# Reach Indonesians who take business and investing seriously

> Work with William Jakfar: YouTube, Instagram and the 5 Bentang newsletter, reaching Indonesians who care about business and investing. Data as of October 2026.

URL: https://williamjakfar.com/sponsor

Sponsor / Data as of October 2026

I make content about AI, business and investing on YouTube, Instagram and a weekly newsletter. Most of my audience are professionals and business owners aged 25–44, looking for better ways to work and make decisions.

[Work with me](mailto:hello@williamjakfar.com?subject=Sponsor%20William%20Jakfar)

[YouTube — 114.6K — subscribers](https://youtube.com/@williamjakfar) [Instagram — 48.7K — followers](https://instagram.com/williamjakfar) [5 Bentang newsletter — 25,000+ — subscribers](https://williamjakfar.com/5bentang)

## Reach

1.9M

YouTube views / 90 days

570.9K

Unique viewers / 90 days

67.4K hrs

Watch time / 90 days

4:13

Average view duration

178K

Views on top Reel

577

YouTube videos

## Audience

96.9%

In Indonesia

88%

Male

68%

Aged 25–44

YouTube viewers by age

- 18–24    13.8%
- 25–34    43.5%
- 35–44    24.3%
- 45–54    12.2%
- 55+    5.1%

Audience interests

- Avid investors
- Online banking & finance
- High-end computers & gadgets
- Cars
- Travel & hotels

## Ways to work together

- YouTube integration A 60–90 second segment in a regular video, or a dedicated video
- Instagram Reels A Reel or a collab post
- Newsletter sponsorship A slot in the Sunday 5 Bentang issue
- [Speaking & workshops](https://williamjakfar.com/media) AI, business and digital marketing for your team

## Let's talk

Tell me about your product and what the campaign should achieve. I'll reply with my rate card and full audience data.

[hello@williamjakfar.com](mailto:hello@williamjakfar.com?subject=Sponsor%20William%20Jakfar)