspects of the business. Her focus is on the vision, growth and strategy to safely and efficiently scale the company. Additionally, she oversees client relationships, sales strategy and marketing. AES has doubled business YOY for the last three years, largely contributed to the leadership and business acumen of Sarah. Sarah is a proud citizen of the Cherokee Nation, has her PMP certification, is a member of the USWCC. She is also a member of Rocky Mountain EHS.

Director, Field Operations

Leeland brings over 15 years of experience to the team in the demolition, remediation and construction. Leeland is responsible for all regulatory agencies, enforcing AES’ safety culture and compliance, man-hour control and onsite client relations. Leeland’s ability to close out projects underbudget, safely and on-time have contributed to the growth of AES and retention of existing clients.

Director, Business Operations

Jim brings over thirty years of environmental, demolition and construction experience to the team. Jim oversees operations, including estimating, materials, disposal, scheduling and oversight of materials and equipment. Jim has managed a vast assortment of projects with various contaminants and has consulted on multiple government projects. Jim’s experience allows him to take a unique approach to each project, offering the client the most cost effective, safe and efficient managing practices for project deliverables.