Manufacturing & wholesale in Ontario, CA

477 manufacturing & wholesale listed in Ontario, California. 467 with a phone number and 409 with a website.

Ontario accounts for 2% of the manufacturing & wholesale listed in California and ranks #6 among California cities for manufacturing & wholesale.

Quick answer

Ontario, CA has 477 manufacturing & wholesale listed on USA Business Search. 467 list a phone number and 409 list a website. The most listings are in ZIP codes 91761, 91762, 91764.

Updated October 2026

R&i Industries, Inc.

1876 S Taylor Ave, Ontario, CA 91761 · Claim or fix

Call (909) 923-7747 Website Map

Montalvans Sales

2225 S Castle Harbour Pl, Ontario, CA 91761 · Claim or fix

Call (909) 930-5670 Website Map

Forbes Industries

1933 E Locust St, Ontario, CA 91761 · Claim or fix

Call (800) 832-5427 Website Map

Classic Containers

1700 S Hellman Ave, Ontario, CA 91761 · Claim or fix

Call (909) 930-3610 Website Map

Marquez Iron Works

1656 S Bon View Ave Ste C, Ontario, CA 91761 · Claim or fix

Call (909) 923-4455 Website Map

BD Customs

1339 Brooks St Suite C, Ontario, CA 91762 · Claim or fix

Call (909) 986-7100 Website Map

7 Daze Mfg

1425 S Vineyard Ave, Ontario, CA 91761 · Claim or fix

Call (866) 447-3293 Website Map

A & N Precision Die

1721 S Vineyard Ave Ste A, Ontario, CA 91761 · Claim or fix

Call (909) 913-6031 Map

A-1 Refrigeration Co.

1720 E Monticello Ct, Ontario, CA 91761 · Claim or fix

Call (909) 930-9910 Website Map

A19 Artisan Lighting

520 E Park St, Ontario, CA 91761 · Claim or fix

Call (909) 391-4208 Website Map

Aaa Robotics Inc

4290 E Brickell St Unit C, Ontario, CA 91761 · Claim or fix

Call (909) 544-0863 Website Map

AAA Stamping

1630 Shearwater St, Ontario, CA 91761 · Claim or fix

Call (909) 947-4151 Website Map

Aaren Scientific Inc

1040 S Vintage Ave, Ontario, CA 91761 · Claim or fix

Call (909) 906-5400 Website Map

ABCO Scale

1616 E Francis St # Q, Ontario, CA 91761 · Claim or fix

Call (909) 904-1420 Map

Able Industrial Products Inc

2006 S Baker Ave, Ontario, CA 91761 · Claim or fix

Call (800) 423-7008 Website Map

Access Platform Inc

2101 S Hellman Ave Ste A, Ontario, CA 91761 · Claim or fix

Call (909) 923-9444 Website Map

Accufab

1326 E Francis St, Ontario, CA 91761 · Claim or fix

Call (909) 930-1751 Website Map

Ace Calendering Enterprises

1311 S Wanamaker Ave, Ontario, CA 91761 · Claim or fix

Call (909) 937-1901 Website Map

Acra Machining

1620 S Carlos Ave Ste E, Ontario, CA 91761 · Claim or fix

Call (909) 947-2163 Map

Ada Answer Industries Llc

1400 S Campus Ave, Ontario, CA 91761 · Claim or fix

Call (909) 230-4064 Map

Adesa International

1440 S Vineyard Ave, Ontario, CA 91761 · Claim or fix

Call (909) 321-8240 Map

Aim Sports Inc

1219 E Locust St, Ontario, CA 91761 · Claim or fix

Call (909) 923-2228 Website Map

Air Exchange

1141 E Philadelphia St, Ontario, CA 91761 · Claim or fix

Call (909) 923-7952 Website Map

Airgas

1936 S Grove Ave, Ontario, CA 91761 · Claim or fix

Call (909) 930-1270 Website Map

Akra Plastic Products

1504 E Cedar St, Ontario, CA 91761 · Claim or fix

Call (909) 930-1999 Website Map

Aks Machine Inc

3929 E Guasti Rd Ste A, Ontario, CA 91761 · Claim or fix

Call (909) 605-7703 Website Map

Alger Precision Machining

724 S Bon View Ave, Ontario, CA 91761 · Claim or fix

Call (909) 986-4591 Website Map

All Pro Plumbing, Heating, Air & Electrical

5001 Ontario Mills Pkwy, Ontario, CA 91764 · Claim or fix

Call (909) 253-0664 Website Map

All Propane

4025 E Guasti Rd, Ontario, CA 91761 · Claim or fix

Call (909) 874-9999 Website Map

All Time Machine

2050 Del Rio Way, Ontario, CA 91761 · Claim or fix

Call (909) 673-1899 Website Map

Allen Distribution

800 Barrington Ave, Ontario, CA 91764 · Claim or fix

Call (909) 259-9295 Website Map

Alum Alloy

603 S Hope Ave, Ontario, CA 91761 · Claim or fix

Call (909) 986-0410 Website Map

Alumin-art Plating Co

803 W State St, Ontario, CA 91762 · Claim or fix

Call (909) 983-1866 Website Map

Aluminum Wheels MFG Inc.

5550 E Jurupa St #B, Ontario, CA 91761 · Claim or fix

Call (909) 947-1188 Website Map

Amazing Green

1420 S Balboa Ave, Ontario, CA 91761 · Claim or fix

Call (909) 923-8865 Website Map

Amazing Green, Inc.

1550 S Grove Ave, Ontario, CA 91761 · Claim or fix

Call (909) 923-8865 Website Map

Amd International Technologies, Llc

1725 S Campus Ave, Ontario, CA 91761 · Claim or fix

Call (909) 985-8300 Website Map

Amec International Co Inc

1805 E Francis St, Ontario, CA 91761 · Claim or fix

Call (909) 923-5118 Map

American Bolt & Screw

600 S Wanamaker Ave, Ontario, CA 91761 · Claim or fix

Call (800) 325-0844 Website Map

American Non Stop Label

930 S Wanamaker Ave, Ontario, CA 91761 · Claim or fix

Call (562) 921-9437 Website Map

American Presto Corporation

4001 Santa Ana St, Ontario, CA 91761 · Claim or fix

Call (909) 390-5288 Website Map

Amrep Inc

1555 S Cucamonga Ave, Ontario, CA 91761 · Claim or fix

Call (909) 923-0430 Website Map

Anaheim Infrared Tech Inc

1824 S Lake Pl, Ontario, CA 91761 · Claim or fix

Call (909) 923-8522 Website Map

Anderson Repair

905 Wineville Ave, Ontario, CA 91764 · Claim or fix

Call (909) 980-0140 Website Map

Androp Metal Works

4400 E Francis St, Ontario, CA 91761 · Claim or fix

Call (760) 490-9755 Map

Angeles Precision Engineering, Inc.

2060 E Locust Ct Ste F, Ontario, CA 91761 · Claim or fix

Call (909) 673-0090 Website Map

Animal Reproduction Systems

1901 S Lynx Pl, Ontario, CA 91761 · Claim or fix

Call (909) 364-1311 Website Map

Ano-mag , Inc

3919 E Guasti Rd, Ontario, CA 91761 · Claim or fix

Call (909) 605-1577 Website Map

Antop Antenna Inc

1650 S Balboa Ave, Ontario, CA 91761 · Claim or fix

Call (909) 947-8883 Website Map

Anvil International

551 N Loop Dr, Ontario, CA 91761 · Claim or fix

Call (909) 315-5980 Website Map

Apc Machine Inc.

1942 S Augusta Ct # C, Ontario, CA 91761 · Claim or fix

Call (909) 930-1222 Website Map

Apmd Powder Coating

1151 E Acacia Ct, Ontario, CA 91761 · Claim or fix

Call (714) 336-3405 Website Map

Aqua Tri

501 S Doubleday Ave, Ontario, CA 91761 · Claim or fix

Call (909) 390-0422 Website Map

Armstrong Mechanical Solutions

777 S Laurel Ave, Ontario, CA 91762 · Claim or fix

Call (519) 650-0316 Map

Assa Abloy

5678 Concours St, Ontario, CA 91764 · Claim or fix

Call (909) 593-2100 Website Map

Athena Fabrication Inc.

1702 S Cucamonga Ave, Ontario, CA 91761 · Claim or fix

Call (909) 549-1025 Website Map

Avertronics Usa, Inc

1388 E 5th St, Ontario, CA 91764 · Claim or fix

Call (707) 800-1688 Website Map

Axium Plastics

5701 Clark St, Ontario, CA 91761 · Claim or fix

Call (909) 969-0766 Map

B P Industries Inc

5300 Concours, Ontario, CA 91764 · Claim or fix

Call (909) 481-0227 Website Map

Badger Forms

1295 E Acacia St, Ontario, CA 91761 · Claim or fix

Call (951) 360-0852 Website Map

Bandit Llc

969 W State St Ste I, Ontario, CA 91762 · Claim or fix

Call (909) 984-0099 Map

Bay Valve Service

1180 E Francis St Ste E, Ontario, CA 91761 · Claim or fix

Call (888) 384-2138 Website Map

Bear State Pump & Equipment

2115 S Hellman Ave, Ontario, CA 91761 · Claim or fix

Call (909) 923-9809 Website Map

Beauty 21 Cosmetics, Inc.

2021 S Archibald Ave, Ontario, CA 91761 · Claim or fix

Call (909) 945-2220 Website Map

Bel-air Shipping And Carrying Cases

2104 S Cucamonga Ave, Ontario, CA 91761 · Claim or fix

Call (866) 235-2472 Website Map

Belt Power - Ontario | Conveyor Belt Distributor

2036 E Francis St, Ontario, CA 91761 · Claim or fix

Call (800) 451-4537 Website Map

Bergandi Machinery

1689 S Parco Ave, Ontario, CA 91761 · Claim or fix

Call (951) 361-8000 Website Map

Bericap

1675 Champagne Ave, Ontario, CA 91761 · Claim or fix

Call (909) 390-5518 Website Map

Berkeley Ergonomics Inc.

2126 S Green Privado, Ontario, CA 91761 · Claim or fix

Call (909) 673-1932 Website Map

Besteel Fabrication Inc

10756 Vernon Ave, Ontario, CA 91762 · Claim or fix

Call (909) 590-3403 Map

Bestpack Packaging Systems

1425 S Campus Ave, Ontario, CA 91761 · Claim or fix

Call (909) 987-4258 Map

Bio-Lab Inc

820 S Vintage Ave, Ontario, CA 91761 · Claim or fix

Call (909) 390-0552 Website Map

Bishamon Industries

2817 E Cedar St #100, Ontario, CA 91761 · Claim or fix

Call (800) 358-8833 Website Map

Blanchard Associates

2591 Lindsay Privado Dr, Ontario, CA 91761 · Claim or fix

Call (909) 974-0111 Website Map

Blankwear.com

2330 S Archibald Ave, Ontario, CA 91761 · Claim or fix

Call (888) 988-3580 Map

Blow Mold Repair Service

3929 E Guasti Rd Ste A, Ontario, CA 91761 · Claim or fix

Call (909) 605-9555 Website Map

Blue Eagle Inc

1706 E Francis St, Ontario, CA 91761 · Claim or fix

Call (909) 764-8816 Map

Boundless Technology

2580 E Philadelphia St, Ontario, CA 91761 · Claim or fix

Website Map

Bpx Solutions Formerly Excel Packaging

1425 S Campus Ave, Ontario, CA 91761 · Claim or fix

Call (909) 476-1100 Website Map

Brax Company, Inc

2115 S Hellman Ave Unit h, Ontario, CA 91761 · Claim or fix

Call (909) 923-9809 Website Map

Bristol Machine Company

5536 Ontario Mills Pkwy, Ontario, CA 91764 · Claim or fix

Call (909) 598-8601 Website Map

Broadax Systems Inc

1283 W State St, Ontario, CA 91762 · Claim or fix

Call (909) 395-0588 Map

Broco Rankin

400 S Rockefeller Ave, Ontario, CA 91761 · Claim or fix

Call (909) 483-3222 Website Map

Brothers VW Machine Shop

743 E Francis St, Ontario, CA 91761 · Claim or fix

Call (909) 947-6001 Website Map

Brytun Lighting Corp.

1495 S Campus Ave, Ontario, CA 91761 · Claim or fix

Call (909) 636-4082 Website Map

Burger King

706 W Holt Blvd, Ontario, CA 91762 · Claim or fix

Call (909) 395-8959 Website Map

Burger King

4890 S Motor Ln, Ontario, CA 91761 · Claim or fix

Call (909) 937-3535 Map

Busy Bee Tooling

1620 S Marigold Ave, Ontario, CA 91761 · Claim or fix

Call (909) 947-8712 Website Map

C X Tech Inc

2775 E Philadelphia St, Ontario, CA 91761 · Claim or fix

Call (909) 930-2988 Map

Cablescan

1921 S Quaker Ridge Pl, Ontario, CA 91761 · Claim or fix

Call (909) 483-2436 Website Map

Cai Safety Systems, Inc.

1609 S Grove Ave Ste 104, Ontario, CA 91761 · Claim or fix

Call (951) 465-7386 Website Map

Cal Precision Inc

1856 S Bon View Ave, Ontario, CA 91761 · Claim or fix

Call (951) 273-9901 Website Map

Cali Thermal Insulation

4055 E Guasti Rd #104, Ontario, CA 91761 · Claim or fix

Call (909) 408-8043 Website Map

Caliber Diesel

2314 S Vineyard Ave, Ontario, CA 91761 · Claim or fix

Call (909) 773-0364 Website Map

Calidad Inc

1730 S Balboa Ave, Ontario, CA 91761 · Claim or fix

Call (909) 947-3937 Website Map

California Corps of Engineers

2324 S Vineyard Ave Ste B, Ontario, CA 91761 · Claim or fix

Call (213) 529-0801 Website Map

California Die Casting

1820 S Grove Ave, Ontario, CA 91761 · Claim or fix

Call (909) 947-9947 Website Map

California Eagle Company

3100 E Cedar St Ste 13, Ontario, CA 91761 · Claim or fix

Call (909) 457-0245 Map

Campbell Valve & Engineering Corporation

2027 E Cedar St, Ontario, CA 91761 · Claim or fix

Call (951) 278-1075 Website Map

Caraustar

4502 E Airport Dr, Ontario, CA 91761 · Claim or fix

Call (951) 685-5544 Website Map

Cascade Industrial Services

3100 E Cedar St Ste 6, Ontario, CA 91761 · Claim or fix

Call (909) 923-8333 Website Map

Casco America

1495 S Campus Ave Ste D, Ontario, CA 91761 · Claim or fix

Call (909) 673-0561 Website Map

Century Pioneer Promos

801 S Dupont Ave Ste C2, Ontario, CA 91761 · Claim or fix

Call (800) 396-1083 Map

Ceva Logistics

5555 Jurupa St, Ontario, CA 91761 · Claim or fix

Website Map

Chenbro Micom (usa) Inc.

2800 Jurupa St, Ontario, CA 91761 · Claim or fix

Call (909) 937-0100 Website Map

City Tool Works Inc

1250 Ontario Blvd, Ontario, CA 91761 · Claim or fix

Call (909) 923-8080 Website Map

Clover Needlecraft Inc

1441 S Carlos Ave, Ontario, CA 91761 · Claim or fix

Call (909) 218-2160 Website Map

Cnc Machining & Engineering, Inc.

1307 S Wanamaker Ave, Ontario, CA 91761 · Claim or fix

Call (909) 788-3035 Website Map

Coca-cola U. S. A. Ontario Syrup Plt.

1650 S Vintage Ave, Ontario, CA 91761 · Claim or fix

Call (909) 975-5200 Website Map

Columbia Machine Inc

780 E Francis St Ste A, Ontario, CA 91761 · Claim or fix

Call (909) 923-9969 Website Map

Compumeric Inc

1390 S Milliken Ave, Ontario, CA 91761 · Claim or fix

Call (909) 605-7666 Map

Consultora de JAFRA en ontario

1833 E Elm St, Ontario, CA 91761 · Claim or fix

Call (909) 762-2042 Map

Controlled Products Systems Group

820 S Rockefeller Ave Unit a, Ontario, CA 91761 · Claim or fix

Call (951) 371-7212 Website Map

Conveyor & Storage Solutions, Inc

2000A S Grove Ave Ste #107, Ontario, CA 91761 · Claim or fix

Call (909) 610-6488 Website Map

Corsair Powder Coating

5045 E State St, Ontario, CA 91762 · Claim or fix

Call (909) 627-3116 Map

Costco Business Center

3860 E Guasti Rd, Ontario, CA 91761 · Claim or fix

Website Map

Coveris

5601 Santa Ana St, Ontario, CA 91761 · Claim or fix

Call (909) 390-8866 Website Map

Cretivity

5775 E Jurupa St Unit A, Ontario, CA 91761 · Claim or fix

Call (656) 200-9471 Website Map

Crown Paper

1380 S Bon View Ave, Ontario, CA 91761 · Claim or fix

Call (909) 923-5226 Website Map

Cslt International Inc.

337 N Vineyard Ave Ste 400, Ontario, CA 91764 · Claim or fix

Website Map

D B & S

3030 Inland Empire Blvd Unit A, Ontario, CA 91764 · Claim or fix

Call (909) 948-8884 Website Map

D B Building Fasteners

5555 E Gibralter, Ontario, CA 91764 · Claim or fix

Call (909) 581-6740 Website Map

Dadson Iron Works

1131 Brooks St Ste E, Ontario, CA 91762 · Claim or fix

Call (626) 224-8934 Map

Dal-Tile Ontario Distribution Center

3625 E Jurupa St, Ontario, CA 91761 · Claim or fix

Call (909) 390-7000 Website Map

Damiaskin

3400 Inland Empire Blvd, Ontario, CA 91764 · Claim or fix

Call (909) 903-3043 Website Map

Danco Metal Surfacing

1750 Monticello Ct, Ontario, CA 91761 · Claim or fix

Call (909) 923-0562 Website Map

Das Commercial Openings

1505 S Dupont Ave, Ontario, CA 91761 · Claim or fix

Call (877) 930-1192 Website Map

Datamancer Laser Cutting

1355 Brooks St f, Ontario, CA 91762 · Claim or fix

Call (909) 247-5023 Website Map

Davis Exporters Inc

1908 S Lake Pl, Ontario, CA 91761 · Claim or fix

Call (951) 858-8315 Website Map

Dawn Food Products

3505 E Francis St, Ontario, CA 91761 · Claim or fix

Call (909) 230-6767 Website Map

Day & Nite Doors

1620 S Carlos Ave Ste A, Ontario, CA 91761 · Claim or fix

Call (909) 861-2144 Website Map

Designer Metal Works

1701 E Elm St, Ontario, CA 91761 · Claim or fix

Call (909) 947-5777 Website Map

Diamond River

1235 E Francis St, Ontario, CA 91761 · Claim or fix

Call (909) 443-7423 Website Map

Diamond Star Corporation

1010 E Belmont St, Ontario, CA 91761 · Claim or fix

Call (909) 980-1658 Website Map

Direct Lighting Manufacturing Llc

1656 S Bon View Ave Ste D, Ontario, CA 91761 · Claim or fix

Call (800) 548-4004 Website Map

Diversifab, Inc.

2057 E Cedar St, Ontario, CA 91761 · Claim or fix

Call (909) 923-6789 Website Map

DJ Mex Corp

3100 E Cedar St, Ontario, CA 91761 · Claim or fix

Call (626) 818-8698 Map

Don Hwang of Noblelift

1625 Fremont Ct, Ontario, CA 91761 · Claim or fix

Call (909) 212-1962 Website Map

Dpi West

601 S Rockefeller Ave, Ontario, CA 91761 · Claim or fix

Call (909) 975-1019 Website Map

Durable Dies

1823 S Campus Ave, Ontario, CA 91761 · Claim or fix

Call (909) 390-5700 Map

Duracoat Powdercoating

190 S Wineville Ave, Ontario, CA 91761 · Claim or fix

Call (909) 390-0608 Website Map

Edison Opto Usa Corporation

1809 Excise Ave Ste 201, Ontario, CA 91761 · Claim or fix

Call (909) 284-9710 Website Map

Eisen Machinery Inc

2910 Inland Empire Blvd Ste 102, Ontario, CA 91764 · Claim or fix

Call (909) 457-8488 Website Map

Electric Generator Depot

5798 Ontario Mills Pkwy, Ontario, CA 91764 · Claim or fix

Call (800) 629-4329 Website Map

Elite Scales

1920 S Rochester Ste 101, Ontario, CA 91761 · Claim or fix

Call (855) 697-2253 Website Map

Elite Sheet Metal Inc

1802 E Cedar St Ste A, Ontario, CA 91761 · Claim or fix

Call (909) 930-3913 Website Map

Elmore Products Inc

1227 Brooks St Ste I, Ontario, CA 91762 · Claim or fix

Call (909) 988-0083 Website Map

Empire Imports Llc

4250 E Lowell St, Ontario, CA 91761 · Claim or fix

Call (909) 930-5020 Website Map

Empire Sheet Metal

1215 S Bon View Ave, Ontario, CA 91761 · Claim or fix

Call (909) 923-2927 Website Map

Eoslift USA Corporation

1590 S Milliken Ave Ste H, Ontario, CA 91761 · Claim or fix

Call (888) 264-5008 Website Map

How to choose a manufacturer in Ontario

Ask for lead times and minimum order sizes up front.
Request a written quote with shipping and handling included.
Ask for references from customers in your industry.

Common questions

How many manufacturing & wholesale are listed in Ontario, California?

USA Business Search shows 477 manufacturing & wholesale in Ontario. 467 list a phone number and 409 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 91761, 91762, 91764.

How do I choose a manufacturer in Ontario?

Ask for lead times and minimum order sizes up front. Request a written quote with shipping and handling included.

How do manufacturing & wholesale in Ontario compare with the rest of California?

Ontario has 2% of the 27,121 manufacturing & wholesale listed in California, which ranks #6 among California cities for this category.

How do I add or fix a listing?

Listings are free. Use Add your business, or the Claim or fix link on any listing.

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