Gomez and Sullivan Engineers is founded by principals Jerry Gomez and Tom Sullivan. Work begins out of home offices in Utica, NY and Weare, NH.

The company grows quickly, necessitating the acquisition of offices in downtown Utica, NY and Dunbarton, NH 

St. Lawrence-FDR Hydroelectric Project Licensing Commences

Gomez and Sullivan hires our first in-house environmental scientist.

The New Hampshire office moves from Dunbarton to Weare to accommodate a growing staff.

Gomez and Sullivan expands ownership through shareholder plan.

Niagara Power Project Relicensing Commences.

Buffalo, NY office established in Williamsville. 

Merrimack Village Dam removal / Souhegan River restoration project completed.

Conowingo & Muddy Run Licensing Commences.

The New Hampshire office moves from Weare to its current Henniker location to accommodate a growing staff. 

Northfield & Turners Falls Relicensing Commences.

Gomez and Sullivan’s Little Beaver Island Habitat Improvement Project completed for NYPA is granted the National Hydropower Association's Outstanding Stewards of America's Waters Award.

The continued growth of Gomez and Sullivan Engineers results in a fourth office opened in Albany, NY. 

Gomez and Sullivan celebrates its 20th anniversary on Cape Cod, MA.

Turner Dam removal / Nissitissit River restoration project completed.

Cotton Gin Dam Removal / Satucket River restoration and Tack Factory Dam Removal / Third Herring Brook restoration projects completed.

Gomez and Sullivan celebrates its 25th anniversary in Cooperstown, NY, at the National Baseball Hall of Fame and Museum.

Buffalo River shoreline & riparian habitat restoration projects completed at Old Bailey Woods and the Buffalo Color Peninsula.

Herring Brook fish passage & habitat restoration project completed in Weymouth, MA.

Tom Sullivan wins the National Hydropower Association’s Henwood Award, the hydropower industry’s most prestigious award.

Gomez and Sullivan leadership performs a multi-step salary and benefit benchmarking program, resulting in an expanded industry leading benefits package.

Gregory County Pumped Storage Project Licensing Commences.

Blenheim-Gilboa Upper Reservoir habitat improvement project completed.

Gomez and Sullivan celebrates its 30th anniversary.