About

With a rich 22-year history in the Green Industry, Jay MacMullan established Mainstay Landscape, Inc. in 2015. An alumnus of Dickinson College (PA), Jay brings a wealth of expertise as a certified Massachusetts Landscape Professional (MCLP) and a Certified Concrete Paver Installer (CCPI). He also holds licenses as a hoisting engineer and a Massachusetts Home Improvement Contractor.

Known for his personable nature, Jay cultivates strong relationships with clients, ensuring their project needs are not only met but exceeded. His meticulous attention to detail is evident in every project MainStay Landscape undertakes. Jay’s exceptional ability to bring both laughter and professionalism into the workplace creates a positive and collaborative environment for our hardworking team. As MainStay continues to grow and flourish, Jay is steadfastly dedicated to upholding the highest industry standards, prioritizing the care of both his team and clients.

In addition to his time at MainStay, Jay is also a family-oriented individual deeply rooted in the communities he serves. A former resident of Westwood, Jay is now settled in Osterville with his wife Amanda, step-daughter Mimi, and their lovable Golden Retrievers, Copper and Sprite.

With an impressive tenure of over 25 years in the Green Industry, David Maxwell Ambrosini brings a wealth of expertise and enthusiasm to our team. Holding a BFA from Emerson College, he is not only creatively inclined but also boasts professional certifications, including being an Accredited Organic Land Care Provider (AOLCP) and a licensed hydraulics operator. Dave’s dedication to his craft is further highlighted by his ICPI training and certification (CCPI).

With an avid drive for operational efficiency, Dave oversees the smooth coordination of tasks within our diverse divisions, including Fine Gardening, Design Build, and Irrigation. Between his extensive experience as a founding member of the MainStay team and a remarkable work ethic, he is nothing short of a maestro at maintaining the cogs of the company and keeping our wheels spinning.

Beyond his professional accomplishments, Dave resides happily in Medfield with his wonderful family. He enjoys indulging in travel and spending time outdoors as well as with his incredible dog and three beloved cats.

Our Design Build Manager, Jordan Brissette, pilots the division with a background of 18 years in the Green Industry. As a graduate of UMass Green School, he specializes in landscape construction and outdoor lighting, showcasing his proficiency through ICPI training and certification (CCPI) and possessing an MA hoisting engineer license.

With us since the beginning of MainStay Landscape, Jordan’s affable nature coupled with his dedication to quality has made him a crucial part of our team. His fervor for innovative construction and mastery of outdoor lighting shines through in each exciting project our team takes on. Jordan’s commitment to excellence is evident in his involvement in high-profile projects, ensuring the seamless integration of aesthetics and functionality. His virtuosity extends to project management, strategic planning, and effective communication, consistently ensuring client satisfaction at every stage of the process.

Beyond crafting captivating outdoor spaces, Jordan finds tranquility in fishing, boating, and golfing as well as spending time with his wife where they reside in Rhode Island.

Our Fine Gardening Manager, Sam Billings leads the team with 13 years of profound experience in the green industry. Armed with a B.S. in Sustainable Agriculture from UMass, Sam is not only a seasoned professional but a certified landscape professional (MCLP), arborist (MCA), and holds both a Permaculture Design Certificate (PDC) and a Permaculture Teacher Training Certificate (PTTC).

With a background as an Organic Farmer, Sam is deeply passionate about land stewardship and strives to foster improved relationships between humans and their habitats. As the head of our Fine Gardening division, he meticulously oversees the care and cultivation of each project we take on. His dedication to the artistry of fine gardening and comprehensive knowledge of plants and soil significantly contribute to cultivating and enhancing our clients’ outdoor havens.

Sam’s passion for his craft coupled with his kindhearted nature has made him a fantastic addition to our team. Outside of his time at MainStay, Sam enjoys spending time on his own landscape, gardening, and cooking with his loving wife and perfect son.

Megan Theodore oversees the logistical operations as our Office Manager at MainStay. Dedicated to strategic planning and client satisfaction, her excellent communication and organizational skills are instrumental in facilitating smooth task coordination across divisions.

An alumna of Endicott College, Megan’s creative flair and meticulous attention to detail have been pivotal in boosting overall efficiency. Outside of the office, she finds joy in exploring nature with her dog Frankie, indulging in her love for reading, and tackling the daily New York Times games.

Allie Baba, our accomplished Decor Manager and Fine Gardening Foreman here at MainStay Landscape’s Cape Division, embarked on her green industry journey in high school, delving into horticulture at a tech school before earning her degree from UMASS Stockbridge. A certified landscape professional (MCLP) with an additional certificate in Landscape Design from Cornell University, her rich background includes early experiences installing planters and flower beds at Hyannis Marina, a tenure at a local florist, and eight seasons at Gardens By Rebecca in Osterville. Under Rebecca’s mentorship, Allie gained valuable insights into gardening, leadership, and navigating a male-dominated field.

Her skills were further honed managing greenhouses on private estates before finding her calling at Mainstay. Allie finds joy in the diverse projects that each season brings, with a special affinity for working in the greenhouse and tending to flower gardens. “I love color and texture and all things bright and beautiful in the garden,” she shares. Outside of work she spends the majority of her time working on projects around the house and savoring moments at the beach. She delights in outdoor activities with her two daughters, who eagerly assist in the garden, join her for fishing trips, and explore the woods with the family dog.

Bill Lottero is our Fine Gardening Field Manager, focused on supporting the team’s effort to reach the highest quality of fine gardening services. In addition to over 45 years of green industry involvement, he boasts a BS in Plant & Soil/Sciences with a minor in entomology from UMass Amherst, as well as an Associate’s Degree in Fruit and Vegetable production from Stockbridge School of Agriculture.

Bill understands that gardens are intricate ecosystems, demanding meticulous care and attention to detail. His dedication to fine gardening exemplifies Mainstay’s commitment to the artistry and science required to nurture beautiful outdoor spaces. Locally, he is known for creating a stunning “secret garden” connecting his Cedar Park homestead with the public urban trail in Fort Hill Roxbury. It is where he and his loving husband, Don, built their home and surrounded themselves with community.

Billy McCormick is our well established Irrigation Division Manager at MainStay Landscape. With a wealth of industry experience, Billy has earned acclaim for his outstanding contributions to the industry. A few highlights of his previous projects include resolving a jet fuel contamination issue near Otis as well as several impressive government jobs. Our clients consistently commend Billy’s infectious charisma, attention to detail, and commitment to excellence. As a seasoned professional, he fosters innovation and collaboration within our team, and his unmatched work ethic has continued to drive our Irrigation Division to exciting new heights.

Clayton Jolliffe is our adept Special Operations Lead, boasting a decade of experience in the Green Industry. With a diverse background encompassing the nursery industry, landscape maintenance, and construction, Clayton adds a wealth of expertise to our team. A certified Dry Stone Waller, Clayton’s specialization lies in landscape construction and installation within our esteemed Design Build Division. Clayton’s knack for precision and innovation ensures that every project he spearheads is executed with meticulous attention to detail and a commitment to excellence. Outside of the professional realm, Clayton finds joy in both cooking and hiking, embodying a balance of creativity and outdoor exploration.

Alexe Restivo Lage is one of our esteemed Design Build Foremen, whose deep-rooted dedication to construction work has been a lifelong pursuit. Born into a world where machinery was more than just tools, thanks to his Brazilian father, Alexe took his first steps into the field almost as soon as he could walk. In addition to being Dry Stone Waller certified, his extensive background includes roles as a Crew Leader and Foreman across multiple reputable companies, showcasing not just his expertise but also an exceptional work ethic that enriches our Design Build Team. Beyond construction, Alexe finds joy in hitting the gym and spending quality time with his girlfriend alongside his beloved dogs, Tia and Luna.

Mariano Restivo Lage is a dedicated Foreman for our Design Build Division at Mainstay Landscape with a background spanning multiple landscape companies and a lifetime of hands-on experience in the field. Mariano’s entry into the industry began alongside his father, a skilled heavy equipment mechanic. Operating heavy machinery became second nature to him from the start of his career, as he grew up immersed in the intricate workings of these machines. Mariano’s commitment to excellence is evident in his approach to every task, guided by fairness, positive teamwork, and strong client relationships. Dry Stone Waller certified, he ensures each project is executed with precision, meeting the highest standards, and exceeding client expectations. Beyond the hustle and bustle of work, Mariano finds joy in spending quality time with his girlfriend and family, cherishing moments of rest and relaxation.

Meet Leandro, our talented Fine Gardener who brings a decade of experience in the field to our team. With a keen attention to detail, he transforms outdoor spaces with meticulous care and dedication. Leandro’s passion for creating stunning landscapes is evident in each project he undertakes and he takes pride in the before and after process. He finds joy in embracing the beautiful weather while working outdoors each day. In his free time, you’ll catch him nurturing his bonsai collection, demonstrating the same precision and patience that define his professional work.

Mickey Mitchell, one of our dedicated Fine Gardening Foremen, boasts a rich 7-year tenure in the Green Industry. His journey began in Kennebunkport, Maine, where he honed his skills as a gardener and greenhouse assistant before joining MainStay upon his move to Massachusetts. Mickey brings a wealth of experience in fine gardening, estate care, and landscape maintenance to our team, further fortified by his hoisting engineers license. Complementing his green expertise is his academic pursuit, having studied Psychology at Bridgewater State University. Mickey’s blend of practical experience and academic insight adds a unique dimension to our approach, ensuring meticulous care and thoughtful strategies in every gardening endeavor. Beyond his professional endeavors, Mickey finds fulfillment in practicing American Kenpo Karate, currently holding a green belt rank.

Christopher Fenton, a versatile Fine Gardener here at MainStay, began his journey as a professional chef for 16 years before discovering his true passion in the green industry in 2019. Known for his unwavering positivity, Chris infuses each day with productivity and enjoyment. Beyond his expertise in Fine Gardening, he has dedicated half of his landscaping career to landscape construction within the Design Build Division, shaping him into a well-rounded professional ready to tackle any task with finesse. Chris brings a unique blend of precision and landscaping expertise, making him an invaluable asset to our team, no matter the challenge at hand. Beyond the professional realm, he takes pleasure in cooking, playing the guitar, tending to his hand-built koi pond, and engaging in gardening at home.

Fredy Manzanero Gonzalez is our experienced Fine Gardener with over a decade of dedicated service in the field. With a passion for fostering nature’s beauty, Fredy has been honing his craft for nearly 13 years, bringing expertise and creativity to every project. Specializing in working with automowers, he thrives on the challenge of all-day installations, meticulously crafting outdoor spaces that seamlessly blend with their surroundings. From mowing to gardening and planting, Fredy approaches each task with precision and care, ensuring that every detail contributes to the overall beauty of the landscape. Outside of work, he finds solace in nature through fishing and hunting, further deepening his connection to the great outdoors.

Andrew Foley is one of our dedicated Fine Gardeners whose passion for horticulture blossomed during his high school days as a nurseryman. He began his academic journey by earning an associate’s degree in Mathematics from Massbay Community College. With a goal of creating beautiful spaces, Andrew pursued further studies in Landscape Architecture at UMass Amherst, where he graduated with a bachelor’s degree and became a Massachusetts Certified Horticulturist as well as a certified landscape professional (MCLP). Seamlessly transitioning from nurturing plants to crafting inspiring landscapes, he brings a unique blend of academic prowess, thoughtful creativity, and hands-on experience to our team. Outside of work, Andrew enjoys juggling, unicycling, and honing his skills on the bass guitar.

Nelva Gonzales is one of our creative Fine Gardeners, backed by five years of gardening experience, with a green thumb that can turn any garden into a haven. After years of training, she has honed the art of nurturing landscapes with precision and care. Nelva’s passion for gardening is truly contagious, and she finds joy in every aspect of it. Her special knack for pruning not only enhances the aesthetic appeal of our outdoor spaces but also promotes the health and vitality of the plants under her care. Nelva eagerly awaits the arrival of spring each year, a season she cherishes for its vibrant flowers and the promise of new growth. During her free time, you’ll find her crafting beautiful, colorful pillows that reflect her love for creativity and design.

Firmino De Paula is our Mason in Training with over 2 years of experience in the field. Renowned for his thorough approach, Firmino ensures that every fine detail is executed to perfection. His exceptional talent shines in stone fabrication, and he is proficient in building walls, laying flatwork, and installing greenscapes. Beyond his skills, Firmino is always ready to lend a helping hand, embodying a collaborative spirit within our team. With his dedication and precision, Firmino is a valuable asset to our growing masonry family.

Corey Prentice is our Installer, enriching our team with over a decade of invaluable landscape and construction expertise. Having dedicated the past year to refining his skills on the Cape, Corey’s proficiency shines through his work, and making a significant impact on our Design Build and Irrigation teams. Holding a hoisting license, a skilled operator license, and a Dry Stone Waller certification, Corey possesses a comprehensive professional background encompassing various facets of landscaping and construction, notably excelling in patios and masonry. Originally from the Boston area, Corey is a passionate New England Patriots fan and an avid foodie who loves cooking, having once aspired to be a chef.