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Manufacturing in St. Lawrence County, New York

The register lists 68 facilities in St. Lawrence, New York. According to the Bureau of Labor Statistics, 40 establishments were counted in St. Lawrence in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Federal labor statistics counted at least 40 manufacturing establishments in St. Lawrence County in 2025, employing about 1,061 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 68.

Facilities46 FACILITIES

Listing 46 of 68: the facilities with a website, a size band or two sources on record. The rest are in site search.

FacilityCityIndustryNAICSEmployeesStatus
Defelsko CorporationOgdensburgComputer and Electronic Product Manufacturing334519100–499 ACTIVE
North Country Dairy, LLCNorth LawrenceFood Manufacturing311511100–499 ACTIVE
Frank Ralphs INCOgdensburgTransportation Equipment Manufacturing3365101–19 ACTIVE
Mission Power CORP.PotsdamElectrical Equipment, Appliance & Component Manufacturing3359991–19 ACTIVE
Northern Machining, INCNorfolkFabricated Metal Product Manufacturing3327211–19 ACTIVE
Structural Wood CorporationWaddingtonWood Product Manufacturing32121420–99 ACTIVE
Micronsight LLCPotsdamComputer and Electronic Product Manufacturing334516— ACTIVE
Northeastern Sign CorporationSouth ColtonMiscellaneous Manufacturing339950— ACTIVE
Alcoa USA CORP.MassenaPrimary Metal Manufacturing331313100–499 LIKELY ACTIVE
Ansen CORPOgdensburgComputer and Electronic Product Manufacturing334418100–499 LIKELY ACTIVE
Cives Steel CO Northern DivGouverneurFabricated Metal Product Manufacturing332312100–499 LIKELY ACTIVE
Corning - Canton PlantCantonNonmetallic Mineral Product Manufacturing327212100–499 LIKELY ACTIVE
Dunn Paper - Natural DamGouverneurPaper Manufacturing32212020–99 LIKELY ACTIVE
Ross Video INCOgdensburgComputer and Electronic Product Manufacturing334220100–499 LIKELY ACTIVE
Trpc Potsdam LLCPotsdamPaper Manufacturing32212020–99 LIKELY ACTIVE
St Lawrence County Manufacturing & Properties LLCCantonFood Manufacturing3115131–19 UNVERIFIED
Alcoa USA CORPMassenaPrimary Metal Manufacturing331312100–499 LIKELY ACTIVE
Losurdo Foods INCHeuveltonFood Manufacturing311513— LIKELY ACTIVE
Norfolk Lpg TerminalNorfolkPaper Manufacturing322120— LIKELY ACTIVE
Bestway Enterprises INCGouverneurWood Product Manufacturing321114— LIKELY ACTIVE
Cellu Tissue National Dam DivGouverneurPaper Manufacturing322120— LIKELY ACTIVE
Hoosier Magnetics INCOgdensburgChemical Manufacturing325188— LIKELY ACTIVE
Potters Industries INCPotsdamNonmetallic Mineral Product Manufacturing327215— LIKELY ACTIVE
A J Missert, INCOgdensburgBeverage and Tobacco Product Manufacturing31211220–99 LIKELY ACTIVE
Pepsi Cola Ogdensburg BottlersOgdensburgBeverage and Tobacco Product Manufacturing31211120–99 LIKELY ACTIVE
Curran Renewable Energy LLCMassenaFabricated Metal Product Manufacturing33281120–99 LIKELY ACTIVE
Alcoa Massena Operations - West PlantMassenaPrimary Metal Manufacturing331312— LIKELY ACTIVE
Bella-Brooke VineyardHammondBeverage and Tobacco Product Manufacturing3121301–19 LIKELY ACTIVE
Glazier Packing CO INCPotsdamFood Manufacturing311612— LIKELY ACTIVE
High Peaks WineryWinthropBeverage and Tobacco Product Manufacturing3121301–19 LIKELY ACTIVE
Poulin Grain INCCantonFood Manufacturing311119— LIKELY ACTIVE
Barrett Paving Norwood QuarryNorwoodPetroleum and Coal Products Manufacturing324121— LIKELY ACTIVE
Reynolds Metal CO LLCMassenaPrimary Metal Manufacturing331312— LIKELY ACTIVE
Vintage Doors, Inc.HammondWood Product Manufacturing3219111–19 LIKELY ACTIVE
Gm Powertrain - Massena PlantMassenaPrimary Metal Manufacturing331524— UNVERIFIED
Hanson - OgdensburgOgdensburgPetroleum and Coal Products Manufacturing324121— UNVERIFIED
Newton Falls Land Reclamation, LLCNewton FallsPaper Manufacturing322120— UNVERIFIED
Norwood FacilityNorfolkPetroleum and Coal Products Manufacturing324121— UNVERIFIED
Novus at Cargill Animal NutritionGouverneurFood Manufacturing311119— UNVERIFIED
Sheehan Asphalt Plant PotsdamPotsdamPetroleum and Coal Products Manufacturing324121— UNVERIFIED
ACCO Brands - OgdensburgOgdensburgPaper Manufacturing32223020–99 LIKELY ACTIVE
Aragra - Ansen - Plant 2OgdensburgComputer and Electronic Product Manufacturing33441820–99 LIKELY ACTIVE
Cargill Feed and Nutrition GouverneurGouverneurFood Manufacturing3111191–19 LIKELY ACTIVE
Jeffords Steel and Engineering Company - PotsdamPotsdamFabricated Metal Product Manufacturing33231220–99 LIKELY ACTIVE
BlastBoss, Inc.OgdensburgFabricated Metal Product Manufacturing3328131–19 UNVERIFIED
seaway pharma incMassenaMiscellaneous Manufacturing3391131–19 UNVERIFIED

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