William Johnson
Director/Board Member at PROSOMNUS, INC.
Net worth: 11 554 $ as of 2024-04-29
Active connections
| Name | Gender | Age | Linked companies | Collaboration |
|---|---|---|---|---|
| Sung Kim | M | 43 |
Prosomnus Sleep Technologies, Inc.
 Prosomnus Sleep Technologies, Inc. Medical SpecialtiesHealth Technology Prosomnus Sleep Technologies, Inc. engages in development of a sleep device to control snore. It features the MicrO2 obstructive sleep apnea and snore device, this strategic move enables ProSomnus to treat the rapidly growing number of patients with obstructive sleep apnea (OSA). The company was founded by Len Liptak, Dave Kuhns and Sung Kim on March 1, 2017 and is headquartered in Pleasanton, CA.
MicroDental Laboratories, Inc.
 MicroDental Laboratories, Inc. Medical SpecialtiesHealth Technology MicroDental Laboratories, Inc. manufactures custom dental restoration products. It operates dental laboratories. The firm also provides education courses. The company was founded in 1964 and is headquartered in Dublin, CA. | 11 years |
| Laing Rikkers | F | 54 |
Prosomnus Sleep Technologies, Inc.
Prosomnus Sleep Technologies, Inc. Medical SpecialtiesHealth Technology Prosomnus Sleep Technologies, Inc. engages in development of a sleep device to control snore. It features the MicrO2 obstructive sleep apnea and snore device, this strategic move enables ProSomnus to treat the rapidly growing number of patients with obstructive sleep apnea (OSA). The company was founded by Len Liptak, Dave Kuhns and Sung Kim on March 1, 2017 and is headquartered in Pleasanton, CA.
MicroDental Laboratories, Inc.
MicroDental Laboratories, Inc. Medical SpecialtiesHealth Technology MicroDental Laboratories, Inc. manufactures custom dental restoration products. It operates dental laboratories. The firm also provides education courses. The company was founded in 1964 and is headquartered in Dublin, CA.
HealthpointCapital LLC
 HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | 20 years |
| Edward Lehner | M | 58 |
Ryerson, Inc.
 Ryerson, Inc. SteelNon-Energy Minerals Ryerson, Inc. is a platinum equity company, which engages in the processing and distribution of metal products. The company process and distributes products in stainless steel, aluminum, carbon steel and alloy steels and a limited line of nickel and red metals in various shapes and forms which include coils, sheets, rounds, hexagons, square and flat bars, plates, structurals and tubing. It provides a broad range of processing and fabrication services and supply chain solutions, including just-in-time delivery and value-added components to original equipment manufacturers. The company's services include: just-in-time inventory programs, production of kits containing multiple products for ease of assembly by the customer, consignment arrangements, and production and technical assistance. Ryerson was founded in 1842 and is headquartered in Chicago, IL. | 12 years |
| Maurice S. Nelson | M | 86 |
PNA Intermediate Holding Corp.
 PNA Intermediate Holding Corp. Metal FabricationProducer Manufacturing PNA Intermediate Holding Corp. operates as a holding company with interest in distribution of steel products. It operates business through four subsidiaries such as Infra-Metals Co, Delta Steel LP, Feralloy Corp., and Metals Supply Co. Ltd. The company is located in Atlanta, GA.
PNA Group Holding Corp.
 PNA Group Holding Corp. Wholesale DistributorsDistribution Services PNA Group Holding Corp. manufactures and distributes steel products. It also provides processing services and distributes steel products, including a full line of structural and long products, plate, flat rolled coil, tubulars and sheet. The company offers services to the oil and gas, telecommunications, and construction industries. PNA Group Holding is headquartered in Atlanta, GA. | - |
| Leonard Liptak | M | 50 |
MicroDental Laboratories, Inc.
MicroDental Laboratories, Inc. Medical SpecialtiesHealth Technology MicroDental Laboratories, Inc. manufactures custom dental restoration products. It operates dental laboratories. The firm also provides education courses. The company was founded in 1964 and is headquartered in Dublin, CA. | 8 years |
| Mortimer Berkowitz | M | 70 |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | 22 years |
| Brian Dow | M | 55 | 1 years | |
| Mogul Mike | - | - |
Prosomnus Sleep Technologies, Inc.
Prosomnus Sleep Technologies, Inc. Medical SpecialtiesHealth Technology Prosomnus Sleep Technologies, Inc. engages in development of a sleep device to control snore. It features the MicrO2 obstructive sleep apnea and snore device, this strategic move enables ProSomnus to treat the rapidly growing number of patients with obstructive sleep apnea (OSA). The company was founded by Len Liptak, Dave Kuhns and Sung Kim on March 1, 2017 and is headquartered in Pleasanton, CA.
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | 7 years |
| Leonard Hedge | M | 54 |
Prosomnus Sleep Technologies, Inc.
Prosomnus Sleep Technologies, Inc. Medical SpecialtiesHealth Technology Prosomnus Sleep Technologies, Inc. engages in development of a sleep device to control snore. It features the MicrO2 obstructive sleep apnea and snore device, this strategic move enables ProSomnus to treat the rapidly growing number of patients with obstructive sleep apnea (OSA). The company was founded by Len Liptak, Dave Kuhns and Sung Kim on March 1, 2017 and is headquartered in Pleasanton, CA. | 8 years |
| Jacob Kotzubei | M | 55 |
PNA Intermediate Holding Corp.
PNA Intermediate Holding Corp. Metal FabricationProducer Manufacturing PNA Intermediate Holding Corp. operates as a holding company with interest in distribution of steel products. It operates business through four subsidiaries such as Infra-Metals Co, Delta Steel LP, Feralloy Corp., and Metals Supply Co. Ltd. The company is located in Atlanta, GA.
PNA Group, Inc.
 PNA Group, Inc. Metal FabricationProducer Manufacturing PNA Group, Inc. distributes steel products. The firm's products include flat rolled coil, tubulars & sheet, and plate. The company also provides steel processing services. It serves the oil and gas, telecommunications, and construction industries. The company was founded in April, 2003 and is headquartered in Atlanta, GA.
PNA Group Holding Corp.
PNA Group Holding Corp. Wholesale DistributorsDistribution Services PNA Group Holding Corp. manufactures and distributes steel products. It also provides processing services and distributes steel products, including a full line of structural and long products, plate, flat rolled coil, tubulars and sheet. The company offers services to the oil and gas, telecommunications, and construction industries. PNA Group Holding is headquartered in Atlanta, GA. | 3 years |
| John Foster | M | 81 |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | 22 years |
| Jason Orchard | M | 48 | - | |
| Heather Rider | F | 64 | - | |
| Susan Chokachi | F | - |
Gucci America, Inc.
 Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| Steven Pacelli | M | 53 | - | |
| Michael L. Smit | M | 58 |
PNA Intermediate Holding Corp.
PNA Intermediate Holding Corp. Metal FabricationProducer Manufacturing PNA Intermediate Holding Corp. operates as a holding company with interest in distribution of steel products. It operates business through four subsidiaries such as Infra-Metals Co, Delta Steel LP, Feralloy Corp., and Metals Supply Co. Ltd. The company is located in Atlanta, GA.
PNA Group Holding Corp.
PNA Group Holding Corp. Wholesale DistributorsDistribution Services PNA Group Holding Corp. manufactures and distributes steel products. It also provides processing services and distributes steel products, including a full line of structural and long products, plate, flat rolled coil, tubulars and sheet. The company offers services to the oil and gas, telecommunications, and construction industries. PNA Group Holding is headquartered in Atlanta, GA. | 31 years |
| Eva Monica Kalawski | F | 69 |
PNA Group Holding Corp.
PNA Group Holding Corp. Wholesale DistributorsDistribution Services PNA Group Holding Corp. manufactures and distributes steel products. It also provides processing services and distributes steel products, including a full line of structural and long products, plate, flat rolled coil, tubulars and sheet. The company offers services to the oil and gas, telecommunications, and construction industries. PNA Group Holding is headquartered in Atlanta, GA.
PNA Intermediate Holding Corp.
PNA Intermediate Holding Corp. Metal FabricationProducer Manufacturing PNA Intermediate Holding Corp. operates as a holding company with interest in distribution of steel products. It operates business through four subsidiaries such as Infra-Metals Co, Delta Steel LP, Feralloy Corp., and Metals Supply Co. Ltd. The company is located in Atlanta, GA. | 17 years |
| Daniella Vitale | F | 62 |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| Robert Buly | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Michael McBrayer | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Joseph Iannotti | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Andrew E Senyei | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Jean-François Palus | M | 62 |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| Selena Kalvaria | F | 38 |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | 3 years |
| Nicole S. Marra | F | - |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| David Kuhns | M | - |
Prosomnus Sleep Technologies, Inc.
Prosomnus Sleep Technologies, Inc. Medical SpecialtiesHealth Technology Prosomnus Sleep Technologies, Inc. engages in development of a sleep device to control snore. It features the MicrO2 obstructive sleep apnea and snore device, this strategic move enables ProSomnus to treat the rapidly growing number of patients with obstructive sleep apnea (OSA). The company was founded by Len Liptak, Dave Kuhns and Sung Kim on March 1, 2017 and is headquartered in Pleasanton, CA. | 8 years |
| David J. Jacofsky | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Milen Todorov | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | 6 years |
| Mark Lee | M | - |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| Micaela Le Divelec Lemmi | F | 56 |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| Pierre Philippe Lagrange | M | 62 |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| David Helfet | M | 77 |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Timothy Zee | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Frank P. Cammisa | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Gary Stevenson | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | 1 years |
| Richard Foster | M | 82 |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Tony Mauro | M | - |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| Pedram Salimpour | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
Connections Chart
Multi-company connection
Former connections
| Name | Gender | Age | Linked companies | Collaboration |
|---|---|---|---|---|
| Melinda Hungerman | F | 60 |
Prosomnus Sleep Technologies, Inc.
Prosomnus Sleep Technologies, Inc. Medical SpecialtiesHealth Technology Prosomnus Sleep Technologies, Inc. engages in development of a sleep device to control snore. It features the MicrO2 obstructive sleep apnea and snore device, this strategic move enables ProSomnus to treat the rapidly growing number of patients with obstructive sleep apnea (OSA). The company was founded by Len Liptak, Dave Kuhns and Sung Kim on March 1, 2017 and is headquartered in Pleasanton, CA. | 6 years |
| Domenico de Sole | M | 80 |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | 10 years |
| Terence Rogers | M | 64 |
Ryerson, Inc.
Ryerson, Inc. SteelNon-Energy Minerals Ryerson, Inc. is a platinum equity company, which engages in the processing and distribution of metal products. The company process and distributes products in stainless steel, aluminum, carbon steel and alloy steels and a limited line of nickel and red metals in various shapes and forms which include coils, sheets, rounds, hexagons, square and flat bars, plates, structurals and tubing. It provides a broad range of processing and fabrication services and supply chain solutions, including just-in-time delivery and value-added components to original equipment manufacturers. The company's services include: just-in-time inventory programs, production of kits containing multiple products for ease of assembly by the customer, consignment arrangements, and production and technical assistance. Ryerson was founded in 1842 and is headquartered in Chicago, IL. | 18 years |
| Matteo Maria Mascazzini | M | 55 |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| John J. Chopack | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | - |
| Ariella P. Golomb | M | - |
HealthpointCapital LLC
HealthpointCapital LLC Investment ManagersFinance HealthpointCapital LLC (HealthpointCapital) is a private equity firm founded in 2002 by Mortimer Berkowitz and John C. McCormick. The firm is headquartered in New York. | 13 years |
| Joshua G. Schulman | M | 53 |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | 3 years |
| Christopher J. Moreton | M | - |
PNA Group, Inc.
PNA Group, Inc. Metal FabricationProducer Manufacturing PNA Group, Inc. distributes steel products. The firm's products include flat rolled coil, tubulars & sheet, and plate. The company also provides steel processing services. It serves the oil and gas, telecommunications, and construction industries. The company was founded in April, 2003 and is headquartered in Atlanta, GA. | - |
| Frida Giannini | F | 52 |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | 13 years |
| Megan E. Quinn | F | - |
Gucci America, Inc.
Gucci America, Inc. Apparel/FootwearConsumer Non-Durables Gucci America, Inc. designs and manufactures men's and women's apparel. The firm offers cloths, ties, luggage, small leather goods, timepieces, jewelry, handbags, belts, footwear, and other accessories. The firm markets its products through retail, franchise, departmental, and specialty stores. The firm is located in San Francisco, CA. | - |
| Mark Murphy | M | - | - |
Statistics
| Country | Connections | % of total |
|---|---|---|
| United States | 44 | 89.80% |
Age of Connections
Active
Past
Male
Female
Members of the board
Executives
Origin of connections
- Stock Market
- Insiders
- William Johnson
- Personal Network
