Along with being a full service Structural, Civil and Architectural engineering firm, we are also Virginia Class A General Contractors that specialize in structural repairs, renovations and modifications of all types. With the engineering and construction expertise under one roof we can "Analyze, Design and Build" any type of project and provide a central point of contact for all phases of any project. We specialize in Structural Engineering Assessments, Structural Analysis and Design using Wood, Steel, Concrete and Masonry, Architectural Building Plans, Foundation Repairs, Retaining Walls, Interior Wall Removal, Truss and Rafter Repairs, New Home Design-Build projects and much more.
"Structural repair. They did design, got County permit and did the work that passed county inspection. Brian is good in investigation of problem and creating engineering solution.. The workers did a very good job. Very happy with the job."
Jacob M on September 2022
Along with being a full service Structural, Civil and Architectural engineering firm, we are also Virginia Class A General Contractors that specialize in structural repairs, renovations and modifications of all types. With the engineering and construction expertise under one roof we can "Analyze, Design and Build" any type of project and provide a central point of contact for all phases of any project. We specialize in Structural Engineering Assessments, Structural Analysis and Design using Wood, Steel, Concrete and Masonry, Architectural Building Plans, Foundation Repairs, Retaining Walls, Interior Wall Removal, Truss and Rafter Repairs, New Home Design-Build projects and much more.
"Structural repair. They did design, got County permit and did the work that passed county inspection. Brian is good in investigation of problem and creating engineering solution.. The workers did a very good job. Very happy with the job."
Jacob M on September 2022
We are pleased to introduce you to Kamran Ohi. Kamran comes to you with over 30 years of industry experience. He has worked on hundreds of projects including residential, commercial, industrial and institutional. His experince goes back to design of well known landmarks such as Vietnam memorial wall and renovation of Pentagon. Kamran proudly provides structural engineering services to DC and the surrounding areas. His reputation is highly held and he takes each project very seriously. His pricing is very competitive and his workmanship is of the highest quality.
"Very professional and on time. Provided accurate and expert help, highly recommend this company."
Sidd G on January 2025
We are pleased to introduce you to Kamran Ohi. Kamran comes to you with over 30 years of industry experience. He has worked on hundreds of projects including residential, commercial, industrial and institutional. His experince goes back to design of well known landmarks such as Vietnam memorial wall and renovation of Pentagon. Kamran proudly provides structural engineering services to DC and the surrounding areas. His reputation is highly held and he takes each project very seriously. His pricing is very competitive and his workmanship is of the highest quality.
"Very professional and on time. Provided accurate and expert help, highly recommend this company."
Sidd G on January 2025
OGV offers property condition assessments, due diligence, and existing conditions surveys. In addition to structural evaluations and investigations, as a Professional Structural Engineer License Holder (P.E.), we help and provide peer review, required documents and permit inquiries for counties and local agencies.
"Omid showcased professionalism and expertise by responding quickly, even with limited notice. He provided a detailed explanation of a specific item requiring special attention to meet current code standards. Furthermore, Omid certified the deck structure and delivered a thorough report and letter for the county permit reviewer. I wholeheartedly recommend Omid to anyone seeking a dependable and highly skilled structural engineer."
Wilfredo F on April 2025
OGV offers property condition assessments, due diligence, and existing conditions surveys. In addition to structural evaluations and investigations, as a Professional Structural Engineer License Holder (P.E.), we help and provide peer review, required documents and permit inquiries for counties and local agencies.
"Omid showcased professionalism and expertise by responding quickly, even with limited notice. He provided a detailed explanation of a specific item requiring special attention to meet current code standards. Furthermore, Omid certified the deck structure and delivered a thorough report and letter for the county permit reviewer. I wholeheartedly recommend Omid to anyone seeking a dependable and highly skilled structural engineer."
Wilfredo F on April 2025
With 70 years of experience, Great Falls Septic Service offers comprehensive commercial and residential septic services. From brand new installs, repairs and maintenance-preventative or emergency, you can count on us to take care of all things septic. Additionally, we offer roll off containers and perform lot clearing. Our team of skilled servicemen provide quality workmanship and excellent customer service to ensure your septic system is well-maintained and fully functional. If you're looking for a company that provides outstanding service and quality work at an affordable price, then look no further than Great Falls Septic Service. We will do everything possible to cater to our clients. Family owned & operated. Phone number(s) 540-545-7075 or 703-444-5600. Fax number 540-545-7077
"On time, friendly, effective."
David F on May 2023
With 70 years of experience, Great Falls Septic Service offers comprehensive commercial and residential septic services. From brand new installs, repairs and maintenance-preventative or emergency, you can count on us to take care of all things septic. Additionally, we offer roll off containers and perform lot clearing. Our team of skilled servicemen provide quality workmanship and excellent customer service to ensure your septic system is well-maintained and fully functional. If you're looking for a company that provides outstanding service and quality work at an affordable price, then look no further than Great Falls Septic Service. We will do everything possible to cater to our clients. Family owned & operated. Phone number(s) 540-545-7075 or 703-444-5600. Fax number 540-545-7077
"On time, friendly, effective."
David F on May 2023
We have 40 years of experience in the field, servicing and installing all types of residential, commercial, and industrial septic systems. Our gratification always comes from getting jobs approved and satisfying our customers with a fully functioning septic system. We are licensed and bonded and offer the highest quality work.
"Rick treated my home like it was his personal home. He was professional, responsive, and completed the repair faster than I thought he could. I highly recommend him"
Garry S on August 2021
We have 40 years of experience in the field, servicing and installing all types of residential, commercial, and industrial septic systems. Our gratification always comes from getting jobs approved and satisfying our customers with a fully functioning septic system. We are licensed and bonded and offer the highest quality work.
"Rick treated my home like it was his personal home. He was professional, responsive, and completed the repair faster than I thought he could. I highly recommend him"
Garry S on August 2021
We are a small family own business. Our services include Septic tank cleaning, repairs and installation and grease trap, cleaning, maintenance and small repairs.
"All went well"
Rehana K on June 2024
We are a small family own business. Our services include Septic tank cleaning, repairs and installation and grease trap, cleaning, maintenance and small repairs.
"All went well"
Rehana K on June 2024
We are a small business with 6 employees. We service most of all the northern Virginia region, receive a $50 referral fee if you recommend us to a client, and the purchase plus pay for services above $600.00
"They were extremely responsive to all my questions and concerns. Did the job on time, and the price was fair. I would hire them again."
Ursula P on May 2025
We are a small business with 6 employees. We service most of all the northern Virginia region, receive a $50 referral fee if you recommend us to a client, and the purchase plus pay for services above $600.00
"They were extremely responsive to all my questions and concerns. Did the job on time, and the price was fair. I would hire them again."
Ursula P on May 2025
Divine Landscaping Inc is a full service landscape company. Our professional design team can help you from start to finish with ALL your landscape needs. From custom stone work, retaining walls, patios and walkways to carpentry, landscape lighting, water features, landscape design and installation. We give free estimates on all our work.
"Jaime and his crew did an outstanding job. True professionals and hard workers and I have found my long term lawn and landscaping company for good. Highly recommended and 5 stars all the way"
CJ H on September 2021
Divine Landscaping Inc is a full service landscape company. Our professional design team can help you from start to finish with ALL your landscape needs. From custom stone work, retaining walls, patios and walkways to carpentry, landscape lighting, water features, landscape design and installation. We give free estimates on all our work.
"Jaime and his crew did an outstanding job. True professionals and hard workers and I have found my long term lawn and landscaping company for good. Highly recommended and 5 stars all the way"
CJ H on September 2021
DBA - Springwood Gardens LLC. Our design build team offers over 40 years of experience and quality service. We are fully insured, and references available upon request. All work is guaranteed. Ask about our follow-up program that gives you two free check-ups for one year after we complete any project!
"Great. This is a great company! They do excellent work!"
ruth P on May 2025
DBA - Springwood Gardens LLC. Our design build team offers over 40 years of experience and quality service. We are fully insured, and references available upon request. All work is guaranteed. Ask about our follow-up program that gives you two free check-ups for one year after we complete any project!
"Great. This is a great company! They do excellent work!"
ruth P on May 2025
We understand how important it is to have confidence in the people who design your landscape. We have a friendly staff of highly creative and capable people, and we pride ourselves in our excellent service recognized around DC area, Maryland and Virginia. That’s how we’ve built our business throughout more than 18 years and mostly through referrals. For more than a decade, Xtra Care Landscaping & Design, Inc, has provided professional lawn and yard maintenance as well as comprehensive landscaping design-build services to residential and commercial clients throughout the metropolitan Washington, DC area.Whether you choose mowing and edging, artificial turf or mulching our competitive pricing and professional service is among the best in the area, and be sure to ask about our complete landscape design-build services guaranteed to blend your home or office seamlessly into it’s natural surroundings. Call us for any of the listed services: Yard & Maintenance, Hardscaping, Sprinkler Systems, Lighting, Artificial Turf, Decks, Landscape Design, Going Green, Concrete Art, Or Commercial Maintenance!
"We are pleased with the work to clear our lot and are looking forward to designing our front planting beds with them."
Dan H on April 2025
We understand how important it is to have confidence in the people who design your landscape. We have a friendly staff of highly creative and capable people, and we pride ourselves in our excellent service recognized around DC area, Maryland and Virginia. That’s how we’ve built our business throughout more than 18 years and mostly through referrals. For more than a decade, Xtra Care Landscaping & Design, Inc, has provided professional lawn and yard maintenance as well as comprehensive landscaping design-build services to residential and commercial clients throughout the metropolitan Washington, DC area.Whether you choose mowing and edging, artificial turf or mulching our competitive pricing and professional service is among the best in the area, and be sure to ask about our complete landscape design-build services guaranteed to blend your home or office seamlessly into it’s natural surroundings. Call us for any of the listed services: Yard & Maintenance, Hardscaping, Sprinkler Systems, Lighting, Artificial Turf, Decks, Landscape Design, Going Green, Concrete Art, Or Commercial Maintenance!
"We are pleased with the work to clear our lot and are looking forward to designing our front planting beds with them."
Dan H on April 2025
You should bring in a structural engineer any time you’re adding or removing something that carries weight—think new construction, a major remodel, or moving a load‑bearing wall. Call one during a real‑estate deal, after storm damage, or when you spot cracks in the foundation, beams, or chimney. An engineer’s report confirms that the structure is sound and tells your contractor exactly what fixes—or reinforcements—are needed to keep the home safe long‑term.
Who you hire depends on the task. Hire an architect to shape the look and layout of your home. Call a structural engineer to verify that load‑bearing elements—walls, beams, foundation—can handle the plan or to diagnose structural issues. Bring in a home inspector for a broad health check during a sale, after a storm, or for an appraisal. Matching the pro to the job keeps costs down and problems in check.
During the visit, the engineer checks your foundation, framing, walls, roof, and insulation, then compares what they see to any existing plans. If the structure matches the specs, you get the all‑clear; if not, the engineer outlines the fixes. Their sign‑off is what lets the next phase of work move forward, so expect clear notes on what’s solid and what needs attention.
Civil engineering is the broad field that covers roads, bridges, and other infrastructure. Structural engineers focus on the loads and forces inside a building or bridge—foundations, beams, and walls—while mechanical engineers design and keep power systems running, from elevators and turbines to HVAC equipment. In short, civil handles the big picture, structural makes sure it stands up, and mechanical keeps everything moving.
Most structural engineers offer free quotes. They’ll look at your home’s size and the scope of work to decide whether a flat fee or hourly rate makes sense. Simple inspections are usually priced by square footage; bigger, more complex jobs require a site visit and a detailed written estimate. Getting that number up front lets you nail down a budget before any drawings or inspections begin.
The engineer reviews every load‑bearing part of the home—floors, foundation, walls, roof, and major beams—along with insulation and the soil around the structure. They also factor in local weather risks and nearby water sources. The goal is to confirm that the materials and construction can handle day‑to‑day loads and extreme events alike, and to flag any spots that need reinforcement.