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Spectrum Pharmaceuticals, Inc. Employee Directory

Pharmaceutical ManufacturingIllinois, United States51-200 Employees

Spectrum Pharmaceuticals, Inc. is a pharmaceutical manufacturing company based in Lake Forest, Illinois. In July 2023, it was acquired by Assertio Holdings, Inc., and now operates within Assertio's corporate structure. The company employs a mid-sized workforce.

Assertio Holdings, Inc. is a commercial pharmaceutical company. In October 2025, Mark L. Reisenauer was appointed as chief executive officer of Assertio, reflecting leadership changes at the parent organization.

Find Spectrum Pharmaceuticals, Inc. employees' phone numbers or email addresses

Spectrum Pharmaceuticals, Inc. Global Highlights

Location
Employees

North America
287

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  • United States Of America
    277
  • Canada
    10

Europe
7

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  • United Kingdom Of Great Britain And Northern Ireland
    3
  • France
    1
  • Poland
    1
  • Portugal
    1
  • Netherlands
    1

Asia
5

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  • India
    4
  • China
    1

Africa
1

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  • Nigeria
    1

Spectrum Pharmaceuticals, Inc.'s Leadership

  • Stylized image of a person
    B. H.
    Chief Executive Officer
    Phone icon
    Mobile Phone
  • Stylized image of a person
    J. T.
    Chief Executive Officer & President
    Phone icon
    Mobile Phone
  • Stylized image of a person
    A. B.
    Chief Of Staff To Chief Executive Officer
    Phone icon
    Mobile Phone
  • Stylized image of a person
    R. T.
    Chief Technical Officer
    Phone icon
    Mobile Phone
  • Stylized image of a person
    T. R.
    Chief Operating Officer
    Phone icon
    Mobile Phone
  • Stylized image of a person
    J. R.
    Vice President , Marketing
    Phone icon
    Mobile Phone
  • Stylized image of a person
    N. O.
    Vice President Business Development
    Phone icon
    Mobile Phone
  • Stylized image of a person
    S. G.
    Vice President , Sales
    Phone icon
    Mobile Phone

Spectrum Pharmaceuticals, Inc. Employee Metrics

100%
50%
0%
2026
2025
  • Sales
  • Administrative
  • Biotechnology
  • Business
  • Pharmaceuticals
  • Other
  • Community & Social Services
  • Quality Assurance
  • Accounting

Contact profiles from Spectrum Pharmaceuticals, Inc.

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    A. B.
    Chief Of Staff To Chief Executive Officer
    Phone icon
    Mobile Phone
    Oct 23, 2024
  • Stylized image of a person
    B. H.
    Chief Executive Officer
    Phone icon
    Mobile Phone
    Oct 23, 2024
  • Stylized image of a person
    J. T.
    Chief Executive Officer & President
    Phone icon
    Mobile Phone
    Oct 23, 2024
  • Stylized image of a person
    K. M. L.
    Evp, Chief Legal Officer/General Counsel
    Phone icon
    Mobile Phone
    Jun 25, 2026
  • Stylized image of a person
    R. T.
    Chief Technical Officer
    Phone icon
    Mobile Phone
    Oct 21, 2024
  • Stylized image of a person
    T. R.
    Chief Operating Officer
    Phone icon
    Mobile Phone
    Jul 17, 2025
  • Stylized image of a person
    C. B.
    Vice President, Preclinical Research & Development
    Phone icon
    Mobile Phone
    Oct 23, 2024
  • Stylized image of a person
    F. L.
    Executive Vice President
    Phone icon
    Mobile Phone
    Jun 24, 2026
  • Stylized image of a person
    J. R.
    Vice President , Marketing
    Phone icon
    Mobile Phone
    Oct 16, 2024
  • Stylized image of a person
    N. O.
    Vice President Business Development
    Phone icon
    Mobile Phone
    Oct 21, 2024

Frequently Asked Questions

What is Spectrum Pharmaceuticals, Inc. known for?

Minus sign iconPlus sign iconSpectrum Pharmaceuticals, Inc. was founded in 2002 operates in the Pharmaceutical Manufacturing industry; you can contact the main corporate office by phone at
+1-702-835-****
. Explore Spectrum Pharmaceuticals, Inc.'s company overview page for more information.

What is Spectrum Pharmaceuticals, Inc.'s most common email format?

Minus sign iconPlus sign iconSpectrum Pharmaceuticals, Inc. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Spectrum Pharmaceuticals, Inc. email formats with LeadIQ.

How many employees does Spectrum Pharmaceuticals, Inc. have currently?

Minus sign iconPlus sign iconSpectrum Pharmaceuticals, Inc. has approximately 143 employees as of July 2026. These team members are located across 4 continents, including North AmericaEuropeAsia.

Who are Spectrum Pharmaceuticals, Inc.'s key employees and leadership?

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As of July 2026, Spectrum Pharmaceuticals, Inc.'s key employees include:

  • Chief Executive Officer: B. H.
  • Chief Executive Officer & President: J. T.
  • Chief Of Staff To Chief Executive Officer: A. B.
  • Chief Technical Officer: R. T.
  • Chief Operating Officer: T. R.

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