Alta Design Associates, Inc.
- Civil Engineering, Architectural Engineering, Structural Engineering, Geotechnical Engineering for Residential Custom Homes and Renovations as well as Commercial structures, storm water management, subdivisions and land planning.
- http://www.altatecture.com

Allen, Timothy Paul
- Religious, residential, commercial and institutional architectural services. Based in Harrisburg.
- http://www.tpaarchitect.com/

Cicada Architecture/Planning, Inc.
- Specializing in cultural, educational and community development projects incorporating sustainable design practices. Includes portfolio, design philosophy, news and contacts.
- http://www.cicadaarchitecture.com/

Creative Design Associates, Inc.
- Provides portfolio of residential, commercial and corporate projects plus information on interior design and site planning services. Based in Hatboro.
- http://www346.pair.com/catch66/

Gilbert Architects
- Lancaster firm specializing in architecture, educational planning, interior design and historic restoration.
- http://www.gilbertarchitects.com/

Betzwood Architetural and Engineering
- Architects and engineers located in Phoenixville supply profile and information on services.
- http://www.betzwood.com/

SRF Architects & Associates, Inc.
- Architectural design, master planning, feasibility studies, interior design, space planning and exhibition design services. Philadelphia.
- http://www.srfarchitects.com/

Metcalfe Architecture + Design
- Museum, exhibition, themed design, residential, cultural institutions, corporate interiors, restaurant and retail. Philadelphia.
- http://www.metarchdesign.com/

Lighthouse Architecture Inc.
- Philadelphia firm with services for the residential, retail, institutional, religious, commercial, geriatric and hospitality markets. Portfolio, firm profile and contacts provided.
- http://www.lighthousedesign.com/

Lewisch, Gerit J.
- Architect and planner based in Doylestown provides overview, news and information on services.
- http://www.geritlewisch.com/

Desmone & Associates Architects
- Pittsburgh architectural and interior design firm offers its history, portfolio of projects, awards and information on services.
- http://www.desmone.com/

Wallover Architects
- Providing services to municipal, commercial, and private clients for recreational, aquatic, residential, commercial and historic facilities. Firm information, portfolio, and contacts.
- http://www.walloverarchitects.com/

McCormick Architects + Designers
- Provides profile of firm plus information on public, retail and housing projects. Located in Pittsburgh.
- http://www.mccormickarch.com/

Cecil Baker and Associates
- Providing services to educational, institutional, governmental, residential, commercial and adaptive reuse and historical preservation building types
- http://www.cbaarch.com/

Alvin Holm A.I.A. Architects
- Philadelphia firm presents their portfolio of residential, commercial and institutional projects. Includes firm information and portfolio.
- http://www.alvinholm.com

Voith & Mactavish Architects
- Portfolio, educational institutions, residential homes, performing arts centers, and historic building preservation.
- http://www.voithandmactavish.com

Stephen Varenhorst Architects
- Conshohocken firm with residential, commercial and institutional projects.
- http://www.varenhorst.com/

Roger A. Weaver, Architect
- Firm specializing in architecture, planning, and historical preservation.
- http://www.rogeraweaver.com

Purdy O'Gwynn Barnhart Architects
- Architects, building designers (AIA) in Philadelphia for museums, libraries and homes.
- http://www.pobarch.com/

Marsha Berger, Architect
- Specializing in residential, commercial and interior projects, the architect presents her portfolio, brief profile and contacts. Located in Pennsylvania.
- http://www.marshaberger.com

Lederach Associates Architects + Engineers
- Coordinated architectural design and engineering services for healthcare facilities, municipal, commercial, churches, educational facilities and residential. Lederach, Pennsylvania.
- http://www.lederach.com/

LDA: L. D. Astorino Companies
- Architectural, engineering and environmental consulting firm headquartered in downtown Pittsburgh.
- http://www.ldastorino.com/

Lami Grubb Architects
- Pittsburgh-based firm designing projects ranging from retail to residential, corporate to educational.
- http://www.lamigrubb.com/

John Milner Architects, Inc.
- Specializing in residential, commercial, and institutional projects, as well as providing historic restoration services. Includes brief portfolio and contacts. Chadds Ford, Pennsylvania.
- http://www.johnmilnerarchitects.com/

Hilles Architects
- Pennsylvania firm specializing in commercial, healthcare, residential architecture. Features portfolio and contacts.
- http://www.hillesarchitects.com/

G.J Olson Architects, Inc.
- Practice includes single and multi-family communities, custom residences, retail commercial, corporate and mixed use applications. Philadelphia.
- http://www.gjolson.com/

Friday Architects/Planners Inc.
- Full spectrum of planning and building projects for community groups, governments, institutions, corporations and individuals. Philadelphia.
- http://fridayarc.com/

Elton, S.J., Architects
- Design for commercial, residential, retail, fire and EMS construction. Bethlehem.
- http://www.sjearchitect.com/

Daley and Jalboot
- Pennsylvania firm serving educational, churches and museums, residential, hotels, commercial and industrial projects. Portfolio, profile, client lists and contact.
- http://www.daleyjalboot.com/

Community Heritage Partners
- Architecture, town planning, historic preservation, community development, project management. Lancaster.
- http://www.chpartners.net/

AP3C Architects
- Philadelphia firm offering architecture, planning and construction cost control services. Specialized in health care, reuse, corporate, theaters and funeral home design.
- http://www.ap3c.com/