Not Your Run-of-the-Mill Engineering Consultants

At ATSI we work hand-in-hand with our clients regardless of project size or scope, from conception to completion. Our goal is to not only meet your expectations, but exceed them.


Front End Engineering Design

ATSI provides innovative, energy efficient, cost-effective, and technology driven solutions to optimize your business. 


ATSI is proud to provide a quality service to our clients utilizing every element of the EPCM (Engineering, Procurement, Construction, and Management) process.

Mechanical Engineering

From analytical skills to industrial experience, field exposure, and creativity, we have the talent and skillset necessary to solve unique and complex mechanical problems.

Electrical Engineering

From concept to fruition, the experienced engineers at ATSI provides a full service, hands-on approach to Electrical and Power Engineering. 

What we Do

Custom Engineering Solutions

Above all, ATSI provides ethical service while producing innovative solutions for your business. Established for over 40 years, we know what it takes to earn your business and believe in taking the extra steps necessary to keep your business.

Find Out More

We would love to talk with you about your need. Please call, email, or use the contact form to start the conversation. Thanks!
415 Commerce Drive
Amherst, NY 14228

Tel. 716-691-9200
Fax. 716-691-7221