Our Company

Alderson is a fully licensed and insured environmental contracting and restoration company using the latest equipment and technology to complete projects safely, efficiently and in compliance with all local, state and federal regulations. Serving all of Vermont and New Hampshire.

Alderson, Inc. is an environmental contracting company committed to professional project management, safety, regulatory compliance, and customer satisfaction. Incorporated in 1998, our family based company provides expert services throughout the entire state of Vermont and New Hampshire. Our expanded services support the needs of our clients by providing asbestos and lead abatement, microbial remediation, demolition, water intrusion restoration, HAZMAT and pigeon guano abatement. We are certified to perform our services in a variety of settings, including private residences, schools, universities, hospitals, and professional, industrial, and government buildings throughout Vermont and New Hampshire.




President & Founder of Alderson, Inc.

Charles Catlett entered the environmental field in 1986, beginning as a sales estimator for asbestos projects throughout New England. After gaining experience with several environmental companies, he became aware of the need to provide a direct relationship between the client, contractor, crew, and construction team. In 1998 he founded Alderson, Inc. and is now responsible for the general supervision and control of all business activities. He oversees all operational duties and is involved in many phases of each project.

Charles is a licensed Asbestos Abatement Supervisor in Vermont and New Hampshire. Charles is also licensed as an Asbestos Site Inspector and Management Planner and Lead Supervisor in Vermont.

Angela Duquette-Catlett

Angela Duquette-Catlett

Business Manager, Controller

Angela holds a Masters degree in Business Administration and Management and has extensive experience from her years of work in the banking industry. She accurately monitors all of Alderson, Inc.’s accounts, invoicing, and human resources responsibilities. Angela is an Officer of the company and additionally oversees licensing, training, material purchases, permitting, and project closeout reports for all projects. Angela is a licensed Asbestos Site Inspector in Vermont.

"You guys are the best! We seriously appreciate all that you did in such an incredibly short time!!! It looks amazing and so clean! I feel like I won the lottery having connected with you"

-The Smith's