Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP Employee Directory

Law PracticeUnited States11-50 Employees

The firm of Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP, was already providing legal services to its clients when South Dakota joined the Union in 1889. 

The firm of Costello Porter, as it is commonly known today, began when Charles J. Buell started practicing law in the South Dakota frontier town of Rapid City. Ten years later, he was joined in the practice of law by Archibald K. Gardner. In 1929, the quality of the members of the firm was nationally recognized when Archibald Gardner was appointed Circuit Court Judge of the United States Court of Appeals for the Eighth Circuit, where he served with distinction until 1961. 

Since 1889, and continuing today, the firm has represented a diverse clientele, including individuals, corporations, and partnerships; medical clinics and surgical centers; insurance and bonding companies; members of the banking and construction industry; professionals such as doctors, architects and engineers; Indian Tribes; and major employers and their employees throughout the State of South Dakota and Wyoming.

Find Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP employees' phone numbers or email addresses

Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP Global Highlights

Location
Employees

North America
35

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  • United States Of America
    35

Europe
1

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  • Sweden
    1

Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP's Leadership

  • Stylized image of a person
    D. P.
    Attorney Partner
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    J. M.
    Junior Partner
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    M. S.
    Junior Partner
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    R. W.
    Junior Partner Attorney
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    E. C.
    Partner
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    H. L.
    Information Controller
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    G. K.
    Associate Attorney
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    R. M. P.
    Research Sonographer
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Contact profiles from Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    M. H.
    Associate Attorney
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    United StatesSouth Dakota
    Oct 17, 2024
  • Stylized image of a person
    R. L.
    Attorney
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    Oct 22, 2024
  • Stylized image of a person
    S. P.
    Attorney
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    United StatesSouth Dakota
    Aug 05, 2024
  • Stylized image of a person
    T. M.
    Administrative Assistant
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    United StatesSouth Dakota
    Oct 21, 2024

Frequently Asked Questions

What is Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP known for?

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Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP was founded in 1889 operates in the Law Practice industry. The company's main headquarters is located in 704 St. Joseph St, PO Box 290 Rapid City, SD 57701, US; you can contact the main corporate office by phone at . Explore Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP's company overview page for more information.

What is Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP's most common email format?

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Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP email formats with LeadIQ.

How many employees does Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP have currently?

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Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP has approximately 20 employees as of December 2025. These team members are located across 2 continents, including North AmericaEurope.

Who are Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP's key employees and leadership?

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As of December 2025, Costello, Porter, Hill, Heisterkamp, Bushnell & Carpenter, LLP's key employees include:

  • Attorney Partner: D. P.
  • Junior Partner: J. M.
  • Junior Partner: M. S.
  • Junior Partner Attorney: R. W.
  • Partner: E. C.

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