Where does Costantino Mariella work?

Costantino Mariella is Senior Investment Manager at British Business Investments.

What check size does Costantino Mariella write?

Costantino Mariella typically writes checks of $100K – $5M.

Where did Costantino Mariella go to school?

Costantino Mariella studied at The London School of Economics and Political Science (LSE) (Managerial Finance); Alma Mater Studiorum – Università di Bologna (MSc, Electronic Engineering); FGV - Fundação Getulio Vargas (Master of Business Administration (MBA)).

Costantino Mariella

Investor

Senior Investment Manager at British Business Investments

United Kingdom

Writes $100K – $5M checks · typically $1.5M

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About

Costantino Mariella is a Senior Investment Manager at British Business Bank, where he oversees deep technology investments in UK startups across defence, space, and semiconductor sectors. Previously, he served as Senior Investment Manager at Sony Innovation Fund, leading investments in semiconductors, robotics, AI, mobility, and music technology. He holds an MSc in Electronic Engineering from Università di Bologna, an MBA from Fundação Getulio Vargas, and a finance certification from the London School of Economics.

Experience

British Business BankSenior Investment Managercurrent2025 — presentLondon Area, United Kingdom
European Defense Investor NetworkMembercurrent2026 — present
SatVuBoard Observercurrent2026 — present
Urban Jungle InsuranceInvestor2022 — 2025United Kingdom
what3wordsInvestor2021 — 2025United Kingdom
what3wordsBoard Observer2018 — 2021United Kingdom
ScanditInvestor2020 — 2025Switzerland
MainStreaming®Board Observer2019 — 2025Italy
TracklibBoard Observer2019 — 2025Sweden
FotokiteInvestor2019 — 2025Switzerland
Verity Studios AGInvestor2018 — 2025Switzerland
Sony Innovation FundSenior Investment Manager2017 — 2025United Kingdom
DividoInvestor2021 — 2024United Kingdom
Eigen TechnologiesBoard Observer2021 — 2024United Kingdom
Promethera BiosciencesBoard Observer2020 — 2024Belgium
ClausematchInvestor2021 — 2023United Kingdom
SenseyeBoard Observer2020 — 2022United Kingdom
ROLIInvestor2018 — 2021United Kingdom
Acutronic RoboticsBoard Observer2017 — 2019Switzerland
YourCAD BrasilCEO2015 — 2017Greater São Paulo Area
CEIPIEMONTE s.c.p.a.Senior Consultant2013 — 2015Greater São Paulo Area
SonyStrategic Technology Partnerships Manager2009 — 2012United Kingdom
SonyNew Business Development and Technology Strategy Manager2008 — 2009United Kingdom
SonyMemory Stick Project Manager & Platform Marketing Manager2007 — 2008United Kingdom
SonyElectronic Design Engineer2001 — 2007United Kingdom

Skills & more

Microsoft Excel1Attention to DetailStrategy25Negotiation8Strategy Development4Management9Technical AbilityInvestment StrategiesOriginationsVenture CapitalFinancial ModelingDue Diligence

+12 more

Start-upsStrategic PartnershipsBusiness StrategySemiconductorsTelecommunicationsInnovation ManagementTechnology ScoutingPRINCE2Project ManagementCloud ComputingNew Business DevelopmentEnergy

Languages English · Italian · Portuguese

Managerial Finance — The London School of Economics and Political Science (LSE)

From Costantino's professional profile.

Colleagues at British Business Investments

Adam Kelly

Managing Director & Co-Head of Funds at British Business Investments

Alexis Caude

Managing Partner at Adenia Partners

Alice Carpenter

Deputy General Counsel at British Business Bank

Andrea Cappuccio

Deputy Head of Investments at Anima Alternative Sgr

Andrew Elder

Deputy Managing Partner at AlbionVC

Bali Muralidhar

Global Head of Life Sciences & CIO at Abingworth

Barry Murphy

Managing Director, Risk and Compliance at British Business Bank

Bernie Skivington

Managing Director, Relationship Management at British Business Investments

Network5

Aadit Parikh

Investor at Sony Ventures Corporation

Andrew Yi

Investor at Sony Ventures Corporation

Atsuto Ueno

Investor at Sony Ventures Corporation

Austin Noronha

Managing Director at Sony Ventures Corporation

Chieko Tazuke

Investor at Sony Ventures Corporation

Investors connected to Costantino in public investor directories — a warm-intro map.

Frequently asked questions

Who is Costantino Mariella?: Costantino Mariella is a Senior Investment Manager at British Business Bank, where he oversees deep technology investments in UK startups across defence, space, and semiconductor sectors. Previously, he served as Senior Investment Manager at Sony Innovation Fund, leading investments in semiconductors, robotics, AI, mobility, and music technology. He holds an MSc in Electronic Engineering from Università di Bologna, an MBA from Fundação Getulio Vargas, and a finance certification from the London School of Economics.
Where does Costantino Mariella work?: Costantino Mariella is Senior Investment Manager at British Business Investments.
What check size does Costantino Mariella write?: Costantino Mariella typically writes checks of $100K – $5M.
Where did Costantino Mariella go to school?: Costantino Mariella studied at The London School of Economics and Political Science (LSE) (Managerial Finance); Alma Mater Studiorum – Università di Bologna (MSc, Electronic Engineering); FGV - Fundação Getulio Vargas (Master of Business Administration (MBA)).