Mark H. Bayer, RLA, ASLA

Founder and Principal / Landscape Architect

Mark is the founder and principal of Bayer Landscape Architecture. Although he has many management responsibilities, he still devotes much of his time to collaborating with his associates on the firm’s wide range of projects. With a deep - rooted passion for the region’s landscapes and over twenty-five years of diverse project experience, Mark brings a wealth of knowledge and creative insight to each project. His commitment to design excellence is evident throughout the body of the firm’s work. In 2013, Mark was awarded the Distinguished Senior Practitioner Award from the NY Upstate Chapter of the American Society of Landscape Architects for the breadth and consistent quality of his built works and his many years of dedication to the profession.


MLA, Cornell University, 1987

B.S. Natural Resources with Distinction, University of Michigan, 1983

Masa Hranjec-Johnson, ASLA

Project Manager / Landscape Architect

Masa practiced Landscape Architecture in New England for eight years prior to returning to the region and joining BLA in 2012. She has been an integral part of award winning institutional, academic and residential projects, as well as national competitions. Masa is comfortable in all aspects of design and has led projects from concept development through implementation. She has a strong interest in creating authentic places that inspire and transform communities. Her background in fine arts and the crafts informs her creative problem-solving and is evident in her attention to form, materials and details.  She enjoys seeing the world through the eyes of her young children.


Cornell University, Ithaca, NY, Masters in Landscape Architecture, May 2004

Biotehniska Fakulteta, University of Ljubljana, Slovenia, Landscape Architecture, Study Abroad Program, Summer 2003

Rochester Institute of Technology, Rochester, NY, Bachelor of Fine Arts in Woodworking and Furniture Design, 2000

Sue R. Steele, RLA, ASLA

Project Manager / Landscape Architect / LEED AP BD+C

Sue has been practicing Landscape Architecture for ten years in the Rochester area. She has a wealth of project experience on completed projects ranging from work on collegiate campuses and healthcare facilities to design of urban spaces and parks for municipalities. Sue has a strong interest in the Arts and has experience facilitating the selection and integration of public art into communities. She thoroughly enjoys the community engagement process. In her spare time, she volunteers her professional services by participating in community charrettes, organizes local events for the local chapter ASLA, and serves as chairperson for the Village of Fairport Public Arts Commission.


MLA, State University of New York, College of Environmental Science and Forestry, 2006

Healthcare Design Certificate Program, Chicago Botanic Garden, 2005

B.A. Ceramic Arts, State University of New York College at Fredonia, 2003

Joshua Raymor, RLA, ASLA, ISA Certified Arborist

Project Manager / Landscape Architect

Josh is an accomplished landscape architect with more than twelve years of experience in designing dynamic landscapes for many public, commercial and residential projects throughout the Northeast. His experience as a landscape architect includes plazas, streetscapes, courtyards, green roofs and terraces, waterfront greenways, parks, playgrounds and recreational facilities. Joshua is also a Certified Arborist and has been involved in a variety of projects focusing on tree mitigation and protection. He takes ownership and is committed to the success of each project. Josh brings extensive urban landscape architectural design experience to Bayer Landscape Architecture having worked in a New York City based firm for many years.  


BLA, State University of New York, College of Environmental Science and Forestry, 2003

Ryan C. Cummings, ASLA

Landscape Designer

Ryan attended Cornell University where he earned a Bachelor of Science degree in Landscape Architecture with a concentration in park and recreation design. Before joining Bayer Landscape Architecture he was the horticulturalist for the Country Club of Rochester. Ryan has played a significant role in the planning, design, and construction administration for many of the firm's projects. Ryan has a special interest in computer graphics, three dimensional representation, design detailing, and design theory.  He is fluent in many software applications and is a valuable member of the design team at Bayer.


B.S. Landscape Architecture, Cornell University, 2007

Mackenzie Sanford, ASLA

Landscape Designer

Mackenzie graduated from SUNY-ESF where she earned a degree in Landscape Architecture with a concentration in urban agriculture and sustainable food systems. She has been involved in many of the firm’s recent projects. Mackenzie has a strong interest in sustainable and restorative landscapes, therapeutic healing gardens, graphic design, and public art.

BLA, State University of New York, College of Environmental Science and Forestry, 2012


Dylan Zingg, Associate ASLA

Landscape Designer

Dylan earned a Bachelor of Science degree in Landscape Architecture from the University of Massachusetts, Amherst. While attending UMass he supplemented the landscape architecture curriculum with architecture and furniture design studios. Dylan also spent a semester in Copenhagen, Denmark studying urban design theory and practice. He applies lessons from his experiences abroad when approaching the design of public and transitional space.  Throughout college Dylan was a nursery consultant and garden designer, gaining hands on experience building landscapes.  This experience impressed on him the importance of landscape details, which he carries through each project at Bayer Landscape Architecture. Dylan is particularly skilled at using computer generated graphics to communicate thought and process through all phases of design.

B.S. Landscape Architecture, University of Massachusetts, Amherst, 2016

Danish Institute for Study Abroad, Copenhagen, DK, Full Semester Urban Design Program, Fall 2015