We work in a collaborative and open fashion, engaging our clients and teams 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, urbanist and founding Director of Periscope. He has over fifteen years' experience in leading complex landscape, urban design and masterplanning projects working with some of the world’s finest landscape and architecture practices. His large and small scale projects for public and private clients have taken him across Europe, Middle East, Russia, Asia and the USA.

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.

Antonia Alexandru

Part II Architectural Assistant

Antonia is an architectural assistant, having graduated the dual Architecture and Landscape course from The University of Sheffield where she developed a particular interest in the interdisciplinary nature of architecture and landscape. She is currently working on, among other projects, Banbury Reservoir and Meridian Water masterplan, she has recently joined the climate action group ACAN and previously worked for Witherford Watson Mann.

Kirsty Badenoch

Associate / Head of Research

Kirsty is an Architect whose experience spans from pavilion design and construction to public space and masterplanning across Europe and the Middle East. She is currently design lead on a number of projects with Periscope, including Meridian Water Masterplan 2 and Low Hall. As Head of Research, Kirsty coordinates our Research Working Group. Previously, Kirsty worked for SLA and in 2015 she initiated Bjarke Ingels’ (BIG) Landscape department, she also teaches 2nd year Design and Creative Practice at The Bartlett.

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.

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

Manal Omar

Part 1 Architectural Assistant

Manal is a Somali-English architectural assistant, she engages the abilities acquired from her design and architecture background to imagine and estimate anecdotal spaces. Her current focus in the practice is research into children's interaction and play, she's also working on a new urban district in Lewes. Manal is interested in how African legends and mythologies can be incorporated into design, art and architecture.

Sandy Rompotiyoke

Part II Architectural Assistant

Sandy is Part II Architectural Assistant with an expertise in concept design and masterplanning. She has led the practice’s work on the Romford Town Centre project, Dover Mid-Town and has been central to developing the practice’s residential typologies for the Little Haldens project. She graduated from the Architectural Association in 2018 and has previously worked for ACME and Nex- Architecture.

Jon Snell


Jon is an architect with a strong interest in the implementation of urban-scale regeneration and ensuring successful delivery of projects on-site, alongside experience in technical design and construction detailing.

He is currently working on a series of infrastructure building project as well as working across the practice supporting the delivery of projects in Hackney, Enfield and Milton Keynes.

Jon studied at both Oxford Brookes and Westminster University, qualifying as an architect in 2018.

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.