Samuel Chapin
Direktor/Vorstandsmitglied bei REVVITY, INC.
Vermögen: 3 Mio $ am 30.04.2024
Aktive Beziehungen
Name | Geschlecht | Alter | Unternehmensverbindungen | Zusammenarbeit |
---|---|---|---|---|
Prahlad Singh | M | 59 |
Revvity BV
Revvity BV Medical SpecialtiesHealth Technology PerkinElmer focuses on improving the health and safety of people and the environment. The company is headquartered in Zaventem, Belgium. | 10 Jahre |
Alexis Michas | M | 66 |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC.
Revvity BV
Revvity BV Medical SpecialtiesHealth Technology PerkinElmer focuses on improving the health and safety of people and the environment. The company is headquartered in Zaventem, Belgium. | 30 Jahre |
Jessica Wenzell | F | 49 | 4 Jahre | |
Michel Vounatsos | M | 62 |
Revvity BV
Revvity BV Medical SpecialtiesHealth Technology PerkinElmer focuses on improving the health and safety of people and the environment. The company is headquartered in Zaventem, Belgium. | 4 Jahre |
Joel Goldberg | M | 55 | 16 Jahre | |
John Humphrey | M | 58 | 6 Jahre | |
Darrow Abrahams | M | 50 | 12 Jahre | |
Sylvie Grégoire | M | 63 |
Revvity BV
Revvity BV Medical SpecialtiesHealth Technology PerkinElmer focuses on improving the health and safety of people and the environment. The company is headquartered in Zaventem, Belgium. | 9 Jahre |
Frank R. Witney Witney | M | 70 |
Revvity BV
Revvity BV Medical SpecialtiesHealth Technology PerkinElmer focuses on improving the health and safety of people and the environment. The company is headquartered in Zaventem, Belgium. | 8 Jahre |
Brady Ericson | M | 52 | - | |
Pascale Witz | F | 57 |
Revvity BV
Revvity BV Medical SpecialtiesHealth Technology PerkinElmer focuses on improving the health and safety of people and the environment. The company is headquartered in Zaventem, Belgium. | 7 Jahre |
Tajinder Vohra | M | 58 |
Revvity BV
Revvity BV Medical SpecialtiesHealth Technology PerkinElmer focuses on improving the health and safety of people and the environment. The company is headquartered in Zaventem, Belgium. | 9 Jahre |
Carol Williams | F | 66 | 10 Jahre | |
Gordon Hardie | M | 60 | 9 Jahre | |
Forrest Tiedeman | M | 67 | 3 Jahre | |
Maxwell Krakowiak | M | 35 | 6 Jahre | |
David Clark | M | 55 | 2 Jahre | |
James Dalton | M | - | 7 Jahre | |
Michelle McMurry-Heath | M | 54 | 2 Jahre | |
Yi Ping Lin | F | - | 1 Jahre | |
Robert Boyle | M | 44 | - | |
Julia C. Levy | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | 34 Jahre |
Bryan A. Kipp | M | - | - | |
Giancarlo Currarino | M | 47 | 24 Jahre | |
Chris Gropp | M | 59 | - | |
Samuel R. Chapin | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Alan Murray | M | 70 | 9 Jahre | |
Hari Narayan Nair | M | 64 | 11 Jahre | |
Catherine Slater | F | 60 | 4 Jahre | |
Rohan Seneka Weerasinghe | M | 73 | 1 Jahre | |
Peter Barrett | M | 71 | 12 Jahre | |
Harry Edward Gould | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Jim Burke | M | 72 |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Meryl Hartzband | F | 69 |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Abby F. Kohnstamm | F | 69 |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Randolph Burns | M | - | 7 Jahre | |
Michael Klobuchar | M | 48 | - | |
Carrie Gardner | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Stephen Kopel | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Meena Dafesh | F | - | 2 Jahre | |
Margot Bordelon | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Mitch Mattson | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Christopher Nave | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Johannes Hogbjerg Worsoe | M | 56 |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Ned Ginty | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Janis Strauss | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Susan Forst | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Adam Gwon | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Boyd Gaines | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Adam Zurofsky | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Bob Donnalley | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
John P. Mcgarry | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Carole S. Krumland | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
John R. Gordon | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
John Haudrich | M | 57 | - | |
Thomas E. Tuft | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Carol Mitchell | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Katheryn Patterson Kempner | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Bill Borrelle | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Alec Baldwin | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Laura Pels | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Jennifer DiBella | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Michael T. Cohen | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Maureen Hayes | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Vitaliano Torno | M | 65 | 4 Jahre | |
Mary G. Cadagin | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Patricia R. Goldstein | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Stephanie Kramerm | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Charles Randolph-Wright | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Marvin Rosen | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Steven Schroko | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Alyce Toonk | F | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
John LaBarbera | M | - |
Roundabout Theatre Co., Inc.
Roundabout Theatre Co., Inc. Media ConglomeratesConsumer Services Roundabout Theatre Co., Inc. owns and operates theatres. It is a not-for-profit theatre company. The firm Theatre-PLUS™ program, designed to enhance the theatergoing experience. The company was founded in 1965 and is headquartered in New York, NY. | - |
Beziehungs-Chart
Beziehungen zu mehreren Unternehmen
Ehemalige Beziehungen
Name | Geschlecht | Alter | Unternehmensverbindungen | Zusammenarbeit |
---|---|---|---|---|
Robert Friel | M | 68 | 20 Jahre | |
Ernest O'Neal | M | 72 |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC. | 10 Jahre |
David H. Komansky | M | 83 |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC. | 7 Jahre |
Andres Lopez | M | 61 | 38 Jahre | |
Abhishek Khandelwal | M | 47 | 1 Jahre | |
Jeffrey Edwards | M | 63 |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC. | 22 Jahre |
Andrew Okun | M | 54 | 22 Jahre | |
Adrian Redlich | M | 51 |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC. | 5 Jahre |
Scott Buckhout | M | 57 | 9 Jahre | |
Helmuth Ludwig | M | 61 | 7 Jahre | |
John Walker | M | 66 | 5 Jahre | |
Candace E. Browning-Platt | F | - |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC. | 17 Jahre |
David Dietz | M | 74 | 22 Jahre | |
Dennis K. Williams | M | 78 | - | |
Peter Wilver | M | 64 | 11 Jahre | |
John McKinley | M | 66 |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC. | 5 Jahre |
Hugh H. Roberts | M | 72 | - | |
Vicki Sato | M | 75 | 16 Jahre | |
Terry Kassel | F | 73 |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC. | 21 Jahre |
Tina Donikowski | F | 64 | 6 Jahre | |
John Thain | M | 69 |
Merrill Lynch & Co., Inc. /Old/
Merrill Lynch & Co., Inc. /Old/ Investment Banks/BrokersFinance Merrill Lynch & Co., Inc. provided wealth management, securities trading and sales, corporate finance and investment banking services. Merrill Lynch was a global trader and underwriter of securities and derivatives across a range of asset classes and serve as a strategic advisor to governments, institutions and individuals worldwide. The company was founded in 1913 and was headquartered in Charlotte, NC. | 2 Jahre |
Anastasia Kelly | F | 74 | 20 Jahre | |
Joseph Rupp | M | 73 | 6 Jahre | |
David F. Mullen | M | 55 | 5 Jahre | |
Mary Wilkinson | F | 51 | - | |
Peter Hellman | M | 74 | 15 Jahre |
Statistik
Land | Beziehungen | % des Gesamten |
---|---|---|
Vereinigte Staaten | 99 | 100,00% |
Belgien | 7 | 7,07% |
Alter der Beziehungen
Aktive
Vergangene
Herr
Frau
Aufsichtsräte
Führungskräfte
Ursprung der Beziehungen
- Börse
- Insiders
- Samuel Chapin
- Persönliches Netzwerk