Full List of API Manufacturers in USA (2025)

LGM Pharma

Corporate Headquarters:
6400 Congress Avenue, Suite 1400
Boca Raton, FL 33487, USA
Toll-Free: 1-800-881-8210
https://lgmpharma.com/

Drug Manufacturing Division:

1815 East Cheyenne Rd.
Colorado Springs, CO 80905, USA
Tel: +1-949-863-0340

17802 Gillette Ave.
Irvine, CA 92614, USA
Tel: +1-949-863-0340

1000 Cole Avenue
Rosenberg, TX 77471, USA
Tel: +1-832-612-5600

Supply Chain Division:

2758 Circleport Dr.
Erlanger, KY 41018, USA
Tel: +1-800-881-8210

Lifecore Biomedical, Inc.

3515 Lyman Blvd Chaska, MN 55318

Email: info@lifecore.com
Tel: +1 (952) 368-4300
https://www.lifecore.com/

Lilly Research Laboratories

307 E Merrill St, Indianapolis,
IN 46225, United States

Tel: +1-317-276-2000
https://www.lilly.com

Lonza

HQ/Largest Manufacturing site for Lonza Bioscience:
8830 Biggs Ford Road
Walkersville, MD 21793
United States of America

Manufacturing of Mammalian Drugs:
1000 New Horizons Way
Vacaville, California 95688
United States of America

Biologics, Cell & Gene Technologies:
101 International Drive
Portsmouth, New Hampshire 03801
United States of America

Cell and Gene Therapies:
14905 Kirby Drive
Pearland, Texas 77047
United States of America

Antibody humanization, Protein Engineering, non-GMP Protein Production:
50 Hampshire Street
Cambridge, Massachusetts 02139
United States of America

Advanced Synthesis:
63045 Corporate Place
Bend, OR 97701
United States of America

Web: https://www.lonza.com/

Meitek Technology (Qingdao) Co., Ltd

2275 Research Blvd STE 500,
Rockville, MD 20850,
United States

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Phone: +1 301-849-3888
http://www.meitek-inc.com/

Merck KGaA

3050 Spruce St.
63103 St. Louis
United States of America
Tel: +18005218956
+13147715765
Fax: +13147715757

6211 El Camino Real
92009 Carlsbad, CA
United States of America
Tel: +17607106100

EMD Millipore Corporation
400 Summit Drive
Burlington, MA 01803
United States

Tel: + 1 (800) 325-3010
Tel: +1 (314) 771-5765
Fax: +1 (314) 771-5757

Vaccine Manufacturing:
5325 Old Oxford Rd, Durham,
NC 27712, United States
Phone: +1 919-884-4000
https://www.merck.com/

770 Sumneytown Pike, West Point,
PA 19486, United States
Phone: +1 215-652-6100

MSN Pharmaceuticals Inc.

20, Duke Road Piscataway
Edison, NJ 08854-374,USA

Phone: 1-848-200-1906
Fax: 1-678-608-3778
E-mail: info@msnpi.com
https://www.msnlabs.com

MuseChem

63 Chestnut Rd Ste 5, Paoli,
Pennsylvania 19301, USA

Tel: +1-862-686-3898
Fax: +1-323-978-5598
Email: info@musechem.com
https://www.musechem.com/

Napp Technologies

401 Hackensack Ave, Hackensack,
NJ 07601, United States

Phone: +1 201-843-4664
http://www.napptech.com/

Neuland Laboratories Inc.

116 Village Blvd, Suite #312, Princeton,
New Jersey 08540, USA

Tel: +1 (888) 617 9587
https://www.neulandlabs.com/

Newgen Biotech USA Inc.

12901 Nicholson Rd, Suite 100
Farmers Branch (Dallas), Texas 75234

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Toll Free: 844-639-4872 (USA)
Email: info@newgenbiotech.com
https://www.newgenbiotech.com/

Niagen Bioscience (formerly ChromaDex)

Corporate HQ:
10900 Wilshire Blvd Suite 600
Los Angeles, CA 90024 USA
Tel: (310) 388-6706

1735 Flight Way Suite 200
Tustin, CA 92782 USA
Tel: (949) 419-0288
Fax: (949) 419-0294

Lab & Innovation Center:
1751 S. Fordham Street Suite 350
Longmont, CO 80503 USA
Tel: (720) 600-0862

Web: https://www.niagenbioscience.com/

Nitta Gelatin

598 Airport Blvd, Suite 900,
Morrisville, NC 27560, USA
Email: info@nitta-gelatin.com
Phone: + 1 919-238-3300
Toll-free: 1 888 NITTAUS
Fax: +1 919 238 3222

VYSE GELATIN, LLC.
5010 N. Rose St., Schiller Park,
IL 60176, USA
Phone: +1 800 533 2152
Fax: +1 847 678 0329
Email: sales@vyse.com
https://nitta-gelatin.com/

Nitto Avecia Pharma Services

Corporate headquarters
10 Vanderbilt Avenue
Irvine, CA 92618
Phone: 949-951-4425
Fax: 949-951-4909
Email: custserv@aveciapharma.com
https://www.aveciapharma.com

Additional facilities:
6 Vanderbilt Avenue
Irvine, CA 92618

4 Chrysler
Irvine, CA 92618

Norac Pharma

405 South Motor Avenue
Azusa, California 91702
USA

Phone: (626) 334-2908
Fax: (626) 334-3512
Email: info@noracpharma.com
https://noracpharma.com

Noramco

500 Swedes Landing Rd
Wilmington, DE 19801

Tel: (302) 652-3840
https://www.noramco.com/

Novasep, LLC (an Axplora company)

Experimental Station,
200 Powder Mill Rd BLDG E500,
STE 3600, Wilmington, DE 19803,
United States

Phone: +1 610-494-0447
https://www.axplora.com/

Novoprotein Scientific Inc.

150 JFK Parkway, Suite 100, ShortHills,
NJ07078

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Tel: +001 917-807-1568
https://www.novoprotein.com

Particle Dynamics Holdings, Inc.

2629 S Hanley Rd
Saint Louis, MO 63144, US

Tel: 1.800.452.4682
Email: info@particledynamics.com
https://particledynamics.com/

PCI Pharma Services

3001 Red Lion Road
Philadelphia, PA 19114
USA
Tel: +1 215 613 3600

6166 Nancy Ridge Drive
San Diego, CA 92121
USA
Tel: +1 858 997 1490

11040 Roselle Street,
San Diego, CA 92121,
USA
Tel: +1 858 882 0123

Web: https://pci.com/

PolyPeptide in USA

PolyPeptide Laboratories Inc.
365 Maple Avenue
Torrance CA 90503
USA
Tel: +1 310 782 3569
Toll free: 800 770 0557
Fax: +1 310 782 3645

PolyPeptide Laboratories San Diego, LLC
9395 Cabot Drive
San Diego, CA 92126
USA
Tel: +1 858 408 0808

Web: https://www.polypeptide.com

Pfanstiehl, Inc.

Headquarters / Manufacturing Site:
1219 Glen Rock Avenue
Waukegan, IL 60085-6230

Phone: +1 847-623-0370

Toll Free: +1 800-383-0126
Fax: +1 847-623-9173
https://pfanstiehl.com