Portfolio
:format(webp)/99designs-contests-attachments/163/163637/attachment_163637675 "I created a clean and trustworthy logo concept for My First Home Guide, a free Australian app designed to help first home buyers make smarter decisions throughout the property buying journey. The symbol combines the idea of a home with a guide marker, suggesting direction, clarity and support. The visual style is simple, digital-friendly and approachable, helping the brand communicate independence, transparency and confidence to cautious first-time buyers.")
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:format(webp)/99designs-contests-attachments/149/149954/attachment_149954592 "Brand, dedicated to bringing solutions to customers that are looking for accessories and items that make traveling easier, more convenient and smooth.")
:format(webp)/99designs-contests-attachments/163/163354/attachment_163354823)
:format(webp)/99designs-contests-attachments/163/163447/attachment_163447084 "Alliance of Reformed Churches needed a visual identity that could communicate unity, clarity and theological depth without relying on predictable church symbols.
The concept is built around a refined shield-like structure, not as a sign of defense, but as a symbol of convergence. Four pathways move inward toward the center, where the cross remains the visual and spiritual anchor of the mark.
The design expresses movement, connection and shared purpose, while maintaining a timeless and institutional presence. The muted color palette brings warmth, maturity and sophistication, making the logo suitable for print, digital communication, signage, documents and ministry materials.
The result is a versatile identity system that feels established, meaningful and built to last.")
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:format(webp)/99designs-contests-attachments/163/163373/attachment_163373900)
:format(webp)/99designs-contests-attachments/163/163579/attachment_163579930)
:format(webp)/99designs-contests-attachments/132/132577/attachment_132577288 "Bauer Music Studio needed a refined and memorable visual identity with a strong connection to music, performance and artistic precision.
The concept combines the letter “B” with subtle references to a brass instrument, creating a distinctive symbol that feels elegant, professional and timeless. The mark was designed to work as both a complete logo and a standalone icon, giving the brand flexibility across digital platforms, studio materials, signage, social media and promotional applications.
The monochrome structure and warm neutral palette reinforce sophistication, clarity and a premium artistic presence.")
:format(webp)/99designs-contests-attachments/163/163566/attachment_163566407 "Greenleaf Court Senior Living needed a refined and welcoming visual identity for a premium assisted living community. The concept uses a soft leaf-inspired symbol to express care, comfort, dignity and a true sense of home.
The visual system combines organic shapes with an elegant serif wordmark, creating a balance between warmth and sophistication. The green and gold palette reinforces trust, calmness, quality and a welcoming residential atmosphere.
The result is a flexible identity designed to work across signage, printed materials, digital communication, stationery, social media and community applications.")
:format(webp)/99designs-contests-attachments/163/163476/attachment_163476663 "Roguebox needed a bold, modern and memorable identity for the food and beverage market. The concept combines a geometric box symbol with a distinctive letterform, creating a compact mark that feels strong, versatile and easy to recognize.
The logo was designed to work across packaging, labels, stickers, digital platforms and brand applications. Its simplified structure allows the identity to remain clear in both full-color and monochrome versions, while the yellow accent adds energy, appetite appeal and visual impact.
The result is a flexible brand system with a confident personality, suitable for a contemporary food business with a strong visual presence.")
:format(webp)/99designs-contests-attachments/163/163500/attachment_163500103 "This concept was designed to communicate trust, warmth, and sophistication within the real estate market. The symbol combines a key and a house into one elegant mark, reinforcing the brand’s central idea: finding home is a personal and meaningful journey. The deep green palette with soft light tones creates a balance between security, approachability, and exclusivity, while the serif typography adds a premium and human feel to the professional identity.")
About
∅ Graphic Designer, ArtDirector
Building ideas, sharing, and enhancing experiences between people and brands.
Member since:
January 16, 2017
Reviews
"Excellent job, very creative approach and really understood the overall look we were going for. Very easy to work with fast replies and provided all documents quickly. Highly recommended for any design project needs. "
jamesorlandi
reviewed 4 days ago
"Thank you very much for your feedback and for trusting my work. It was a pleasure collaborating on this project and helping create a visual solution aligned with the brand direction. I’m glad the process felt clear, smooth, and efficient."
Castrum
responded 4 days ago
"Castrum is not only an exceptional designer but is flexible and patient, which always results in a project that exceeds my expectations. "
Val Evans
reviewed about 2 years ago
"Thank you very much, it's been incredible working with you once again.
I wish you every success with your projects."
Castrum
responded about 2 years ago
"Quick, clever, responsive, and creative are words that I am happy to use to describe Marcus Castrum and the process of working with him --- we are delighted with the new logo he created for IMBServ."
mwatso3D
reviewed about 2 years ago
"It was a great pleasure for me to work on this project.
Thank you very much!"
Castrum
responded about 2 years ago
"Perfect service. Thank you!"
felipe.vasquez.now
reviewed over 2 years ago
"Thank you!!! "
Castrum
responded over 2 years ago
"Flexible with my multiple direction changes and included great visual presentation and process."
MauriceRamirezPhoto
reviewed over 2 years ago
"Muito obrigado, Maurice, foi um prazer trabalhar com você."
Castrum
responded over 2 years ago