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American State Bank's Overview

Total employees118
HeadquartersSioux Center
Founded1973

American State Bank (ASB) is a community bank dedicated to serving the financial needs of individuals, families, agricultural producers, and businesses in Northwest Iowa and Southeast South Dakota. Chartered in 1908, ASB offers a comprehensive range of banking products and services, including personal and business checking and savings accounts, loans (agricultural, commercial, mortgage, personal), wealth management, and digital banking solutions. The bank emphasizes strong customer relationships, local decision-making, and active community involvement.

Where is American State Bank's Headquarters?

HQ Function

The Sioux Center main office serves as the primary administrative and operational hub for American State Bank, overseeing strategic direction, core banking operations, loan processing, customer service standards, risk management, and compliance for all its branches.

Notable Features:

A modern banking facility designed for customer accessibility and efficient operations, reflecting the bank's commitment to providing contemporary financial services.

Work Culture:

American State Bank fosters a community-oriented work culture focused on integrity, personalized customer service, and local economic development. Employees are encouraged to build strong client relationships and participate actively in community initiatives.

HQ Significance:

The headquarters in Sioux Center is pivotal as it anchors the bank's long-standing presence in its founding community. It directs services across Northwest Iowa and Southeast South Dakota, playing a key role in supporting local agricultural and business economies.

Values Reflected in HQ: The headquarters' operations and design reflect the bank's core values: community commitment, financial stability, customer trust, integrity, and providing progressive, reliable banking services.

Location:

American State Bank primarily serves communities within Northwest Iowa and Southeast South Dakota. Its operations are focused locally and regionally, supporting the specific financial needs of these areas. The bank does not have a significant international presence, concentrating its efforts on fostering economic growth and stability within its designated service regions.

Street Address:

1015 S. Main Ave

City:

Sioux Center

State/Province:

IA

Country:

USA

American State Bank's Global Presence

Orange City, IA, USA

Address: 120 Albany Ave SE, Orange City, IA 51041

Serving the banking needs of individuals, families, and businesses in Orange City and the surrounding Sioux County area, with a strong focus on agricultural and local commercial enterprises.

Sioux Falls, SD, USA

Address: 5824 E. 26th Street, Sioux Falls, SD 57110

Expanding American State Bank's footprint in South Dakota, catering to the diverse financial requirements of the Sioux Falls metro area's residents and businesses.

Rock Valley, IA, USA

Address: 1430 Main Street, Rock Valley, IA 51247

Supporting the financial well-being of the Rock Valley community, with services tailored to local agricultural and small business needs.

Sheldon, IA, USA

Address: 820 2nd Ave, Sheldon, IA 51201

Meeting the banking demands of the Sheldon area, contributing to local economic activity through accessible financial solutions.

Buying Intent Signals for American State Bank

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of American State Bank

As of April 2025, American State Bank' leadership includes:

Stan Speer - President & CEO
Greg Steggerda - EVP, Chief Lending Officer
Dawn Kooiker - SVP, Chief Operating Officer
Jason Kooima - SVP, Chief Financial Officer
Jeff Westra - SVP, Chief Credit Officer
Jill Den Herder - SVP, Chief Administrative Officer

Investors of American State Bank

American State Bank has been backed by several prominent investors over the years, including:

American State Bank is a privately held community bank. Specific investor information is not publicly disclosed.

Executive New Hires/Exits in the Last 12 Months

Hire0
Exits0

Publicly available information regarding specific executive new hires or exits at American State Bank within the last 12 months is limited. Community banks often manage leadership transitions with internal promotions or announcements through local channels not always captured by major news aggregators. No major publicly announced changes were found in the last year.

Technology (Tech Stack) used by American State Bank

Discover the tools American State Bank uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

American State Bank Email Formats and Examples

American State Bank likely uses a standardized email format for its employees. Based on publicly visible email addresses and common banking industry practices, the most probable format involves the first initial followed by the last name.

[firstinitial][lastname]@asb.bank

Format

sspeer@asb.bank

Example

85%

Success rate

News and media

asb.bank (Official Website News)October 2, 2023

American State Bank Expands with Third Sioux Falls Location

American State Bank announced the opening of its third full-service branch in Sioux Falls, South Dakota, located at 5824 E. 26th Street. This expansion reflects the bank's commitment to serving the growing Sioux Falls community and providing convenient access to its financial services....more

asb.bank (Official Website News)July 26, 2023

ASB Welcomes Jill Den Herder as SVP, Chief Administrative Officer

American State Bank announced the addition of Jill Den Herder to its leadership team as Senior Vice President, Chief Administrative Officer. Den Herder brings extensive experience in human resources and organizational development to her new role at the bank....more

Local Community News / Bank WebsiteOngoing

American State Bank Community Involvement

American State Bank consistently engages in community support through donations, sponsorships, and employee volunteerism. The bank actively supports local schools, non-profit organizations, and community events across its service areas in Iowa and South Dakota, reinforcing its commitment to being a true community partner....more

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