About us

HGM is an independent environmental engineering firm with worldwide experience, ranked among Israel’s most influential environmental engineering companies. Over the past 70 years HGM has played a major part in the development of Israel’s ground breaking water and wastewater infrastructure against a backdrop of perpetual water scarcity.

Founded in 1953, the firm has been a driving force in transforming Israel into a world leader in the field of water management, helping the country achieve over 80% utilization of effluent. Managed by Dr. Yair Folkman and Shmuel Bdolach, HGM has designed dozens of wastewater treatment plants, pumping stations and hundreds of projects all over the world.

HGM serves as a consultant to municipalities, government agencies and corporations, municipal associations, water and sewage corporations and industries in Israel and abroad, integrating thought leadership with the latest technologies to create outstanding infrastructures.

WHY CHOOSE H.G.M?

PROFESSIONALISM

Highly experienced team of engineers, hydrologists, geologists, water and environmental experts.

FLEXIBILITY

Tailor-made multi-disciplinary solutions.

GLOBAL REACH

Hundreds of deployments worldwide.

PROVEN TRACK RECORD

Over 50 years of proven success.

END TO END SOLUTIONS

Comprehensive environmental project execution.

Our Vision

HGM is an independent environmental engineering firm with worldwide experience, ranked among Israel’s most influential environmental engineering companies.

Founded in 1953, the firm has been a driving force in transforming Israel into a world leader in the field of water management, helping the country achieve over 80% utilization of effluent. Managed by Dr. Yair Folkman and Shmuel Bdolach, HGM has designed dozens of wastewater treatment plants, pumping stations and hundreds of projects all over the world.
HGM serves as a consultant to municipalities, government agencies and corporations, municipal associations, water and sewage corporations and industries in Israel and abroad, integrating thought leadership with the latest technologies to create outstanding infrastructures.

H.G.M Team

Our Expert Team

Turning Bold Ideas Into Practical Reality

HGM’s founders and owners, Dr. Yair Folkman and Shmuel Bdolach, have built a successful partnership spanning over 35 years.
Both graduates of the world renowned Technion in Haifa, and leading authorities in their respective fields, their projects have contributed to the successful development of many cities in Israel and around the globe.

Together, Dr. Folkman and Shmuel Bdolach manage a firm of 25 engineers. Leading from example, they have built a culture of unstinting professionalism and unswerving commitment to excellence – at the leading edge of the latest technologies.

Dr. Yair Folkman PhD

Founder and owner

Dr. Yair Folkman has built his specialty in the field of planning wastewater treatment plants in Israel and abroad and has trained and educated many of the new generation of Israel’s water engineers.

Shmuel Bdolach B.Sc, M.Sc

Founder and owner

Shmuel Bdolach is an expert in engineering related to pumping stations, wet infrastructure, and is a world pioneer in the field of Hydrology and runoff harvesting.

Meet The Team

Ziv Goren
B.Sc M.B.A

CEO

Ziv has worked at HGM since 2007. His vigor, ambition and leadership have led him to manage HGM with depth and professionalism, on small and large issues alike, while constantly driving the company to reach new heights.

His projects include:

  • Light Rail Transit, Red, Green, Purple lines – Tel Aviv Metropolitan – Detailed design of water, sewers and drainage utilities.
  • Bahamas: Preparation of a sewage master plan
  • Projects for the Mey Sheva Corporation (Beer Sheva): Preparation of a master plan for sewage, the main sewer collector for the city with a diameter of 1200 mm, 9km of force main with a diameter of 710 mm.
  • Ir Habadim base in the south of Israel and the Negev Plateau: Planning of pumping stations, water tanks, 20 km long force main and water systems.
  • Ashdod Port: Water systems planning, water tank, sewage pumping stations and treatment of coal leachate, and carbon supernatant treatment.

Our engineers have expertise in a wide variety of fields, spanning hydraulics, civil engineering, process engineering, mechanical engineering, hydrology, design and architecture. This allows us to offer clients an extensive range of tailored solutions.

HGM’s multi-disciplinary team of engineers, technicians and project managers work together to deliver innovative solutions that make a lasting impact.

Dr Nadav Denekamp
PhD, B.Sc, M.Sc

Chief Process Engineer
Director of Sewage
Treatment Plants

Hagit Graif
B.Sc, M.Sc

Director of Pumping
and Electromechanics

Oshrat Tzemah
B.Sc

Director of Detailed
Planning, Wastewater
Treatment Plants

Hagit Brav Tal
B.Sc

Director of Hydrology
and Surface Runoff

Jonathan Katz
B.Sc

Director of River
Regulation and
Detailed Design