landscape architecture

Vision, Expertise, and Execution

H2M’s Landscape Architects provide exceptional design services that create lasting value for our clients. We combine vision, expertise, and execution with a client-driven focus. This results in thoughtful, meaningful, and technically sound landscape solutions. Our vision develops from the site, which informs concepts and ideas for protecting, inhabiting, and managing the landscape. We are collaborative and apply our expertise to create cohesive landscapes that are cost effective, sensitive to the environment, and meet our client’s needs. We understand the big picture with an attention to detail. Our technical knowledge is put to practice by executing landscape strategies that bring ideas to life.

Kenneth Keltai

Kenneth A. Keltai, RLA, ISA

Landscape Architecture Practice Leader

Ken is a New York State Registered Landscape Architect and a Certified Arborist through the International Society of Arboriculture.  With over 20 years of experience leading projects from conception through design and construction, his expertise lies in multi-discipline transportation-oriented infrastructure, urban design, and landscape restoration projects.

Ken strives to integrate the practices of landscape architecture and arboriculture within H2M’s multi-disciplinary design process.  His portfolio is filled with innovative solutions and creative designs that have demonstrated strong problem-solving abilities while adhering to an aesthetic design direction.  In addition, his extensive site inspection experience and technical knowledge aid in solving complex construction issues, minimizing change orders and schedule overruns.

Read More

  • Tree Inventory and Assessment
  • Tree Mitigation
  • Landscape Design and Restoration
  • Conceptual Site Design
  • Landscape Planning
  • Illustrative Renderings
  • Landscape Architectural Detailing
  • Streetscape and Urban Design
  • Parks and Playground Design
  • Campus Landscape Design
  • Private Estate and Residential Design
  • Planting Design
  • Wetlands Mitigation
  • Green Infrastructure Design


Do you know…

H2M’s landscape architecture service covers the following markets listed below, please click “learn more” to view each market.


H2M designs bright, engaging spaces that foster collaboration, encourage discovery, and inspire learners of all ages.

emergency services

H2M’s architects and engineers apply their experiences as emergency service personnel to envision how a facility will be used on a day-to-day basis.


With deep roots in all of our local communities, H2M designs creative, environmentally responsible projects tailored to each of our client’s needs.

public agency

Our goal is to be considered a trusted adviser to our clients, and extension of their own in-house staff.

real estate

From the due diligence to the grand opening, H2M helps make visions a reality.


Since its inception in 1933, H2M has been a leader in the field of water supply and wastewater treatment; once simply known as Sanitary Engineering.



Click here to check out all the latest news surrounding H2M!



Click here to view our blog for professional writing publications from our H2M employees!



Click here to find career opportunities at all H2M locations!