![Yigal Landau](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Yigal Landau
Founder at
RATIO PETROLEUM ENERGY - LIMITED PARTNERSHIP
Net worth: 14 M $ as of 31/07/2026
Profile
Mr. Yigal Landau is a Chief Executive Officer & Director at Ratio Energies LP, a Chief Executive Officer & Director at Hiram Landau Ltd. and a Chief Executive Officer & Director at Ratio Oil Explorations Ltd. He is on the Board of Directors at Unicorn Technologies LP, Ratio Energies LP, Ratio Petroleum Energy LP, Hiram Landau Ltd., Ratio Oil Explorations Ltd., Hotam Hiram Management 2002 Ltd., Inbal Natural Gas & Fertilizers Industries Ltd., Ishaiho Landau Holdings (1993) Ltd., Landau Yeshayahu Properties 1998 Ltd., Landlan Investments Ltd., Langat Development Ltd., Pro-Seed Management Venture Capital (1999) Ltd., Pro-Seed Venture Capital Fund Ltd., Ratio Energies (Finance) Ltd., Unicorn Technologies Management Ltd., Union Capital Markets & Investments Ltd., Ariel University, Tel-Aviv University and Weizmann Institute of Science.
Mr. Landau also served on the board at Union Bank of Israel Ltd., Dalia Power Energies Ltd., Hiram-Epsilon Ltd., Union Investments & Enterprise (A.S.Y.) Ltd. and Union Systems Ltd. He received his undergraduate degree from Technion-Israel Institute of Technology and an MBA from Tel-Aviv University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 30/09/2025 | 97,20,997 ( 0.86% ) | 14 M $ | 31/07/2026 |
Yigal Landau active positions
| Companies | Position | Start |
|---|---|---|
| RATIO ENERGIES - LIMITED PARTNERSHIP | Founder | 01/01/1992 |
| RATIO PETROLEUM ENERGY - LIMITED PARTNERSHIP | Founder | 01/01/1992 |
| UNICORN TECHNOLOGIES - LIMITED PARTNERSHIP | Director/Board Member | 30/12/2019 |
Ratio Oil Explorations Finance Ltd.
 Ratio Oil Explorations Finance Ltd. Financial ConglomeratesFinance Provides financing services in the field of oil exploration | Director/Board Member | - |
Ishaiho Landau Holdings (1993) Ltd. | Director/Board Member | - |
Unicorn Technologies Management Ltd.
 Unicorn Technologies Management Ltd. Information Technology ServicesTechnology Services Provides information technology services | Director/Board Member | - |
Weizmann Institute of Science
 Weizmann Institute of Science Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
Ariel University
 Ariel University Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
Tel-Aviv University
 Tel-Aviv University Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
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Former positions of Yigal Landau
| Companies | Position | End |
|---|---|---|
| ░░░░░ ░░░░░░░ ░░░░ | ░░░░░░░░░░░░░░ ░░░░░░ | - |
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Training of Yigal Landau
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
46
1st degree connections
25
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 25 |
|---|---|
Union Bank of Israel Ltd.
 Union Bank of Israel Ltd. Major BanksFinance Provides commercial banking services | Finance |
Pro-Seed Venture Capital Fund Ltd.
 Pro-Seed Venture Capital Fund Ltd. Investment ManagersFinance Acts as Venture Capital Fund | Finance |
Tel-Aviv University
Tel-Aviv University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Technion-Israel Institute of Technology
 Technion-Israel Institute of Technology Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Weizmann Institute of Science
Weizmann Institute of Science Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Union Investments & Enterprise (A.S.Y.) Ltd.
 Union Investments & Enterprise (A.S.Y.) Ltd. Financial ConglomeratesFinance Provides investment services | Finance |
Ratio Energies LP
 Ratio Energies LP Integrated OilEnergy Minerals Engages in the exploration of oil and gas | Energy Minerals |
Dalia Power Energies Ltd.
 Dalia Power Energies Ltd. Electric UtilitiesUtilities Owns and operates power stations | Utilities |
Landlan Investments Ltd.
 Landlan Investments Ltd. Financial ConglomeratesFinance Landlan Investments Ltd. is a private company based in Tel Aviv, Israel. | Finance |
Hiram Landau Ltd.
 Hiram Landau Ltd. HomebuildingConsumer Durables Operates as an operative builder | Consumer Durables |
Union Systems Ltd. | |
Ariel University
Ariel University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Landau Yeshayahu Properties 1998 Ltd.
 Landau Yeshayahu Properties 1998 Ltd. Financial ConglomeratesFinance Operates as a investment holding company | Finance |
Hiram-Epsilon Ltd.
 Hiram-Epsilon Ltd. MiscellaneousMiscellaneous Function as an investment holding company | Miscellaneous |
Hotam Hiram Management 2002 Ltd. | |
Langat Development Ltd. | |
Ratio Oil Explorations Finance Ltd.
Ratio Oil Explorations Finance Ltd. Financial ConglomeratesFinance Provides financing services in the field of oil exploration | Finance |
Union Capital Markets & Investments Ltd. | |
Inbal Natural Gas & Fertilizers Industries Ltd. | |
Ratio Oil Explorations Ltd. | |
Pro-Seed Management Venture Capital (1999) Ltd. | |
Ratio Petroleum Energy LP
 Ratio Petroleum Energy LP Integrated OilEnergy Minerals Engages in the oil and gas exploration, development and production | Energy Minerals |
Unicorn Technologies Management Ltd.
Unicorn Technologies Management Ltd. Information Technology ServicesTechnology Services Provides information technology services | Technology Services |
Unicorn Technologies LP
 Unicorn Technologies LP Financial ConglomeratesFinance Provides investment services for technology companies | Finance |
Ishaiho Landau Holdings (1993) Ltd. |
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