Ardelyx, INC.

400 5th Ave Ste 210, Waltham, MA 02451

LIKELY ACTIVELAST SEEN IN FEDERAL DATA JAN 2026 · 1 SOURCE

Operating signal within 24 months, or from a single source.

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What they make

Pharmaceutical Preparation Manufacturing325412

Products

Sold by ARDELYX, INC. · 2

Tenapanor · tenapanor hydrochloride

Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.

Where these came from

2 from FDA drug listing · Federal registry

FDA drug listing, labeler Ardelyx, Inc., NDC 73154-050. A labeler markets the product; it may not manufacture it.

Where it is

42.39014, -71.25863 · CENSUS TIGER

COUNTY

Middlesex County

METRO AREA

Boston-Cambridge-Newton, MA-NH

ON GOOGLE MAPS

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STREET VIEW

Open street-level view — SEP 2022

Other plants nearby

Facility	City	Industry	Status	Distance
Sanofi	Waltham	Medicinal and Botanical Manufacturing 325411	UNVERIFIED	0.4 KM
Apl Sales I LLC	Waltham	Pharmaceutical Preparation Manufacturing 325412	ACTIVE	0.5 KM
Moderna, TX. - Waltham MTC	Waltham	Biological Product (except Diagnostic) Manufacturing 325414	LIKELY ACTIVE	0.4 KM
Genzyme Drug Discovery & Development	Waltham	Pharmaceutical Preparation Manufacturing 325412	UNVERIFIED	0.6 KM
Thea Pharma, INC.	Waltham	Pharmaceutical Preparation Manufacturing 325412	ACTIVE	1.9 KM

Every listed plant in Middlesex County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 8 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

SAM.gov entity registrationOPERATING
Record YLYTCEN9K617 · first seen JAN 2026 · last seen JAN 2026

IN MIDDLESEX COUNTY200 other plants share this one’s industry (Pharmaceutical and Medicine Manufacturing, NAICS 3254); 43 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name: SAM.gov: ARDELYX, INC. · JAN 2026
Street address: SAM.gov: 400 5TH AVE STE 210 · JAN 2026
City: SAM.gov: WALTHAM · JAN 2026
State: SAM.gov: MA · JAN 2026
Coordinates: Census geocoder: 42.390138753012,-71.258631348681 · JUL 2026
CAGE code: SAM.gov: 59BW4 · JAN 2026
SAM registration expires: SAM.gov: 2027-01-09 · JAN 2026
State business registration: TX Comptroller: ARDELYX, INC., registered with the Texas Comptroller of Public Accounts; Corporation; active

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