Top-Rated Architects & Engineers Near You in Philadelphia, PA

HEXAGON STUDIO ARCHITECTS

At HEXAGON STUDIO ARCHITECTS, we like to think that what we are making is a piece of a larger assemblage that could fit no other way. Natural phenomena follow purposeful patterns purely and simply, efficiently and effectively. We feel that through this simple, straightforward approach - where every decision is based on something fundamental, and every resolution is an answer to a problem - thoughtful, timeless design is achieved. To do more with less is the tenant that inspired the name of our practice. H

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Green Roof Works Inc.

Green Roof Works is a premier service provider for vegetated on-structure systems. We design, install and maintain green roofs. We guide our clients through selecting the appropriate waterproofing, drainage, plants, facilitate all necessary permitting and project management steps, as well as provide long term maintenance.

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Interim Specifications Technologist

Lee Bladon is an experienced interim specifications technologist, writer and manager, with experience of all the major retailer specification systems, including M&S PLuM, Tesco TQC, Sainsburys Evolve and Asda Hive.

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Keystone Custom Decks

Keystone Custom Decks specializes in building stunning outdoor living spaces for homeowners throughout PA, DE, MD, NJ, and upstate NY. With a focus on decks, porches, and hardscapes, they create long-lasting showpieces that homeowners cherish. Every customer receives a complimentary estimate and 3D rendering of their project — before they sign. Get started today!

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Kate Cleveland Architect

Kate Cleveland opened her own firm in 1992 specializing in residential architecture. Drawing from her background and degree in psychology, she provides a personal approach, taking the time to listen and learn about how each client lives. For a renovation or a new construction project, the highest priority is given to client needs, intelligent planning, and thoughtful detailing. The resulting aesthetic is not only functional, but also pleasing, spacious and light filled. For her many renovation projects, th

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Kate Cowing Architect, LLC

Kate Cowing, AIA, principal of Kate Cowing Architect, LLC firmly believes in the saying that “the greenest building is an existing building”. She has dedicated her practice to the restoration and reuse of existing buildings, whether historic or just simply old. Unlike many architects who prefer a blank slate, Kate’s imagination is inspired by the character of existing buildings. With her keen sense of design, she plays off of, and maintains, this essential character. After 25 years of experience, Kate’s pro

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Kjo Architecture Llc

Philadelphia-based design and planning office.

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Lauren Thomsen Design

Lauren Thomsen Design is a full service architecture and interior design firm serving the Philadelphia metro area.

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logu mazgašana

Mes sniedzam profesionalus logu mazgašanas pakalpojumus privatpersonam, uznemumiem un valsts iestadem. Logu mazgašanu veicam visu veidu objektiem- privatmajam, birojiem, dzivokliem, un ekam lidz 3 stavu augstumam. Par logu tiribu rupejamies jau vairak ka 5 gadus, ši pieredze un zinašanas, mums lauj sasniegt augstako tiribas pakapi, katra tirišanas reize.

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Length Times Width

Length Times Width is a Philadelphia based firm focusing on interior space. We design and build custom furniture, working with clients to transform their living environment. “Fine things in wood are important, not only aesthetically, as oddities or rarities, but because we are becoming aware of the fact that much of our life is spent buying and discarding, and buying again, things that are not good. Some of us long to have at least something, somewhere, which will give us harmony and a sense of durability

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Architects & Engineers FAQs

Architects & Engineers provide a range of services tailored to both residential and commercial projects. Architects focus on design and aesthetics, often creating blueprints, conducting site analysis, and collaborating with clients to bring their vision to life. Engineers, on the other hand, specialize in structural integrity, systems design (like HVAC, electrical, and plumbing), and compliance with regulatory standards. Common services include:

  • Concept design and detailed drawings
  • Structural assessments and safety analysis
  • Project management and site inspections
  • Assistance with permitting and code compliance

Combining their expertise ensures that both the creative and functional aspects of your project are professionally managed.

The cost of hiring Architects & Engineers varies based on the scope of the project, complexity, and location. Nationally, typical costs include:

  • Architectural services: $50–$250/hour or 5–20% of total project costs.
  • Engineering services: $100–$200/hour or a fixed fee for specific designs, like structural plans.

For residential home designs, you might expect to pay $5,000–$20,000 for architectural blueprints. Engineering assessments, such as structural evaluations, can range between $500–$3,000. Larger or more customized projects typically cost more. Always ask for a detailed estimate before beginning any work.

Yes, both Architects and Engineers typically need to be licensed to work legally in Philadelphia. Licensing ensures they meet professional standards and comply with state regulations. For Architects, this often includes certification through the National Council of Architectural Registration Boards (NCARB). Engineers may need licensure as Professional Engineers (PE).

To verify a professional's license in Philadelphia, visit your state's licensing board or building department website. For reliable information, check NCARB's official website or your local engineering licensing board.

Timelines vary widely depending on the project size and complexity. For smaller residential projects, such as designing a single-family home, initial plans from Architects can take 2–6 weeks. Adding Engineer evaluations (e.g., structural or plumbing) may extend this timeframe by another 2–4 weeks.

For larger or more intricate projects, like custom homes or extensive remodels, the planning stage might take several months. Keep in mind:

  • Permitting and compliance checks in Philadelphia can add time.
  • Collaboration with other contractors or builders can impact the schedule.

Clear communication and upfront planning are key to minimizing delays.

To ensure you're selecting the right professional for your project, ask:

  • Credentials: Are you licensed and insured in my state?
  • Experience: Do you have experience with projects like mine?
  • References: Can you provide client references or portfolios?
  • Fees: Do you charge hourly rates, fixed fees, or percentages?
  • Timeline: What is your estimated timeline for completion?
  • Communication: How will you keep me updated throughout the process?

These questions help you gauge their expertise, reliability, and compatibility with your vision.

When hiring Architects & Engineers for your home project, watch for signs that may indicate unreliability or lack of expertise:

  • No license: Always check for proper licensing in Philadelphia.
  • Unclear pricing: Avoid professionals who won’t provide upfront cost estimates.
  • Lack of references: Established professionals should have portfolios or past client reviews.
  • Limited communication: Poor responsiveness or vague answers during initial discussions can lead to frustrations later.

If anything feels off during your vetting process, consider exploring other options to avoid costly mistakes.

Getting an accurate estimate requires providing detailed project information upfront. Here's how to get started:

  1. Define your project scope: Be clear about your goals, preferences, and budget.
  2. Consult multiple professionals: Reach out to 2–3 Architects & Engineers for comparisons.
  3. Request itemized estimates: Ensure costs for design work, structural evaluations, and additional services are outlined.
  4. Discuss potential extras: Ask about fees for revisions, permits, or unexpected changes.

Detailed communication upfront can help you avoid surprises and ensure a smoother process.

Yes, most Architects & Engineers actively assist with permitting and code compliance. Architects typically ensure design plans meet local building requirements, while Engineers handle technical calculations to comply with safety standards such as load-bearing limits, plumbing systems, or electrical codes.

Working with licensed professionals minimizes the risk of delays or rejections during the permitting process and ensures your project adheres to local regulations. Always confirm this support is included in your project agreement.

You should consider hiring an Architect & Engineer early in the renovation process, especially for major structural changes or custom designs. Their expertise ensures:

  • Accurate planning that aligns with your vision
  • Structural safety during construction
  • Compliance with building codes

For smaller-scale renovations (like simple remodels), you might only need one professional. Complex or large projects, however, often require both to integrate aesthetics with functionality. Consulting them upfront can prevent costly adjustments later.

Yes, licensed Architects & Engineers are typically required to carry professional liability insurance, also known as errors and omissions (E&O) coverage. This protects homeowners if mistakes in design or calculations lead to structural issues or additional costs during construction.

Always verify that the professional you hire has adequate coverage. This safeguard ensures you're protected financially in the event of unforeseen challenges, and it reflects the professional's commitment to quality and accountability.

Reviews for Architects & Engineers

A Foundation Fix Without Headaches
We had a major foundation issue threatening our home in Austin. Within hours of my inquiry, I was matched with an engineer who explained the problem clearly and gave us a feasible, budget-friendly solution. By the end of the week, the plan was underway, saving us thousands in potential damage and a ton of stress!
Lila R.
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Blueprinting a Smooth Remodel
I couldn't make sense of the layout I wanted for our Denver home expansion. A local architect stepped in, made my vague ideas come alive on paper, and even helped navigate zoning rules. It saved me weeks of frustration and gave us a design that fits our family perfectly.
James P.
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Dream Home Plans in Record Time
When we decided to build our dream home, finding the right pro felt daunting. This platform connected me to a talented architect who had the first draft ready within days, and it was stunning! We feel confident starting the build and completely avoided the endless back-and-forth of referrals.
Marie L.
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Maria VierraEditor

Maria Vierra is the lead designer at Vierra Fine Homes, bringing over two decades of experience in high-end residential design and construction. Her expertise and attention to detail ensure every project meets the highest standards of excellence, blending functionality with aesthetic appeal.

Brett Taylor avatar

Brett TaylorAuthor

Brett Taylor is the co-founder of The Builder Market and a visionary entrepreneur in the home services and construction industries. With a passion for innovation, Brett has played a pivotal role in revolutionizing how professionals and homeowners connect and collaborate.

This page was last updated on Feb 12, 2026, 4:12:56 PM