Ionis Pharmaceuticals

$220.0M revenue • 1,200 employees • 2855 Gazelle Ct, Carlsbad, CA, 92010, United States

Last Updated Aug 20, 2025

Company Overview

Company Name

Ionis Pharmaceuticals

Address

2855 Gazelle Ct, Carlsbad, CA, 92010, United States

Website

ionis.com

Approx. Annual Revenue

$220.0M

Employees

1,200

Established

1999

Google Reviews

4.3 (7 reviews)

About Ionis Pharmaceuticals

No description available.

Business Profile

Read from the Ionis Pharmaceuticals website on Oct 14, 2026. Hover an item to see the exact wording it came from.

About the website

Website quality (AI-assessed)
9/10 · Current news from 2026; Complete navigation and careers
Footer copyright year
2026

Recent changes

What changed on the Ionis Pharmaceuticals website and Google listing, as detected by Coldlytics on each visit.

  1. Estimated revenue band moved from $<250K to $100M+

  2. Estimated headcount moved from 1 to 1000+ employees

  3. LinkedIn Insight tag installed

  4. Google Ads pixel installed

  5. Meta (Facebook) ad pixel installed

Coldlytics tracks changes like these across millions of businesses, so you can reach companies the moment they add a pixel, start hiring, or switch software.

Find companies by what just changed →

Biotech & Life Sciences Companies near Carlsbad, CA

Browse all Biotech & Life Sciences companies in California →

Frequently Asked Questions about Ionis Pharmaceuticals

Advertising Pixels

  • Facebook Ad Pixel
  • Google Ad Pixel
  • LinkedIn Ad Pixel

Categories

Technologies Used

Social Profiles

Key Decision Makers

Brett Monia Chief Executive Officer
LinkedIn
Claire Johnson Senior Clinical Project Manager
LinkedIn
Ashley Zeitounian Senior Manager, Clinical Trial Disclosure
LinkedIn