About Plus Development

What We Do

Headquartered in Los Angeles with an offices in New York and Dubai Plus Development LLC was formed as a multi-disciplinary real estate company, with a primary focus on design-oriented projects in the residential, multi-family, hospitality and retail sectors. The key partners that formed Plus Development LLC, previously spent a combined 100 years of working at senior partner & senior director levels for global practices in the project management, cost consulting & management, real estate brokerage, and architecture/design fields of excellence.

Our Story

With almost six decades of combined industry expertise, Plus Development LLC specializes in complex development and assemblage and is uniquely positioned to understand the distinctive factors associated with each type of project.

We have developed our business approach to successfully manage clients and investors that are based internationally/ nationally, and act on their behalf on all aspects of developing a project.

Plus Development LLC brings to each individual project multi-sector expertise and a tailored and methodical approach spanning due diligence, pre-acquisition underwriting, entitlements and permit strategies, local stakeholder and community outreach from the on-set and client representation during all phases of the property development process from master planning, site selection, land use approvals, team selection, bidding, and overall management of the design and construction process.

Our Services

Plus Development LLC brings to each individual project multi-sector expertise and a tailored and methodical approach, including:

Asset Management
Project Management
Real Estate Brokerage

  • Christopher Carlin

    Christopher Carlin


    With almost two decades of experience in London, New York, Los Angeles and San Francisco, Christopher, and his partner Tyrone McKillen established Plus Development LLC, a boutique management and development company catering to design oriented clients & projects.

    With a specialized focus on Mixed Use, Residential, Retail and Hospitality sectors, Plus Development LLC provides a uniquely hands-on, experienced and effective offering to private developers, investors and end-users.

    Christopher has spent his career working and managing high profile, complex projects, with a strong focus on design significance, and iconic architecture. During this period he has amassed a comprehensive list of trusted vendors, suppliers, and procurement vendors to allow design goals to be preserved and budgets to be maintained.

    Christopher is a Member of the Royal Institution of Chartered Surveyors (MRICS).

  • Tyrone McKillen

    Tyrone McKillen


    Tyrone’s undeniable persistence and knowledge of the real estate market coupled with his honest approach and concern for long term relationships is what separates him from his peers.

    Tyrone spent most of his life working on the development and sales of luxury properties around the world including London, South of France (fluent in French), Buenos Aires, Laguna Beach, Los Angeles and Beverly Hills.

    His background in development has given him the capability to inform his clients on investment opportunities and cost analysis’, and given him a keen eye for architecture and design. Born in Dublin, Ireland, Tyrone moved to Los Angeles at 18. With a UCLA degree, Tyrone partnered with Hilton & Hyland and Christies International Real Estate and since set multiple records across the city. In 2014, Tyrone proudly represented the Doheny Family Estate and set the record for the highest sale in Bel Air that year. In 2015, Tyrone sold the highest price per foot sale in the Sunset Strip and in 2017 Tyrone sold the highest sale of the year in Los Angeles County and 5th highest sale in LA history.

  • Andrew Hurley

    Andrew Hurley


    Raised by a Carpenter, Andrew has always been surrounded by Construction. After graduating College majoring in Construction Engineering Technology Management, Andrew started his career off working with the top Real Estate Advisory firm in Toronto, Canada providing consulting services for a wide array of asset classes to corporations, developers, lenders, sureties, investment funds and government agencies across North America. Andrew later worked for two separate Fortune 500 companies in Los Angeles, CA where his main focus has been utilizing his international experience in the industry at all stages of the development process from project feasibility analysis’ to project/development management. Andrew’s primary focus is in the luxury residential, hospitality and commercial fields for projects ranging from $1 million to over $2 Billion in construction value.

  • Neil O'Connor Cox

    Neil O'Connor Cox


    Neil O’Connor Cox graduated from the Dublin Institute of Technology in 2010 before joining Irelands Leading Quantity Surveying practice where he specialized in multi-family and commercial development across Ireland, UK and the Middle East. Neil spent 5 years involved in the luxury high rise condominium market in Toronto, Canada where he specialized in construction finance, construction loan monitoring and project management. A construction cost expert, Neil brings a wealth of experience from different markets worldwide to the luxury residential and commercial market in LA.

  • Megan Fatemi

    Megan Fatemi

    Director of Operations

    Business and marketing / branding development professional with 15 years of experience in the real estate industry. Specializing in the luxury real estate sector in Los Angeles and amassing over $350M in sales annually as well as ranking #1 nationally for record breaking sales. Over the course of her professional career Megan has managed over $2billion in transactions from multi family, commercial, and raw land to the highest priced estate in the Country.

    At Plus Development, Megan’s involvement spans across portfolio management, property due diligence and underwriting, cash flow and budget management, project analysis. Specializing in client representation during all phases of the property development process from master planning, site selection, land use approvals, team selection, bidding, and overall management of the design and construction process.

  • Mick Unwin

    Mick Unwin


    Michael is a Construction Professional with more than 12 years construction industry experience spanning North America and Australia. He is experienced in leading project teams through all facets of a projects life cycle with specific attention to finance, team structuring/development, design management, procurement strategies, construction and handover. Michael’s project experience includes assignments across luxury / high end retail, industrial, commercial, hospitality and luxury aged care developments.

  • John Dunne

    John Dunne

    Director, NY

    John moved to New York City in 2012 after beginning his real estate career in Ireland and then South Africa. After gaining international development experience in the residential and hotel sector, he focused his attention on the high end residential markets of Greenwich and SoHo, building luxury homes and boutique condo developments. Through his unique understanding of New York City’s complex zoning and building codes, coupled with a key focus on creating lasting relationships, John has the ability to efficiently guide clients through all phases of the development process.

  • Allen Plasencia

    Allen Plasencia

    Design Director, Plus Design Studio

    From scope of detail to master planning of estates, Allen is a designer with a broad range of design experience. With a Masters in Architecture from Yale University, Allen has provided 9 years of professional services to the real estate sector with design projects across the country from Miami to Los Angeles. Allen is well-versed in the aesthetic diversity and construction knowledge required for high design.

    While at Plus Development, Allen has served as Project Manager and Design Studio Director for local and international projects ranging from residential to commercial scale. He specializes in the design process starting with conceptual program development — including establishment of client goals, feasibility analysis and team assemblage — to curating spaces tailored to match the client’s lifestyle.

    Prior to working at Plus, Allen played a key role in the development and coordination of award-winning projects at LA-based XTEN architecture as well as partook in the Construction Management services at Tech Construction Group Miami.

    With a passionate interest in material, light and space Allen designs each project to match a narrative inspired by the site and our clients.

  • Leanna Libourel

    Leanna Libourel

    Project Manager

    Leanna has been providing professional services to the Real Estate Development
    sector for nearly 10 years. During this time, she has provided design, strategy and management consulting services to developers, corporations and municipalities.

    Within the Real Estate Development sector Leanna specializes in feasibility, value management, and project management. Leanna draws from her diverse commercial project experience to add value at each stage of development and is uniquely qualified to align a projects vision and goals across a multitude of stakeholders.

    Prior to joining Plus Development Group, Leanna worked as a Project Manager at a multidisciplinary architecture and planning firm where she managed projects through the stages of feasibility, entitlements, design, permitting and construction. Her experience also includes sustainability consulting on behalf of owners, developers, contractors and architects.

    Leanna graduated magna cum laude with a Bachelor of Architecture degree from Woodbury University in Los Angeles and magna cum laude with a Master of Architecture degree from Cornell University in New York. She is a licensed architect in the State of California and a Board Member for the American Institute of Architects California Council.

  • Michael Piechowski

    Michael Piechowski

    Project Manager

    As a native Angeleno, Michael has seen first-hand how the Los Angeles real estate market has taken shape over the past 10 years. Son of a mechanic, who doubled as a carpenter that built his childhood home, Michael knew from a young age he wanted to be involved in the business of real estate. He started his career eight years ago for a boutique firm based in West LA. It was there he sharpened his aptitude for the trade and gained a deeper understanding for the nuances involved in buying/selling real estate on the Westside – including Venice, Culver City Bel Air, Beverly Hills, and West Hollywood.

    Michael quickly realized the importance of building and designing these homes, so he supplemented his sales knowledge with design and project management. This has allowed Michael to provide his clients with the full suite of information, pertinent to real estate transactions. Michael joined the Plus Development team in 2015, managing two single-family homes in construction. His experience quickly grew to a current portfolio of over 200,000 square-feet of residential development currently in the construction and planning phases.

    Michael was born and raised in Mar Vista, California. He attended Loyola in Downtown Los Angeles for high school. After graduating from Loyola he attended the Ohio State University, where he graduated with a Bachelor of Arts.

  • Robbie Lawlor

    Robbie Lawlor

    Project Manager

    Robbie is a qualified Civil Engineer out of University College Dublin, who also holds a masters in Management from Nottingham Trent University. His expertise in project and portfolio management has led to roles in a diverse range of locations including Ireland, US and the Middle East where he has been for the past 8 years.

    Before joining Plus, Robbie has managed projects through the full life cycle, from feasibility, design through to construction. He brings a wealth of end to end delivery on large scale projects in residential, commercial and other industries.

  • Sven Winkler

    Sven Winkler

    Design Architect

    Sven is an architect who was born and raised in Austria. After receiving his Bachelor of Architecture at the University of Innsbruck, he joined Studio Greg Lynn at the University of Applied Arts in Vienna. Shortly after attending an exchange semester at the Southern California Institute of Architecture in Los Angeles he returned to Vienna where he finished his graduate degree of Architecture.

    Prior to joining Plus Development Sven worked as an architectural designer at International architecture firms and real estate companies. Sven taught seminars at the Städelschule in Frankfurt and design studios at the Southern California Institute of Architecture in Los Angeles.

    His fascination with architecture and real estate not only originates from a theoretical point of view but also from his work experience which led him to manage projects from the design phase to plan check, construction documents and project construction administration. At Plus Development, Sven is lead designer, working on large scale projects, overseeing the designing and planning phases.

  • Timothy Cheng

    Timothy Cheng

    Project Architect

    Tim has extensive experience in a full spectrum of architectural design work, particularly in workplace interior, hospitality and branding environments. Tim earned his degree in Architecture from The Southern California Institute of Architecture. His bicoastal and international experience in design has expanded his eclectic views on the built environment. Working for leading architectural offices in New York, Dubai, and Los Angeles.

    At Plus Design, Tim’s involvement will span across architectural design, brand and marketing activation. Translating client’s needs into dynamic, visual systems that can be presented at multiple scales. His experience in production, utilizing film as a medium, help captures authentic moments that reflect a linear sequence of scale from the interior to the built environment.