Our Firm

For almost 100 years, Frank Lill & Son, Inc. has been nationally recognized as an industry leader in the power generation and heavy industrial sectors. Family owned and operated for 4 generations, Frank Lill prides itself on leading our projects from the trenches, offering big firm performance with small firm values. You will see our top executives attending meetings and walking the job site on a regular basis. It is this personal attention and involvement with our clients that sets us apart from our competition. Your satisfaction is our utmost priority.


About UsView More

About Us

Frank Lill and Son, Inc is your single, reliable source for turnkey power and heavy industrial plant engineering, design, installations, conversions and repairs. For four generations, we have been recognized in the power plant and heavy industrial...

HistoryView More


Our pride of professional workmanship and reliability is founded on more than 90 years of proven performance. It began in 1922 when Frank Lill founded our firm...

What Sets Us ApartView More

What Sets Us Apart

Over our nearly 100 years in business, we have grown and evolved with the industry, but have never lost site of our roots. We are a fourth generation family owned firm that operates with small firm values and big...

FAQ'sView More


What is your project size range of interest? Frank Lill & Son, Inc. will perform projects of any size. From fixing a single tube leak in the middle of the night to nine-figure, 1Million+ direct hire man-hour ...

CareersView More


Frank Lill & Son, Inc. has enjoyed success since 1922 because of the outstanding people on our team. We are proud that several generations of families have worked for us.


Headquarters/Home ShopView More

Headquarters/Home Shop

Frank Lill & Son, Inc. is headquartered in Victor, NY, a suburb of Rochester NY. Built entirely new in 2013, our 50,000 sq/ft facility houses Frank Lill’s corporate offices and main fabrication facility.

Headquarters/Home ShopView More

Mid-Atlantic Regional Branch

Frank Lill & Son, Inc.’s Philadelphia/Mid Atlantic regional branch office is located in Aston, PA and managed by Mr. Thomas McKelvey. This Frank Lill branch office offers a complete line of project...

Headquarters/Home ShopView More

Tennessee Regional Branch

The Tennessee Regional branch office is located in Columbia, TN and is managed by Mr. Charles Cole. This branch office offers a full line of power and industrial services as well as immediate support for...


News/AwardsView More


Frank Lill & Son would like to announce a change of address for our corporate headquarters. We have moved from Basket Road in Webster, NY to our new home in Victor, NY. While our phone number will remain the same...


HSSE/SafetyView More


Frank Lill & Son’s rigorous safety plan coupled with complete dedication by all personnel helps us to meet and maintain our zero accident goal.

QA/QCView More


Our reputation and success depends very heavily on our delivery of a quality project. We have worked very hard to earn and maintain the Certificates listed below. We at Frank Lill & Son know that if we deliver a quality project on...