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Business Details
50+ Years
experience
Your Trusted Commercial Real Estate Partner in London
Established in 1955, we are a forward-thinking commercial real estate agency with unparalleled expertise in London's City Fringe. Our team combines decades of industry experience with innovative strategies to deliver tailored solutions for clients. Specialising in sales, leasing, and consultancy services, we serve both landlords and tenants across all commercial property sectors. Our comprehensive offerings include property management, development advisory, valuations, lease renewals, and planning advisory. With a deep understanding of local market dynamics, we prioritise client satisfaction through meticulous service and transparent communication. Our proven track record in navigating complex transactions, including LPA Receivership cases, underscores our commitment to achieving optimal outcomes.

Backed by nearly 70 years of experience, we maintain strong relationships with stakeholders to secure off-market opportunities and competitive terms. Our in-house planning advisory, led by experts with over 25 years in local authorities, adds unique value to our clients. By integrating design and build specialists into our tenant representation services, we ensure seamless fit-outs for diverse commercial spaces. This holistic approach, combined with our dedication to client-centric service, has solidified our reputation as trusted advisors in the property industry.
Services
Property Management Development Advisory Valuations Lease Renewals Rent Reviews Planning Advisory LPA Receivership
Details
  • Year established: 1955
Highlights and features
  • We offer 70 years of expertise in London's commercial property market
  • Our team provides comprehensive consultancy services beyond standard agency offerings
  • We manage property portfolios with meticulous rent collection and maintenance oversight
  • Our lease renewal service secures favourable commercial terms for clients
  • In-house planning advisory with 25+ years of local authority experience
Services
Property Management
Our property management service delivers comprehensive oversight for commercial, mixed-use, and residential assets. We handle rent collection, service charge calculations, building maintenance, and refurbishments while prioritising client peace of mind. With nearly seven decades of experience, we maximise investment potential through meticulous day-to-day management and strategic decision-making.
Development Advisory
We provide expert advice on income-producing assets, vacant sites, and acquisition processes. Our team leverages deep market knowledge to guide clients through complex decisions about property development and investment strategies. This service ensures informed choices that align with current market conditions and long-term financial goals.
Lease Renewals
Our lease renewal service manages the entire process of renegotiating commercial tenancy terms. We adopt a proactive approach to secure favourable conditions while minimising disruption for property owners. This includes market analysis, negotiation support, and documentation to ensure legally sound extensions that protect client interests.
Planning Advisory
With over 25 years of local authority experience, our planning advisory service secures development approvals efficiently. We guide clients through complex planning regulations, submit applications, and address objections while minimising costs and delays. This expertise helps avoid costly mistakes in commercial property development projects.
Tenant Representation
We represent tenants in securing commercial properties across all sectors. Our services include market searches, off-market opportunities, lease negotiations, and coordination with legal and design professionals. This comprehensive approach ensures clients obtain optimal premises at competitive rates with minimal administrative burden.
People
Jeremy Tarn
Managing Director
With decades of property industry experience, Jeremy leads our strategic direction and client relationships. He oversees major transactions and ensures our service standards remain industry-leading while maintaining Tarn & Tarn's founding principles established in 1955.
Arthur Nowicki
Partner
Arthur specialises in commercial property transactions with particular expertise in London's City Fringe market. He manages complex lease negotiations and investment acquisitions while leveraging extensive industry contacts to secure exclusive opportunities for our clients.
Luke Marioni
Senior Negotiator
Luke handles commercial property negotiations and client acquisitions with a focus on achieving optimal transaction outcomes. He works closely with both landlords and tenants to understand market requirements and deliver tailored property solutions.
Gasper Koscik
Negotiator
Gasper supports clients with property searches, market analysis, and transaction management. He provides detailed insights into commercial property valuations and leasing options while maintaining strong relationships with industry professionals across London.
Noel Serrano
Planning Consultant
Noel offers specialist planning advisory services with over 25 years' experience in local authority procedures. He secures development approvals, navigates regulatory challenges, and provides strategic guidance to maximise property potential while minimising administrative delays.
Questions
What commercial property services do you offer?
We provide sales, leasing, property management, development advisory, valuations, lease renewals, rent reviews, planning advisory, and LPA Receivership services.
Which areas do you cover?
Our primary focus is London's City Fringe including Spitalfields, Woolwich, and surrounding commercial districts.
How does your property management service work?
We handle rent collection, service charge calculations, maintenance coordination, and asset refurbishments to maximise investment returns while minimising owner involvement.
Can you assist with lease renewals?
Yes, we manage the entire lease renewal process including market analysis, term negotiations, and documentation to secure favourable conditions for landlords.
Do you offer planning advisory services?
Our in-house planning consultants have over 25 years' experience securing development approvals and navigating complex local authority regulations.
How do you help commercial tenants?
We conduct market searches, negotiate lease terms, coordinate legal processes, and connect tenants with design specialists for property fit-outs across London.