NPS Intelligence (beta)

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

Our Net Promoter Score reflects the strength of our relationship model. You can see this on Slide 17.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

First Business Financial's strategic plan emphasizes promoter scores as part of its positioning as a growth company.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

measuring client satisfaction and our Net Promoter Score (NPS)

First Business Bank earned an NPS score of 78 for 2025, significantly outperforming top banks in 4 Refer to the non-GAAP reconciliation schedule of the Company’s Q4’25 earnings release for additional detail.

• Maintained overall client satisfaction and net promoter scores that exceed banking and investment industry benchmarks. • Maintained strong governance practices, including majority-independent Board composition, an independent Board chair, and fully…

…per year Efficiency ratio 60.99% 60.61% 58.78% < 60% by 2028 Core deposits to total funding 76.0% 71.1% 74.7% ≥ 75% Employee engagement & participation (2) 90% 86% 85% ≥ 85% Net promoter score (3) 78 70 78 ≥ 70 (1) Anonymous survey conducted annually.

We have made tremendous progress because a few of these things were at all times, we want to do are particularly things like the employee engagement score, our Net Promoter Score.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

First Business Financial reported robust earnings growth, improved efficiency, and high net promoter score in Q1 2025.

Net promoter score assesses likelihood to recommend on an 11‐point scale, where detractors (scores 0‐6) are subtracted from promoters (scores 9‐10), while passives (scores 7‐8) are not considered.

• The Company's overall client satisfaction and net promoter scores exceed those of top performers in the industry. • Director Independence - All directors except the Company's CEO are independent, independent Board chair, and Board committees are…

…60.99% 60.61% < 60% by 2028 Core deposits to total funding 76.1% 76.0% 71.1% ≥ 75% Employee engagement & participation (2) 87% 90% 86% ≥ 85% Net promoter score (3) 77 78 70 ≥ 70 (1) Excluding tax and SBA recourse benefits, the 2024 ROATCE was 14.6%.

Net promoter score assesses likelihood to recommend on an 11-point scale, where detractors (scores 0-6) are subtracted from promoters (scores 9-10), while passives (scores 7-8) are not considered.

…Ratio <60% by 2028 62.04% Core Deposits to Total Funding ≥75% 73% Employee Engagement & Participation1 ≥85% 90% Net Promoter Score2 ≥70 78 Note: Peer Group defined as publicly traded banks with total assets between $1.75 billion and $7.0 billion.

…client deposit initiatives has attracted new relationships and increased gross treasury management service charges Long-held top-quartile deposit pricing strategy promotes retention Net Promoter Score1 of 78 is well above industry benchmark score of 23.

In 2023, First Business Bank earned a score of 78, well above the banking industry benchmark score of 23.2 In the spirit of continuous improvement, we set our recent outperformance as the minimum target f

…Net Promoter Score1 of 78 is well above industry benchmark score of 23. 1.

…Net Promoter Score1 of 78 is well above industry benchmark score of 23. M ill io ns In-Market Deposits In-Market Deposits 12/31/22 12/31/23 $1,800 $1,900 $2,000 $2,100 $2,200 $2,300 $2,400 1.

In 2023, First Business Bank earned a score of 78

What’s equally gratifying is our clients’ sentiment: First Business Bank earned a Net Promoter Score3 of 78, which assesses a client's likelihood to recommend, and is well above the banking industry benchmark score of 23.

…Net Promoter Score1 of 78, which assesses a client's likelihood to recommend, is well above industry benchmark score of 23. M ill io ns In-Market Deposits In-Market Deposits 9/30/22 9/30/23 $1,800 $1,900 $2,000 $2,100 $2,200 $2,300 1.

…Net Promoter Score1 of 78, which assesses a client's likelihood to recommend, is well above industry benchmark score of 23. M ill io ns In-Market Deposits In-Market Deposits 12/31/22 06/30/23 $1,800 $1,850 $1,900 $1,950 $2,000 $2,050 $2,100 1.

…Net Promoter Score1 of 77, which assesses a client's likelihood to recommend, is well above industry benchmark score of 30. In-Market Deposits In-Market Deposits 12/31/22 03/31/23 $1,800 $1,850 $1,900 $1,950 $2,000 $2,050 $2,100 1.

• Achieved a 95% client satisfaction rating and a Net Promoter Score ("NPS") of 77 – both are exceptional when compared to other banks and investment firms regionally and nationally.

Striving for Continuous Improvement • Net Promoter Score is the most widely used measure of likelihood to recommend a company to others •

Note: Net promoter score assesses likelihood to recommend on an 11-point scale, where detractors (scores 0-6) are subtracted from promoters (scores 9-10), while passives (scores 7-8) are not considered.

The results of these efforts are demonstrated in our most recent Net Promoter Score of 77, which increased from 65 in 2019 before the pandemic.

Code of business conduct and ethics applying to directors and employees reviewed and approved by the board annually Superior Client Satisfaction Rating Net promoter score results speak for themselves 8 *NPS benchmarks reported in “The State of B2B…

…applying to directors and employees reviewed and approved by the board annually Superior Client Satisfaction Rating Net promoter score results speak for themselves 8 *NPS benchmarks reported by Qualtrics in November 2020. **First Business Bank annual…

• Achieved a 93% client satisfaction rating and a Net Promoter Score (“NPS”) of 76 – both are exceptional when compared to other banks and investment firms regionally and nationally.

For example, in 2021, First Business Bank achieved a Net Promoter Score (NPS) of 76 in an annual anonymous third-party survey of client satisfaction, which is more than twice that of leading investment firms and nearly double that of leading banks1, on…

…6 Evolution of Success Aligned with the Financial Needs of Our Niche Client Base Superior Client Satisfaction Rating Net promoter score results speak for themselves 7 *NPS benchmarks reported by Qualtrics in November 2020. **First Business Bank annual…

5 IN TOTAL ASSETS Evolution of Success Aligned with the Financial Needs of Our Niche Client Base 6 Superior Client Satisfaction Rating Net promoter score results speak for themselves 7 *NPS benchmarks reported by Qualtrics in November 2020. **First…

…Competitive Advantage Employee Engagement & Client Satisfaction The Best Team Wins Engaged Employees = Happy Clients Net Promoter Score 62 Business Banking Satisfaction 97 % Private Wealth Satisfaction 93 % COVID-19 Responsiveness 90 % Company…