We work in a collaborative and open fashion, engaging our clients, communities and collaborators in our process, working together in practical, hands-on workshops and open dialogue. The process results in shared objectives and outcomes, where all are responsible, and projects are better for it.

Daniel Rea


Daniel is a landscape architect, masterplanner and founding Director of Periscope, he has over twenty years experience in leading complex landscape, urban design and masterplanning projects across the UK, Europe and Asia. He has been working in London for the past fifteen years, and has designed and delivered some of the capital’s most challenging projects. Having worked for private developers and local authorities he has amassed a wealth of experience in the design, planning and delivery of complex landscape and public realm with many Stakeholders. Daniel leads the strategic direction of all projects at Periscope, he has been a guest critic at The Bartlett School of Architecture and Harvard Graduate School of Design. He currently sits on a number of Design Review Panels in London and is a Chartered Member of the Landscape Institute in the UK.

Marilena Barmpalia


Marilena is an Architect with a passion for the integration of landscape, architecture and urban design. She is currently working on - among other projects - a co-designed park in LB Brent and on our Lewes Phoenix Project Masterplan. Marilena completed her Part III at The Bartlett in 2021 and continues to explore tangible narratives of the city’s physical space.

Alberto Campagnoli


Alberto is an Architect with a strong interest in regenerative processes and the civic role of landscape architecture. His research through drawing aims to express design at a utilitarian, intellectual and spiritual level. He leads Periscope’s Systems working group and is currently involved on a number of projects at the practice. Alberto has seven years experience working on all project stages – from concept design through planning to construction - at a series of international award-winning practices. He is also a design tutor on the Landscape MA/MLA course at the Bartlett School of Architecture, University College London.

Rebecca Faulkner

Spatial Practitioner / Senior Part II Architectural Assistant

Rebecca is a spatial practitioner, researcher-cum-writer, and an arenophile. Her thesis at CSM, offered a counter perspective to London’s declining industrial landscape; offering an alternate vision for more socially and environmentally sustainable forms of productive activity. Outside Periscope, she explores the performative possibilities of environments as a member of musarc, a progressive choral collective, and WARM EARTH LAB, a research collective she co-founded. She also advocates for mental health awareness through her ambassadorship with the Architect's Benevolent Society. Previously, she has researched with Theatrum Mundi and designed with Asif Khan.

Ellen Hägerdal

Office Manager

Ellen is our office manager and has been running the administration of architecture practices for seven years, following management roles within retail, such as store manager at Twentytwentyone. She worked at the Heatherwick Studio with the installation of the Bleigiessen sculpture, after graduating from Central St Martin’s with a BA in Arts & Design in 2004

Colin Varley

Project Designer / CAD Specialist

Colin is a Project Designer & CAD specialist who has expertise across the disciplines of landscape, architecture, and urbanism. He is currently working on the technical design of our Bury Street West & Digbeth projects as well as overseeing the development of staff in the efficient use of our CAD systems. He graduated from the University of Westminster in 2001 with a PG Dip in Urban Design.

Piotr Kruk


Piotr is an Architect with an interest in resilient urban design strategies, circular economies and shaping places through our collective narratives. Between and during his studies at the Glasgow School of Art and the London School of Architecture, Piotr gained experience across green and blue infrastructure and co-design at ZUS, 5th Studio, JMP, and Fluid&Soundings. Since joining Piotr has been project lead on the Gascoigne Road Street Retrofit which has been co-designed with the local community.

Ellen Nankivell

Part I Architectural Assistant

Ellen is an architectural assistant with a strong interest in the relationship between landscape, architecture and time-based design solutions. Her graduate project at the Bartlett School of Architecture addressed both flood risk and migration with a strategy that facilitated the co-design of new homes. Ellen has gained experience in participatory design residences in non-traditional environments and is interested in the ways in which architects can engage with the end users of the built environment.

William Pattison

Part II Architectural Assistant

William is a curious designer who values Architecture as a means to understand people and place. He is interested in working at all scales - from urban to 1:1 - with buildings and spaces that perform public roles.

William graduated from TU Delft in 2021, and before joining Periscope has worked with several practices in London and Copenhagen including Maccreanor Lavington, Mcmullan Studio, Studio Egret West and Bjarke Ingels Group. He has experience across the disciplines of architecture and masterplanning in both urban and rural conditions, in the UK and internationally.

Sandy Rompotiyoke

Architect / Regenerative Advocacy Lead

Sandy is an architect and writer, working across landscape and urbanism who joined Periscope in 2018 following her degree from the Architectural Association. Her work on regenerative masterplanning and future public realm has been central to Little Haldens, The Phoenix, Old Oak West, and Tendring Colchester Garden Community projects. In her role as the Regenerative Advocacy Lead, Sandy coordinates the practice’s efforts in areas of social &, environmental responsibility aiming to foster partnerships that promote community resilience. She is the co-founder of Chromatic Agency, an artist research collective and has previously collaborated with Greenpeace SEA on strategic waste remediation initiatives and knowledge platform in Thailand.